2003 Honda Accord Problem Reports

RepairPal Verified 2003 Honda Accord Problem Reports

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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.

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

A faulty Electric Load Detector (ELD) can cause the head lights to dim and/or illuminate the Check Engine Light. A failed ELD will require replacement.

The front brake rotors can warp and cause a vibration when braking. The rotors will need to be machined or in cases where they are worn to thin, replaced to correct this issue.

The moon roof may not close all the way because of a faulty limit switch. The headliner must be removed to replace the limit switch.

If the idle is higher than normal when the engine is cold and the Check Engine Light is on, the powertrain control module (PCM) may need a software update to fix the concern.

Automatic transmission failures are common, Automatic transmission failure on these vehicles will generally require overhaul or replacement of the transmission. In the event of a  failure, it may be worthwhile to check with Honda to see if they may offer assistance for this repair. As these vehicles age, Honda has become less likely to help out with these transmission related repairs.

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

The ABS modulator (hydraulic unit) can leak air into the brake system and cause a low brake pedal. A new ABS modulator will be needed if it is diagnosed to be the source of the leak.

Ignition switch failure may cause the car to stall or fail to start. Honda issued a recall to replace the ignition switch. For more information on this recall please click here»

Honda issued a recall on some 2005 Accord models due to a defective fuel pump relay. If the fuel pump relay fails, the car will stall or fail to start. For more information on this recall please click here»

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.