2003 Acura MDX Acura MDX 2003

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2003 Acura MDX repairs by problem area

Engine (23%)

Transmission and Drivetrain (18%)

Brakes and Traction Control (1%)

Suspension and Steering (19%)

Electrical and Air Conditioning (32%)

Paint, Rust, Leaks, Rattles, and Trim (3%)

Other (3%)

Chart based on 150 repairs.
See TSBs and recalls for the 2003 Acura MDX.

2003 Acura MDX engine repair cost distribution

$2500+ (3%)

$1000 - $2499 (16%)

$500 - $999 (19%)

$100 - $499 (41%)

< $100 (22%)

Worried about potential repair costs? An extended warranty can provide peace of mind.

Chart based on 32 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2003 Acura MDX

Engine not specified

104000 mi car makes dragging sound when accelerating and then rpm don't match speed driving. 

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2003 Acura MDX 4dr SUV

260-horsepower 3.5L V6 5-speed automatic AWD

128340 mi Read from the MDX forum about the transmission failure due to radiator coolant leaks into the transmission and found those tubing fittings are corroded. Replaced the radiator. 
147860 mi oxygen sensor 
148800 mi

C $275
Engine lights and followed by VTM4 Light turns on. reset. after 1 week came back. code P2251 - Rear Air/Fuel Ratio (A/F) Sensor. Replaced oxygen sensor. 
167700 mi

US $5000
Replacing radiator. Reprogramming PCM. 
110000 mi Radiator had a hole in it. Replaced. $500 
100000 mi

US $250
Sometimes hard to start. Battery and starter not the problem. Turns over but will not crank. Kept trying to start and finally cranked. Has happened 3 times over 4 years. Radiator had a hole in it. Replaced motor mounts. Front mount was broken. No problems noticed, found by 2 different mechanics, finally replaced just because. 
146100 mi

US $100
Oil pan seal 
158000 mi

US $478
Replaced oil pan seal. Was done about a year ago but still leaked. Mechanic who replaced it last time saw it and replaced on his own when he saw it. Looks like it is still leaking. 
114000 mi

US $250
Catalytic converter and oxygen sensors replaced; error code P4020 
152000 mi

US $2000
Engine mount (Front and side) 
240000 mi

US $150
Transmission fluid mixed with coolant - failed transmission - Car donated 
105400 mi

C $150
ERG sensor tripped check engine light. Reset with OBDII tool and no problems since.  
68000 mi

US $1900
Engine mounts, alternator 
223000 mi Engine Light comes on and stays on for days then for no reason will go off. 
125000 mi

US $600
Waterpump was leaking and had to be replaced. It was replaced at 90,000 miles previously. 
82000 mi Engine mount cracked. 
89000 mi

US $500
Engine mount replaced. 
163800 mi

US $200
Replace water pump 
61000 mi

US $575
Drive belt and drive belt tensor were replaced. When belt would get wet, belt would slip. No power steering. Battery light came on as well as belt also drives alternator. 
72000 mi

US $586
Front and rear engine mounts broken 
49000 mi

US $250
Starter motor was causing problems. 
72300 mi

US $1600
Transmission fluid leak as a result of radiator issues. 
180000 mi

US $180
Accessory belt and tensioner 
107260 mi noise when shifting to parking/drive,test run-shift to Drive and press the gas (foot on the brake) engine vibrating beyond the normal vibration when running. remove the engine mount passenger and front they broken. order parts as of Oct 10. 
83000 mi

US $900
side clips on engine broken 
73000 mi

US $312
O2 sensor went South. SEL came on pointing to problem sensor. 
195500 mi

US $450
Had to replace two engine mounts that were worn. 
222000 mi

US $500
PCM module failed and had to be replaced. 
195000 mi

US $175
valve adjustment, several sensors were reporting faulty ignition. 

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2003 Acura MDX 4-door

6-cylinder automatic AWD

285000 mi

US $2000
Replaced radiator & timing belt 
290000 mi

US $2000
Replaced seal 

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See TrueDelta's information for all Acura models.

2003 Acura MDX Engine Problems

See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. To see how frequently 2003 Acura MDX problems occur, check out our car reliability stats.