| 1 | 0 | 3 | 4 | 3 | 4 |
2004 Mazda MPV repairs by problem area
Engine (59%)
Transmission and Drivetrain (4%)
Brakes and Traction Control (2%)
Suspension and Steering (19%)
Electrical and Air Conditioning (14%)
Paint, Rust, Leaks, Rattles, and Trim (2%)
Other (1%)
Chart based on 167 repairs.
2004 Mazda MPV engine repair cost distribution
$2500+ (1%)
$1000 - $2499 (4%)
$500 - $999 (20%)
$100 - $499 (47%)
< $100 (28%)
Chart based on 94 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
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
| 137000 mi US $700 |
Radiator and thermometor replaces as the radiator had a leak |
| 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 |
| 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. |
| 47120 mi €2880 |
Turbocharger broke down Ignition pump broke down |
| 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 |
| 92000 mi US $900 |
Replaced ignition coil |
| 98300 mi US $850 |
Minor Oil Leak, bad smell from engine compartment when heater was on. Rear gasket leaking, replaced. |
| 91000 mi US $246 |
Transmission reflash $200 91k miles Fan Control Module replacement **$46** |
| 94000 mi US $125 |
PCV hose replacement |
| 178000 mi US $1000 |
Repl 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. |
| 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 |
| 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. |
| 122140 mi $100 |
Radiator leak |
| 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 |
| 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. |
| 71240 mi C $220 |
Replace two coils |
| 79980 mi C $162 |
#4 coil replaced. |
| 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. |
| 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... |
| 54000 mi US $250 |
Replaced one front ignition coil |
| 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. |
| 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. |
| 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 |
| 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 |
| 87000 mi US $157 |
radiator become cardboard-ish flaky and was brittle. replaced radiator |
| 114000 mi US $100 |
Engine misfiring. Had previously replaced two coils. Replaced 4 remaining coils. Also replaced engine coolant, changed air filter. |
| 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. |
| 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 |
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