| 1 | 0 | 3 | 4 | 3 | 4 |
Mazda MPV repairs by problem area
Engine (65%)
Transmission and Drivetrain (3%)
Brakes and Traction Control (3%)
Suspension and Steering (12%)
Electrical and Air Conditioning (13%)
Paint, Rust, Leaks, Rattles, and Trim (2%)
Other (2%)
Chart based on 592 repairs.
Mazda MPV engine repair cost distribution
$2500+ (1%)
$1000 - $2499 (7%)
$500 - $999 (15%)
$100 - $499 (44%)
< $100 (33%)
Chart based on 340 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
2006 Mazda MPV 4dr Minivan
200-horsepower 3.0L V6 5-speed automatic FWD
| 140000 mi US $1000 |
Timing tensioner broke bent valves. Replaced timing chains and tensioners as well as head gasket and all valves |
| 75000 mi | Oil Leak from engine"O" rings. Cost to repair $900-$1,000 Oil Leak from engine"O" rings. Cost to repair $900-$1,000 |
2005 Mazda MPV
Engine not specified
| 116000 mi US $450 |
replaced all coils |
2005 Mazda MPV 4dr Minivan
200-horsepower 3.0L V6 5-speed automatic FWD
| 45900 mi US $350 |
#3 coil and spark plug |
| 63000 mi US $911 |
replace #4,5,6, plugs and coils |
| 26000 mi | Radiator Fan Control module replaced. Under warranty. (fan cycled irregularly, summer and winter). |
| 31000 mi US $650 |
Replace three rear ignition coils. |
| 46393 mi C $1318 |
Replace #4 ignition coil and spark plug Replace front brake pads, machine rotors + fluid Repair collapsed PVC hose Replace water pump + anti-freeze Replace rear brake light |
| 62000 mi C $650 |
Replaced PCV hose |
| 128000 mi US $38 |
PCV tube collapsed and disintegrated. Issue caused prake issues as well as engine idle issues. |
| 78500 mi US $200 |
erratic idle, down on full throttle power. Replaced faulty PCV hose and valve. As a preventative maintenance I removed and replaced all spark plugs and COPs. |
| 89000 mi US $75 |
When I previously replaced all COP and spark plugs I used cheap parts off Amazon. Don't do it. I basically had to re-accomplish all work with genuine OEM parts to correct reoccurring drivability hiccups. This van is ignition sensitive. |
| 92000 mi | Front timing chain cover and oil pan develop leaks. It is a labor intensive repair. Estimates about $1,300. I first tried engine seal "stop leak" products with poor results. A telltale sign of burning oil accompanies this ford sourced duratech V6 defect. |
| 93400 mi | Water pump developed leaks around the housing. Replaced it along with the short elbow bypass hose that connects the water pump to the coolant passages in the valley under the lower intake. |
| 45000 mi | Radiator Fan Control Module failure. Under warranty - no cost. |
| 139049 mi US $221 |
Typical ignition coils which go bad, PCV, and spark plugs |
| 143247 mi US $243 |
Transmission and engine mounts |
| 151970 mi | Timing cover leak, given $1100 estimate. Added STP stop leak instead and park over plastic area because it drips 2 drops of oil after driving. Oil usage minimal--about 0.5 quarts per 3000 miles. An annoyance as it smells slightly of burning oil when parking. |
| 76000 mi US $194 |
Engine missing - replaced coil module on one cylinder. |
| 137000 mi US $700 |
Radiator and thermometor replaces as the radiator had a leak |
| 88000 mi | The van was running roughly and Check Engine light was illuminated. Code was read and indicated a misfire in Cylinder 3. Ignition coil was replaced and solved the problem. |
| 96000 mi US $200 |
Vacuum leak caused by collapsed PCV hose. |
| 98700 mi US $560 |
Failed ignition coil in cylinder 1. Repair included replacing 2 coils and spark plugs. |
| 111000 mi US $60 |
Replaced ignition coil on cylinder 4. |
| 58700 mi US $40 |
Cooling system fan module failed and cooling fan kept coming on more and more when not needed. Seems this is a common failure. I bought a replacement module on eBay for $40. Dealer wanted $130 for the part. Took 15 minutes to replace it. |
| 63300 mi US $90 |
The $40 eBay fan module failed in about 30 days. I found a OEM version for $90, installed it in 15 minutes and it works as it should. |
| 69000 mi US $100 |
#3 ignition misfire. Replaced all 6 coils and spark plugs. |
| 88660 mi C $1000 |
Drain plug stripped. required replacement. Replaced oil pan too. |
| 91000 mi US $2000 |
replacement of multiple exhause components including 2 catalytic converts |
| 180000 mi US $180 |
Coolant line |
| 221000 mi US $140 |
Coil pack. |
| 69000 mi US $256 |
the car was intermittently hesitating, not running smoothly. it was a post-ignition problem. Spark plugs and some sensors had to be replaced. |
| 71600 mi US $1200 |
electronic post ignition and air flow sensors malfunctioning. also replaced all ignition coils. |
| 118000 mi US $300 |
controller for engine fan was replaced |
| 120000 mi | front ignition coils replaced |
2004 Mazda MPV
Engine not specified
| 56000 mi US $280 |
Ignition issue, code reading cylinder x misfire, all coils checked out ok as did vacuum system and fuel, engine is missing |
| 57000 mi US $750 |
Engine misses.. stumbles |
| 106000 mi | Coolant lines to rear heater failure. replace corroded lines |
2004 Mazda MPV 4dr Minivan
200-horsepower 3.0L V6 5-speed automatic FWD
| 67000 mi US $80 |
Vehicle was running very roughly and CEL was flashing. |
| 91000 mi US $60 |
