Auto Repairing 1998–2002 Honda Accord DX MIL Comes On With DTC P0133
Symptoms of The MIL it Comes on with DTC P0133 (primary Reviews heated oxygen sensor slow response). Probable CAUSE Reviews Some brands of fuel and / or fuel additive perfect activity may create deposits at the fuel injector tips. This build-up may cause slight water / fueldeviations between each cylinder. Build-up of these deposits, when coupled with very specific driving conditions, may cause the MIL to come on and the PCM to store of DTC P0133. Corrective Action Replace Reviews the primary heated oxygen sensor (HO2S) and the fuel injectors. For 1998-2000 models only: Compare Reviews the of Vehicle's ECM / PCM part number to PARTS INFORMATION. If Reviews the numbers do not match, replace Reviews the ECM / PCM. REPAIR PROCEDURE 1. Confirm Reviews the DTC with the PGM Tester.
2. Replace the fuel injectors (see page 11-97 in the 1998–2002 Accord Service Manual). 3. Replace the primary HO2S (see page 11-99 in the service manual). • For the 2001–02 models, the repair procedure is complete. Return the vehicle to the customer. • For the 1998–2000 models, go to step 4. 4. Find the ECM/PCM part number, and compare it to the part numbers in PARTS INFORMATION. • If the ECM/PCM part number is the same, return the vehicle to the customer. • If the ECM/PCM part number is different, go to step 5. 5. For 2000 model only: Download the immobilizer codes from the ECM/PCM with the PGM Tester. Refer to “Rewriting a New ECM/PCM” in Service Bulletin 00-049, “Immobilizer System (Type 2).”
6. Remove the ECM/PCM. 7. Replace the ECM/PCM in the reverse order of removal. 8. Rewrite the immobilizer codes into the PCM with the PGM Tester. Refer to “Rewriting a New ECM/ PCM” in Service Bulletin 00-049, “Immobilizer System (Type 2).” NOTE: For the 1998–99 models, you will need all of the working ignition keys.
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