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ON-BOARD DIAGNOSTIC [L3 WITH TC] 01-02–87 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 No Go to the next step. 3 VERIFY RELATED PENDING CODE OR • Turn the ignition switch off, then to the ON position (Engine off). • Verify the related PENDING CODE or stored DTCs using the M-MDS. • Are other DTCs present? Yes Go to appropriate DTC troubleshooting procedure. No Go to the next step. 4 IDENTIFY TRIGGER DTC FOR FREEZE FRAME • Is DTC P0137 on FREEZE FRAME DATA? Yes Go to the next step. No Go to the troubleshooting for the DTC on the FREEZE 5 INSPECT REAR HO2S SIGNAL CIRCUIT FOR • Turn the ignition switch off. • Disconnect rear HO2S and PCM connectors. • Verify the continuity between rear HO2S sensor terminal A (wiring harness side) and • Is there continuity? Yes Repair for a short to ground circuit, then go to Step 7. No Go to the next step. 6 INSPECT REAR HO2S SIGNAL CIRCUIT FOR • Rear HO2S connector disconnected. • Verify the continuity between rear HO2S sensor terminal A (part side) and body ground. • Is there continuity? Yes Replace the rear HO2S then go to the next step. No Go to the next step. 7 VERIFY TROUBLESHOOTING OF DTC P0137 • 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 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 Troubleshooting completed. 1871-1U-06B(01-02).fm 87 ページ 2006年3月15日 水曜日 午前10時32分 |