Replaced bad spark plug coil. Same cylinder as previously replaced. |
| 129462 mi US $145 |
Fan control module replaced |
| 132800 mi US $38 |
#6 ignition coil with spark plugs replaced Throttle body position sensor replaced |
| 136933 mi US $308 |
#1 ignition coil replaced with gasket $308 |
| 144000 mi US $216 |
#5 cylinder ignition coil replaced |
| 153000 mi US $195 |
ignition coil #4 replaced |
| 177200 mi US $2100 |
running rough repaired ignition and computer problems |
| 201275 mi US $20 |
radiator cap replaced |
| 71240 mi C $220 |
Replace two coils |
| 79980 mi C $162 |
#4 coil replaced. |
| 86000 mi US $120 |
Ignition coil began to fail intermittently. This was the second time a coil had started to fail within the last 18 months. Replaced all six coils. Problem seems fairly prevalent among 2004 MPVs. |
| 122140 mi $100 |
Radiator leak |
| 81451 mi US $690 |
Replaced defective mass air flow sensor; replaced coolant temperature sensor |
| 84764 mi US $665 |
Replaced idle air control valve for stalling issue. Replace left turn signal-front bulb; To resolve oil leak-replaced oil pan gasket and front crank seal. |
| 100000 mi US $1215 |
After we arrived at our vacation destination, car began running roughly and after a short while, engine light came up. Drove about 1 hour to dealership. Required replacement of all 6 ignition coils. All-day repair job. |
| 109000 mi US $205 |
coolant temp sensor replaced Completed Induction service / induction cleaning to correct problem |
| 56000 mi US $300 |
#3 coil which is a problem that Mazda will not recall!!!! we have now replaced 3 of the 6 coils #3 coil failed and the pcv hose failed, replaced at the dealer |
| 162000 mi US $30 |
intake boot split at accordion area. Replaced with new Mazda intake boot |
| 180800 mi US $160 |
Exhaust leak for the "front" muffler/silencer.....heard exhaust louder than usual, looked underneath and noticed exhaust starting to rot away |
| 91000 mi US $246 |
Transmission reflash $200 91k miles Fan Control Module replacement **$46** |
| 94000 mi US $125 |
PCV hose replacement |
| 76000 mi US $150 |
van started missing and CEL came on. Code reader indicated cylinder one misfire. Replaced all three coils and plugs behind/under intake manifold. Problem cleared. Note: 3 of the 6 coils have failed on Mazda van....definitely a problem. |
| 95480 mi C $140 |
ignition coils fail |
| 155000 mi US $50 |
Vacuum hose was cracked caused check engine light to be on. Replaced and everything if fine. |
| 191300 mi US $350 |
Coil pack went out |
| 87200 mi US $150 |
2 worn out engine coils |
| 106000 mi US $200 |
New spark plug wires added. |
| 108300 mi US $200 |
Vacuum seal repaired |
| 87000 mi US $157 |
radiator become cardboard-ish flaky and was brittle. replaced radiator |
| 145900 mi US $660 |
The intake manifold gaskets needed to be replaced and spark plugs with new spark plug connectors |
| 152000 mi US $68 |
Gasket repair was good from mechanic. But spark plug coil repacement was done by myself. |
| 153000 mi US $110 |
Overdrive light on and check engine light on. |
| 148500 mi US $130 |
My car has been receiving several codes p0171,p0174, and p0301.I am still trying to figure the problem. |
| 154500 mi US $40 |
Heat was not working well during cold weather. I had to change coolant. |
| 89000 mi US $650 |
Replaced water pump. |
| 100000 mi US $679 |
Replaced pcv hose that was cracked and had fuel injectors cleaned. |
| 103000 mi US $398 |
Power steering and radiator flush |
| 104000 mi US $636 |
Tuneup due to misfires |
| 109000 mi US $950 |
Engine coils not firing |
| 126000 mi US $40 |
Fan control module went bad |
| 54000 mi US $250 |
Replaced one front ignition coil |
| 25119 mi | CEL flashing diagnosis code P0303 cylinder 3 misfire Replaced cyclinder 3 ignition coil (AJ51-18-100A) & spark plug (AJ09-18-110) |
| 49125 mi | CEL flashing diagnostic code P0303 cylinder 3 misfire. Fuel system check and replaced cylinder 3 ignition coil (AJ51-18-100A) |
| 52702 mi | CEL flashing diagnostic code P0304 cylinder 4 misfire Replaced cylinder 4 ignition coil (AJ51-18-100A) |
| 58083 mi | CEL flashing diagnostic code P0306 cylinder 6 misfire Replaced cylinder 6 ignition coil (AJ51-18-100A) |
| 98028 mi C $142 |
Car stalling. idle would drop to zero when reving engine in park or when driving and taking foot of gas pedal. Replaced IAC. No charge for installation. IAC replaced by me |
| 91544 mi C $418 |
CEL flashing diagnostic code P0302 cylinder 2 misfire. Replaced all spark plugs (ZZC2-18-110A) and cylinder 2 ignition coil (AJ51-18-100A) |
| 98027 mi C $88 |
CEL flashing diagnostic code P0305 cylinder 5 misfire. Replaced cyclinder 5 ignition coil (AJ51-18-100A) myself |
| 119036 mi C $385 |
CEL flashing diagnostic code P0301 cylinder 1 misfire. Replaced all spark plugs (ZZC2-18-110A) and cylinder 1 ignition coil (AJ51-18-100A) |
| 124620 mi C $149 |
coolant dripping on driveway from water pump area. Soon after, squealing noise was coming from engine area. suspected water pump. removed belt temporarily and noise stopped. Ordered part, drained coolant, installed new pump & added coolant. coolant dripping on driveway from water pump area. Soon after, squealing noise was coming from engine area. suspected water pump. removed belt temporarily and noise stopped. Ordered part, drained coolant, installed new pump & added coolant. |
