2003 Honda Accord Problems

RepairPal has identified the most common problems with the 2003 Honda Accord as reported by actual vehicle owners. We'll tell you what the problem is and what it'll take to fix it.

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Known Problems

One or both of the rear sway bar end links may break resulting in a knocking noise from the rear of the vehicle.

The engine may develop and oil leak due to a porous engine block casting. The repair procedure is dependent on where the leak is located. Honda has released a service bulletin covering model years 1998-2003. Honda may offer assistance with repairs, determined on a case by case basis.

Front compliance (lower control arm ) bushings tend to crack and break requiring replacement.

The AC condenser failed due to contact with road debris and a lack of protection for the condenser.

The computer can misinterpret a low battery voltage and can cause a false Check Engine (MIL) light to come on. Updating the PCM can correct this issue.

If the engine is knocking or pinging when accelerating, the PCM may need updated software.

The PCM can misinterpret data from the air fuel sensor and set a false Check Engine (MIL) light requiring a PCM update to repair.

The PCM can misinterpret misfire data and set a false Check Engine (MIL) light requiring a PCM update to repair.

Leaking gaskets around the tail lights can allow water entry into the tail light assembly. New gaskets should fix this concern.