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ON-BOARD DIAGNOSTIC [L3 WITH TC] 01-02–31 01-02 Diagnostic procedure End Of Sie STEP INSPECTION ACTION 1 VERIFY FREEZE FRAME DATA AND • Have the FREEZE FRAME DATA and DIAGNOSTIC MONITORING TEST RESULTS Yes Go to the next step. No Record the FREEZE FRAME DATA and DIAGNOSTIC 2 VERIFY RELATED REPAIR INFORMATION • Verify related Service Bulletins and/or on-line repair information availability. • Is any related repair information available? Yes Perform the repair or diagnosis according to the available • If the vehicle is not repaired, go to the next step. No Go to the next step. 3 INSPECT FRONT HO2S CONNECTOR FOR • Turn the ignition switch off. • Disconnect the front HO2S connector. • Inspect for poor connection (such as damaged/ pulled-out pins, and corrosion). • Is there any malfunction? Yes Repair or replace the terminal, then go to Step 7. No Go to the next step. 4 INSPECT FRONT HO2S HEATER CONTROL • Turn the ignition switch to the ON position (Engine off). • Measure the voltage between front HO2S terminal 2D (wiring harness-side) and body • Is the voltage B+? Yes Repair or replace the wiring harness for a possible short to No Go to the next step. 5 INSPECT FRONT HO2S HEATER • Inspect the front HO2S heater. (See01-40-37 HEATED OXYGEN SENSOR • Is there any malfunction? Yes Replace the front HO2S, then go to Step 7. No Go to the next step. 6 INSPECT PCM CONNECTOR FOR POOR • Turn the ignition switch off. • Disconnect the PCM connector. • Inspect for poor connection (such as damaged/ pulled-out pins, and corrosion). • Is there any malfunction? Yes Repair or replace the terminal, then go to the next step. No Go to the next step. 7 VERIFY TROUBLESHOOTING OF DTC P0032 • Make sure to reconnect all disconnected connectors. • Clear the DTC from the PCM memory using the M-MDS. • Perform the HO2S heater, HO2S, and TWC Repair Verification Drive Mode. • Is the PENDING CODE for this DTC present? Yes Replace the PCM, then go to the next step. No Go to the next step. 8 VERIFY AFTER REPAIR PROCEDURE • Perform the “AFTER REPAIR PROCEDURE”. (See01-02-10 AFTER REPAIR • Are any DTCs present? Yes Go to the applicable DTC inspection. No DTC troubleshooting completed. 1871-1U-06B(01-02).fm 31 ページ 2006年3月15日 水曜日 午前10時32分 |