| 128960 mi C $768 |
Rough idle, car would lag when gas pedal pressed down for quick acceleration. Engine codes showed lean bank 1. Car taken to dealer for diagnostics. paid for diagnostic. PCV hose collapsed, EGR Boost sensor & solenoid found to be the problem Replaced PCV hose, Idle Air Control Valve, EGR Boost Sensor & EGR Boost sensor solenoid |
| 195300 mi C $131 |
Water pump belt cracked. Belt replaced |
| 204140 mi C $732 |
Exhaust leak |
| 207700 mi C $539 |
Front exhaust Flex pipe |
| 203100 mi C $404 |
temperature gauge drops to zero. No heat. fault code P0118. It ended up that it was the thermostat and not the engine coolant temperature sensor. |
| 210800 mi C $999 |
Car studdering (missing) fault code P0303. Bank 1 colis/plugs replaced. After air intake off to replace bank 1 coils/plugs, notice bad oil leak at rocker cover. Rocker cover gasket replaced. |
| 213900 mi | Oil leak from front valve cover. Re-re valve cover gaskets |
| 75700 mi US $40 |
Replaced IAC valve |
| 84000 mi US $335 |
replaced the O2 sensor |
| 101000 mi | Replaced cooling fan control module |
| 102100 mi | One of the ignition coils replaced. Luckily - one of the front ones... |
| 105000 mi US $125 |
Temperature gauge reading low. CEL code for Engine Temp Too Low For Proper Emissions. Engine Coolant Temperature sensor was replaced. $60 for new sensor, $65 labor. |
| 117700 mi | Radiator plastic tank cracked at upper hose nipple. Replaced radiator. Also replaced thermostat, upper and lower hoses and fan assembly due to age of vehicle and area was open for access. |
| 131000 mi US $75 |
Valve cover gaskets were leaking, causing a burned oil smell. Both gaskets were replaced. PCV valve and hose were replaced as preventive maintenance. |
| 32000 mi US $53 |
Misfire when accelerator pressed. |
| 32000 mi US $150 |
Coil bad in cylinder 4. No code on computer. Just started at cyl 4 and problem cleared. Went ahead and replaced coils/plugs for cylinders 5 & 6. MPV forum and all the good members saved me $$ and time. Thanks. |
| 37000 mi | Had replaced coil packs 4-6 last year or so and started noticing slight hesitation going up a hill.Had previously bought 6 coil packs and replaced the ones for cyl 1-3. Problem was solved but there still seems to be a slight problem. |
| 58000 mi US $25 |
PCV hose leak. Replaced rubber elbow. |
| 75000 mi US $250 |
Dealer replaced rear (1-3) coil packs and spark plugs. I supplied the parts. 3 coil packs cost ~ $35 each. Plugs were ~ $3 each. |
| 75000 mi US $105 |
I replaced coil packs for front 3 cylinders (4-6) and also replaced the 3 spark plugs. This repair is fairly easy as these cylinders are in front of engine. Slightly over 1 hour time to replace. |
| 81000 mi US $72 |
Sensor 1 bank 1 giving error codes. I replaced at cost of $25. Repair took 2 hours as I had to put van on jacks and replace from underneath. Cooling fans running erratic at times. Replaced fan control module. Had to remove battery to get the 3 plugs undone on old module. Other than replacing battery this was an easy fix. |
| 85500 mi US $130 |
Oxygen sensor bank 2 sensor 2. I paid for part $35 and dealer installed $95. |
| 47300 mi US $600 |
Replaced PCV breather hose and filter, all six sparkplugs and direct ignition coils, intake gasket set, basically a 50,000 mile tuneup but the PCV hose had failed as had one of the coils. |
| 54000 mi US $500 |
Also put new hose clamp on leaking oil cooler lines near oil filter. |
| 178000 mi US $1000 |
Repl radiator |
| 92000 mi US $900 |
Replaced ignition coil |
| 99000 mi US $850 |
Minor Oil Leak, bad smell from engine compartment when heater was on. Rear gasket leaking, replaced. |
| 47120 mi €2880 |
Turbocharger broke down Ignition pump broke down |
| 114000 mi US $100 |
Engine misfiring. Had previously replaced two coils. Replaced 4 remaining coils. Also replaced engine coolant, changed air filter. |
| 75000 mi | Engine hesitates occasionally while driving, shop could not reproduce. |
| 81000 mi US $100 |
engine hesitates occasionally during acceleration. Private shop was previously unable to replicate, dealer now couldn't either. Problem still occurs, but intermittently. No codes in computer. |
| 83000 mi US $350 |
Engine was hesitating, ignition coil replaced on cylinder #5. |
| 94000 mi US $1000 |
water pump failed and was replaced |
| 99000 mi US $500 |
Engine hesitating, ignition coil replaced. |
| 102000 mi US $100 |
Oil pressure light intermittently flickers at idle. Mechanic could not reproduce. |
2003 Mazda MPV
Engine not specified
| 85000 mi US $1100 |
Engine gasket replacement with oil pan. |
2003 Mazda MPV 4dr Minivan
200-horsepower 3.0L V6 5-speed automatic FWD
| 105700 mi US $100 |
Oil pan gasket replaced |
| 115000 mi US $800 |
Motor Mounts had to be replaced |
| 109000 mi US $550 |
Strong smell of burnt oil from engine compartment, but nothing obvious seen under hood (smoke or actual oil) and nothing on the ground. |
| 76260 mi C $1487 |
Noticed leak in oil pan – relaced oil pan gasket and crank seal. Engine runs rough on idle – replaced EGR valve, by-pass valve, gasket, A.c. sket, A.C. Hose, P.C.V SE, P.C.V. valve. Repair Vacuum hose near left strut tower. Replace leak detection pump. |
| 79360 mi C $702 |
1 -Engine idles rough after warming up. Sometimes it is so rough that it is better to turn the car off and drive it later. Ignition Coils replaced and now the engine idles very well. 2 -Intermittent problem starting...replaced battery |
| 98000 mi US $350 |
problem with ignition coils |
| 65000 mi US $340 |
Engine was idling rough. It turns out the PCV hose had a hole in it (again). This was repaired a couple of years ago under recall but failed again. |
| 100000 mi US $359 |
Car was losing lots of coolant while driving. No puddles. Noticed coolant residue around water pump. Pressure test performed - no leaking hoses. Water pump was shot and they replaced it and all the coolant. Works great. |
| 57000 mi US $200 |
The PCV hose assembly was replaced. |
| 147000 mi US $250 |
Car was dragging no exhaust power also check engine flashing off and on. New coil pack putting in van. |
| 114000 mi US $200 |
Severe vacuum vacuum leak and bad water pump |
| 87000 mi US $240 |
Wouldn't start temp sensor |
| 85000 mi US $225 |
Broken PCV hose. Had originally been replaced under recall. Refused to replace again. |
| 89000 mi US $250 |
Water pump not working properly. |
| 94000 mi US $175 |
engine light came on. took to my mechanic and codes p2195 and p2197. replaced pcv hose, engine idle control, intake manifold gasket and a few other vacuum leaks, engine came back on, mechanic suggested taking it to dealer. |
| 107000 mi US $552 |
Replaced water pump. |
| 117000 mi US $330 |
Vehicle jerked when at stoplight. A hose was replaced that was leaking air. $90 for a rubber hose? Successful repair. |
| 114000 mi US $491 |
Exhaust leak. Had to change the flex pipe. |
| 117000 mi US $220 |
Replaced spark plugs and ignition coil |
| 87000 mi US $300 |
PCV hose replacemnt |
| 91000 mi US $300 |
flex pipes on exhaust system were rusted out and wide open |
| 112200 mi US $1122 |
Replace PCV Valve Engine Oil Pan gasket Timing Cover/Gasket + Outer cover gasket |
| 113800 mi US $1120 |
Replace valve cover gaskets |
| 127364 mi US $264 |
Engine analysis. Replace cylinder #4 ignition coil. Engine analysis. Replace cylinder #4 ignition coil. |
| 167000 mi US $170 |
replace ignition coils Replace drive belt |
| 93000 mi C $350 |
oil pan replaced due to damaged thread |
| 95480 mi C $350 |
leaking engine oil. gaskets need replacement |
| 48000 mi US $100 |
Temp sensor/t-stat/fan module |
| 63000 mi US $75 |
check engine light.(this is a yearly occurrence for something or other with this car @ about the same time frame). This time it was code p0031 ho2 sensor heater. Probably O2 sensor as heater is built into device. |
| 71000 mi US $75 |
O2 sensor bank1 sensor1. |
| 109000 mi US $2500 |
One of the spark plug poped out while the car was still running. Latter we learned that the ciramic of the plug had melted & fallen into the cylinder, damaging the engine. I had no options but replace the engine. |
| 110000 mi US $2500 |
one of the cylinders lost compression |
| 66000 mi | Oxygen sensor replaced. |
| 76000 mi US $400 |
Replace PCV vacuum lines and related parts; clean intake; reset cel |
| 78000 mi US $550 |
Replace water pump, disconnect rear heat (lines leaking) |
| 84000 mi US $120 |
Engine cooling fans running erratically. Replaced fan control module. (Note - common MPV repair; use the Mazda part and not the $50 aftermarket alternative. I went the cheap route first and ended up doing the job again a week later.) |
| 79300 mi US $250 |
Replace motor mount Replace O2 sensor |
| 71300 mi ﷼22 |
Jerky downshifting, fuel thirsty |
| 74600 mi ﷼40 |
Heater hoses cracked. Coolant leaked. |
| 83580 mi ﷼99 |
The O2 sensor (aka B1S1 P0031) malfunctioned and had to replace. |
| 91032740 mi ﷼4 |
drive belt tensioner bearing noise. bearing replaced and repaired. |
| 94240 mi | fan control module is erratic. runs unnecessarily high most of the time. |
| 68000 mi US $248 |
Ignition Coil #4 failed causing a check engine light, loss of power, vibration in engine, misfire. Coil replaced and MPV runs like new. Not bad considering almost 68,000 miles and 8 years old. |
| 70000 mi US $1700 |
Engine had loss of power and increase exhaust noise. Mechanic discovered hairline crack in Orig front stainless steel Exhaust Manifold. Crack was in rusted out seam weld in the exhaust manifold. Driver LF top Orig Oxygen Sensor Bad. |
| 72000 mi US $245 |
Original Ignition Coil #5 failed and replaced. Also # 5 Original Spark Plug replaced. |
| 75500 mi US $340 |
Original rear Oxygen Sensor went bad and was replaced. |
| 86100 mi US $264 |
Engine misfire. Original Ignition coil #6 Along with Original Mazda Platinum spark plug replaced. Engine smooth and power restored. |
| 90000 mi US $605 |
Loss of power during acceleration and when A/C on. Replaced all original spark plugs and the original 3 ignition coils and spark plugs closest to the firewall even though coils were still good since the labor was the same without the coils. |
| 88300 mi US $131 |
Original exhaust flex pipe on passenger side rusted and rotted causing a hole resulting in noise. New flex pipe was welded in. |
| 107000 mi US $281 |
Front Oxygen Sensor failure. Part replaced. |
| 107690 mi US $9 |
Two OEM flex pipes replace along with OriginalOEM Catalytic pipe , Original OEM intermediate pipe and Original OEM exhaust tailpipe replaced due to rust and corrosion from salt.. Check engine light on. Computer code read both engine banks running lean. Removed Original OEM Mass Air Flow Sensor as recommend by parts store and sprayed with CRC Mass Air Flow cleaner at $8.99. Reinstalled cleaned Mass Air flow Sensor and check engine light cleared by parts store. Engine runs perfect. |
| 108553 mi US $250 |
Bank 1 Sensor 1 upstream Oxygen sensor by firewall replaced. |
| 125000 mi US $650 |
Engine light - diagnossis bad ingition coil. Coil replaced. Additionally replaced plugs. |
| 155000 mi US $550 |
Cooling System - Crack in radiator at upper hose connection. |
| 181000 mi US $200 |
Bad coil on number 3 cylinder |
| 189100 mi US $900 |
"Front" Engine seal replaced due to oil leak that dripped on exhaust pipe creating a very bad smell |
| 206000 mi US $45 |
EVAP related CEL. Replaced purge valve and gas cap. |
| 220300 mi US $12 |
Gasket for IIAC valve (actuator) replaced |
| 222700 mi US $75 |
Emissions: O2 Sensor Bank 2, Sensor 1 |
| 232000 mi US $50 |
Replaced Purge Valve, IIAC valve. Seemed to be fixed for a while, but engine light returned Took it to repair $$$hop. Replaced intake gaskets, PCV valve, air hose. Also performed smog check. A week later, same engine light / codes returned. Returned to repair shop, replaced purge valve (again) |
| 235000 mi US $175 |
Cooling fan running loud and erratic |
| 155000 mi | Check engine light went off, test say "Bank 1 collector full"(Oxygen) erased comp memo, have to drive on high octane fuel. |
| 14727 mi | Reflash transmission |
| 38196 mi | Replaced ignition coil-cyl #3 |
| 123000 mi US $1200 |
Noisy - had to replace expensive front pipes (one had integrated cat). Had tranny oil changed while there. |
| 180000 mi | Exhaust leak at manifold. Snapped bolt. Estimaged repair cost $1000+. Will soon go to the junk yard. |
| 180000 mi | Check engine light - multiple O2 sensor problems. Loud, running poorly. Took in for evaluation and was told that a bolt snapped off exhaust manifold - a very expensive repair + whatever else was wrong. |
| 31000 mi C $100 |
Replaced Idle Air control valve at 50040. Stalling after hard acceleration when releasing the gas. Found the solution here: http://mazdaforum.com/m_49352/tm.htm |
| 58280 mi C $120 |
PCV hose failed. In 2004 Mazda issued a recall which our van had applied. Hose failed again. Replaced and it's all good not. Part number AJ51-13-89YB. |
| TSB for Temp Sensor | |
| 61300 mi US $340 |
Coolant crossover pipe cracked. Part was a Mazda only part and took a couple of days to get in. Not a bad leak and wanted it replaced before any major damage happened. |
| 70000 mi US $1000 |
New brakes, 5 coils and plugs. All original. |
| 13500 mi | Re-programmed auto transmission for shift shock and engine control module (removed a false check engine indication). |
| 105000 mi | Past repairs include replaced spark plug coils, replaced EGR hose |
| 117800 mi C $60 |
The fan control module was going crazy. A twenty minute job lasted for hours. Had to take the battery and tray out to get access. Module replaced with new version. Now working normally. |
| 119660 mi C $600 |
Ignition coils, which cost CAN$90 each. Mechanic suggested replace the back three with new ones. Then take one of the three old good ones to replace the defective one in the front and save the two good ones in case the ones in the front misfired again. |
| 124000 mi | Check engine light came on. Garage pulled and cleared the code. Oxygen sensor malfunction.($200)Garage will replace sensor if it is on again. No charge. |
| 130200 mi C $1000 |
Eventually one of the front 3 coils gone. Back 3 coils replaced earlier. Replaced the 3 coils with new ones($100@). 2 codes for 1 chk eng. replaced the PCV hose, $110. Mechanic said the hose is new design and should not crack. |
| 136400 mi | P0421 Bank1 cat efficiency below threshold. Reset by disconnecting battery. Have to change cat. |
| 14260 mi C $224 |
check engine light on again. "fixed" by disconnecting battery. Plan to replace catalytic converter before next emission test. Part of the flex pipe on the exhaust had a hole in it. |
| 148800 mi | Check engine light on again. Cleared by disconnecting negative terminal. I think it is the same catalytic converter problem. |
| 109000 mi US $140 |
replaced engine oil pan gasket and fixed leak, replaced leaking ECT sensor, replaced worn front sway bar links |
| 114000 mi US $20 |
Replacement of PCV boot at engine manifold. |
| 145000 mi US $80 |
Replaced fan control module |
| 149000 mi US $1400 |
timing cover oil leak |
| 150000 mi US $300 |
Repaired oxygen sensor |
| 183000 mi US $28 |
replaced induction hose due to crack |
| 198000 mi US $400 |
Replaced radiator due to leak |
| 200000 mi US $200 |
replaced air bypass valve due to erratic idle |
| 216000 mi US $75 |
Replaced bad ignition coil |
| 219000 mi US $90 |
Replaced rear engine mount |
| 222000 mi US $180 |
Replaced rear bank ignition coils |
| 79000 mi US $50 |
Oil pan gasket and crankshaft seal replaced to fix oil leaks. |
| 94500 mi US $300 |
Coil on cyl #3 failed, incompetent mechanic refused to replace coil. Instead he replaced spark plugs for $300. Problem came back in less than 100 miles. Previous incompetent mechanic did not reconnect IMCC harness, did not properly torque intake manifold causing vacuum leaks. Mechanic also did not replace faulty coil. Replaced coil. |
| 91000 mi US $100 |
Replaced remaining coils, all showed signs of severe wear. Visible corrosion. PCV valve also replaced, it had been removed and was no longer able to stay in engine block. Crankcase vapors leaking into HVAC system due to this. |
| 90300 mi US $45 |
Replaced the ECT. The O-ring on the original broke down and coolant started seeping past it eventually corroding the sensor causing it to underreport the coolant temperature. |
| 99000 mi US $100 |
leaking oil pan, replaced oil pan with updated style. |
| 67000 mi | Engine oil pan gasket leaking. Didn't repair because will have to replace entire oil pan. |
| 70100 mi US $400 |
Engine quit running. Replaced ignition module and cleaned fuel injector. |
| 79000 mi US $400 |
replace oxygen sensor |
| 82600 mi | new front brakes, plugs, and coils along with bodywork due to a collision. |
| 91000 mi US $250 |
oxygen sensor replaced |
| 81200 mi US $110 |
Check engine light: code re cat converter. Dealer was able to get light off after some magic. Needs to be smog tested. Expensive repairs if it fails. |
| 112000 mi US $760 |
water pump and belt cooling fan module replaced replaced air intake breather hose |
| 53000 mi US $360 |
Ignition coil for one cylinder failed, causing rough running in wet weather and CEL to stay on. Required two trips to shop: two hours' diagnosis, which was unsuccessful, but shop swapped ignition wires around so that when problem reappeared, they were abl |
| 64000 mi US $310 |
Oil pan gasket leaked engine leaked oil. Necessary to remove part of exhaust to access oil pan, adding to cost of replacing gasket. |
| 78000 mi US $150 |
PCV tubing leaked, causing lean-burn fault code. Part not available due to holidays, but car was drivable in interim Parts received and installed to repair PCV tubing. |
| 80000 mi US $230 |
Rough running and stalling caused by faulty coolant temp sensor, causing CEL light to come on. Could not drive car except very short distance with cold engine. |
| 81000 mi US $600 |
Abrupt shifting, particulary 1 to 2 at low road speed, diagnosed as due to failed ring sensor in transmission. Sensor replaced. |
| 88000 mi US $500 |
For 3rd time, an ignition coil failed, causing short in wet weather; misfiring on 1 cylinder. Extensive labor to access rear cylinder bank. Replcd coil & rmng 3 originals. Also replcd plugs to avoid repeat of labor later (addl $ not included) |
| 90000 mi US $300 |
Coolant leaking. Replaced water pump. Rear heater not working; plugged line or valve possible, but will be evaluated at a later time. |
| 100000 mi US $600 |
Cooling system hose leaking; replaced |
| 107000 mi US $800 |
Piping to rear heater corroded and leaking coolant. Replaced with new parts - past extended warranty that Mazda has reportedly added for this problem. |
| 136000 mi US $1400 |
Heater core leaking with odor of hot coolant inside vehicle. Very lengthy labor to access, thus high cost. |
| 138000 mi US $1600 |
Oil leak had been noted on a prior maintenance visit - burning oil smell now apparent. Timing chain cover gasket leaked oil onto exhaust manifold. Extensive labor expense. Timing chains, tensioners, guides found to be very clean. |
| 138200 mi | Replaced one catalytic converter. |
| 139000 mi | Exhaust system extremely rusty and near end of life. Replaced one catalytic converter earlier in year; three more in system remained with unknown reliability. |
| 78000 mi US $50 |
Replaced Coil #6. Check engine light would come on during rainy weather. Did repair myself after research on mpvclub.com. |
| 96000 mi US $225 |
Replace the back 3 ignition coils. One was bad but replace all since had it apart. Known issue for this model for the earlier coil version to get moisture inside. |
| 119000 mi US $60 |
P0126 - ECT not reporting correct temp. Poor gas mileage plus minor coolant leak around the o-ring. Known issue with this car. |
| 67000 mi US $350 |
Coil #5 broke down. To replace it it required all the upper part of the engine to be removed in order to gain access. Therefore although the part itself was about 70$ the cost of labor caused the price to be 350$. |
| 68000 mi US $450 |
vacuum hose |
| 85300 mi US $110 |
Another ignition coil had to be replaced due to a misfire. DIY to avoid paying labor, $75 for the part. Also replaced air control module, $35 for the part. |
| 87000 mi US $70 |
Leak in the vacuum hose. |
| 214900 mi US $350 |
Failed ignition coil on rear bank of cylinders which necessitated removing the intake plenum. This is the fifth or sixth time this has happened in the 11 years I have owned this vehicle. |
| 235700 mi US $250 |
Coolant leak from radiator system |
| 247000 mi US $300 |
The ignition coils went out again. The back three (under the intake manifold) were replaced even though only one was defective. I approved the additional work. The car began leaking coolant again. The leak was repaired. |
| 247200 mi US $70 |
One of the front ignition coils failed, causing hesitation and misfire on cylinder four. I replaced the coil myself. |
| 67000 mi US $300 |
Replaced pre-cat O2 sensor on right bank (cowl side) of V6 engine. Done by independent mechanic. |
| 77000 mi US $80 |
Replaced pre-cat O2 sensor on left bank (radiator side) of V6 engine. Cost includes special socket to remove O2 sensor. Replaced pre-cat O2 sensor on left bank (radiator side) of V6 engine. Cost includes special socket to remove O2 sensor. Added Lubegard Red to address modest shift flare problem (The duplicate entries for these repairs listed in Jun 2009 are erroneous.) |
| 78000 mi US $75 |
Replaced collapsed, split PCV hose (causing the CEL) and incidentally all six plugs (which requires removing the intake manifold!). |
| 89000 mi | I replaced the oil pan due to a very slow gasket leak. |
| 97200 mi US $5 |
OBD-II Code P0306: misfire in cyl 6 during a severe rain storm. Misfiring stopped after storm. I erased code and pulled plug wires and coils for cyls 4,5,6 and sprayed the coil, plug, and spring with wire dryer. |
| 95000 mi | Minor vacuum leak in IMRC; sealed with RTV |
| 135000 mi US $30 |
MIL came on with P0174 code (vacuum leak). Found crack in air intake hose between MAF sensor and throttle body. Replaced the hose |
| 120000 mi US $60 |
Replaced the PCV hose yet again. |
| 117000 mi US $44 |
Coil failure cyl 5 |
| 108580 mi C $30 |
# 5 Coil Pack went bad (again) |
| 108000 mi | One Catalytic converter & two O2 sensors failed, due to engine misfiring. |
| 110400 mi US $2500 |
coils failed & needed to be replaced with plugs |
| 117700 mi US $250 |
coil failed - again & CAT Convertor damaged. Will not pass inspection. Going to trade this thing in- I'm done sinking $$$ into it.... |
| 126000 mi | Traded with toasted cats. |
2002 Mazda MPV
Engine not specified
| 10820 mi | temperature sensor no way to be found and when taking long trip it finishes water in engine. |
2002 Mazda MPV 4dr Minivan
200-horsepower 3.0L V6 5-speed automatic FWD
| 219900 mi US $3900 |
Engine was replaced ECU Replaced |
| 155000 mi | O2 sensor. Will cost about $310, will probably replace it in February. |
| 68000 mi | The exhaust manifold was cracked. Too expensive to repair on a 10 year old car. |
| 85000 mi | Leaking water pump was replaced. Engine was rinsed to reduce the residual coolant on the outside of the engine. |
| 174000 mi US $300 |
Replaced Manifold Air Pressure Sensor with used parts. Replaced Liquid Purge Box with used parts. |
| 129000 mi US $900 |
Cylinder coil failure |
| 104900 mi US $700 |
replace water pump and all 4 tires |
| 129500 mi US $1400 |
New catalytic converter + New oxygen sensor (part of exhaust system). |
| 140000 mi | Cylinder misfire |
| 139000 mi US $900 |
OBD II Check Engine revealed Misfire Codes |
| 62620 mi C $500 |
Rear heater pipe rusted through; leaking coolant. Front heater piper was degraded, so replaced as a preventative measure. Flushed radiator as well. |
| 135500 mi US $250 |
Replaced faulty ignition coil bank. |
| 95000 mi US $1500 |
Engine missing. Coils replaced. |
| 101000 mi US $200 |
Oxygen sensor replaced |
| 104200 mi US $980 |
Exhaust manifold cracked. Had to be replaced. |
| 35000 mi | two coil replaced under warranty fan control module replaced under warranty AT reflash to cure rough shifting |
| 60000 mi US $200 |
Two more coil replaced under extended warranty on two occasions |
| 65000 mi US $80 |
replaced 1 more coil (do-it-yourself) |
| 83000 mi US $100 |
oil pan leak fixed under extended warranty |
| 90000 mi US $80 |
last coil replaced (DIY) |
| 92000 mi US $25 |
fan control module replaced (DIY) |
| 95000 mi US $200 |
flexpipe leak, to be fixed for $200 (muffler shop estimate) |
| 171500 mi US $40 |
Thought it was leaking oil, was slow leak in cooling system. Ship repaired gratis since they had done maintenance on cooling system earlier in the year. |
| 195000 mi US $1600 |
Radiator core failed. Hoses replaced. |
| 203500 mi US $1200 |
Vacuum leak, coil replacement, sensor cleaning. |
| 207000 mi US $350 |
PCV Valve replaced, hose rotting and air leaking giving a whistle sound. |
| 210200 mi US $450 |
Exhaust - left flex pipe came out, needed replacing. |
| 102000 mi US $110 |
Oxygen sensor, sway bar links, spark plugs |
| 104200 mi US $40 |
Front engine mount replacement |
| 114000 mi US $50 |
Throttle body cleaning |
| 125000 mi US $250 |
Check engine light. O2 sensor. |
| 135000 mi US $100 |
Leaky radiator. Had to replace. The radiator I order from Amazon, did not fit. So, we put some glue and put it back. I have to refill it once a month now instead of every 2 weeks :) |
| 2500 mi | OD light flashed, towed to dealer as recommended, replaced sensor covered under warranty |
| 144000 mi US $200 |
MAF, MAP, EGR, PCV, ICV all replaced |
| 164000 mi US $300 |
New radiator and water pump |
| 61000 mi US $300 |
PCV line assembly replaced due to PCV fail. Mechanic says this is a known problem on Ford engines |
2001 Mazda MPV
Engine not specified
| US $240 | Catalytic converters ... not worth fixing. Car no longer runs, selling it for scrap. |
2001 Mazda MPV 4dr Minivan
170-horsepower 2.5L V6 4-speed automatic FWD
| 210700 mi US $250 |
rough driving |
| 102300 mi | Misfire noticeable going uphills or when accelerating.Had Mazda check but no engine codes present.Suggested replace ignition leads. Installed Top Gun brand and appears ok. |
| 153000 mi | Engine has begun to leak small amounts of oil. |
| 153000 mi | Engine started burning oil at a rate of one quart every 50 miles. Sold it for salvage. |
| 106640 mi C $300 |
Belt tensioner needed replacing (w/ new belt) |
| 110980 mi | Some sort of short circuit in the ignition system. |
2000 Mazda MPV
Engine not specified
| 173000 mi | Exhaust manifold leaking when sold. |
2000 Mazda MPV 4dr Minivan
170-horsepower 2.5L V6 4-speed automatic FWD
| 111000 mi US $20 |
Was told in Mar my check engine light code was replace catalytic converter. Waited til registration due because of high cost. Went to another mechanic - code was for vacuum leak but he found none and reset chk eng light |
| 112000 mi US $150 |
Water pump failed at 112,000 miles. Replaced with OEM replacement part. |
| 137000 mi US $550 |
Front brakes replaced (pads, rotors, and 1 caliper), coolant leak in rear heater fixed. |
| 108000 mi | CEL came on, van running fine. I took it to autozone and was told that an O2 sensor needs replaced. I'm going to wait a bit until I can afford to replace it. |
| 108000 mi | Water pump failed, replaced. O2 sensor on order O2 sensor installed. |
| 111600 mi A $100 |
Cooling system overflow bottle leaking. |
| 119660 mi A $250 |
Engine ignition coil failing have replaced HT leads, waiting for coil. |
| 120280 mi | Replaced ignition leads with OEM brand from Top gun and turned out didnt require the coil at all. |
| 122760 mi A $50 |
Coolant leak from top radiator hose. System pressurised to find leak. Hose clamps replaced. |
| 123380 mi A $450 |
Connecting hose to thermostat/engine/water pump failed. Water pump required replacement (original waterpump lasted almost 200,000km). |
| 132260 mi A $900 |
Radiator was repaired just over three years ago, but has consistently been failing as the car has been overheating up major hills etc. |
| 157480 mi A $200 |
High tension leads |
| 133000 mi US $200 |
Found a hair line crack on the right side of the radiator after filling antifreeze to the recovery tank almost everyday. Replaced the defective radiator. |
| 136000 mi US $453 |
rough idle and spewing nauscious exhaust fumes. replaced ignition wire set and all six spark plugs. |
| 137000 mi US $56 |
Erratic Idle speed problem recurred after spark plug/ignition wire set replacement. Replaced ignition coil module, idle speed back to normal. Replaced ignition coil pack in an attempt to improve spark intensity. Intermittent rough idle problem was cleared and returned. |
| 138000 mi US $2 |
DTC's P0171 and P0174 occur once every four to five days. Replaced broken Idle Air Control Valve gasket. No DTC's noted. Lesson learned: Do Not re-use any gaskets. |
| 142000 mi US $6 |
Check Engine Light DTG P0455. Replaced gas tank cap. No CEL. |
| 147000 mi US $15 |
REPLACED PCV VALVE DUE TO P0171 DTC AND CONDENSATION (MILKY OIL FILM ON OLD PCV VALVE). ADDED CLAMPS TO PCV VACUUM HOSE CONNECTIONS. |
| 150883 mi | constant random misfire dtc P0300, found crack in a rubber air hose connects air filter to IAC. constant random misfire dtc P0300, found crack in a rubber air hose connects air filter to IAC. |
| 160000 mi US $185 |
Engine crank but won't start. Replaced all (6) fouled platinum +4 spark plugs that only ran 24,000 miles. No check engine light. |
| 79360 mi | Exhaust Manifold Gasket need to be replaced the acelerator sensor was not working and the car wasnt developing the speeds. Was just running in the first gear spark plugs |
| 90600 mi US $545 |
Front seal was leaking oil. Replaced. |
| 123200 mi US $458 |
intake manifold gasket was leaking. Replaced. |
| 68820 mi $250 |
When trying to fix speedometer previously,the trans got bad and wouldn't change gear, O/D light on. |
| 139500 mi $100 |
fixed holes in the exhaust with the use of steel wool, steel cans and clamps to improve fuel economy |
| 149100 mi $150 |
The ignition coil failed, was replaced with used. |
| 119400 mi US $500 |
Oxygen sensor replaced, periodic maintenance nag reset |
| 45000 mi US $300 |
motor mount. |
| 116000 mi US $140 |
Replace leaky flex pipe. |
| 168000 mi US $600 |
Inherent overheating , which anyone with knowledge of the Canadian engine swap "fiasco" is well aware of. These vehicles should have all been recalled for engine replacements!! |
| 234000 mi US $170 |
Replaced leaking Radiator |
| 242000 mi US $193 |
Coolant hose failure. |
2000 Mazda MPV 4-door
6-cylinder automatic 2WD
| 80000 mi | replace catalytic converter |
2000 Mazda MPV 4-door
4-cylinder automatic 2WD
| 139000 mi US $380 |
o2 sensor was replaced, first replacement at 139k. pretty good for an o2, usually see them go a lot sooner. |
| 139000 mi US $1100 |
Radiator leaking, replaced radiator, thermostat and hoses. CEL came on, replaced intake and exhaust gaskets. |
See TrueDelta's information for all Minivans
See TrueDelta's information for all Mazda models.
