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EC-200 < DTC/CIRCUIT DIAGNOSIS > [VQ35DE] P0137, P0157 HO2S2 3. PERFORM DTC CONFIRMATION PROCEDURE With CONSULT-III 1. Turn ignition switch ON and select “DATA MONITOR” mode with CONSULT-III. 2. Start engine and warm it up to the normal operating temperature. 3. Turn ignition switch OFF and wait at least 10 seconds. 4. Turn ignition switch ON. 5. Turn ignition switch OFF and wait at least 10 seconds. 6. Start engine and keep the engine speed between 3,500 and 4,000 rpm for at least 1 minute under no load. 7. Let engine idle for 1 minute. 8. Check that “COOLAN TEMP/S” indicates more than 70 ° C (158 ° F). If not, warm up engine and go to next step when “COOLAN TEMP/S” indication reaches 70 ° C (158 ° F). 9. Open engine hood. 10. Select “HO2S2 (B1) P1147” (for DTC P0137) or “HO2S2 (B2) P1167” (for DTC P0157) of “HO2S2” in “DTC WORK SUPPORT” mode with CONSULT-III. 11. Follow the instruction of CONSULT-III display. NOTE: 12. Touch “SELF-DIAG RESULTS”. Which is displayed on CONSULT-III screen? OK >> INSPECTION END NG >> Go to CAN NOT BE DIAGNOSED>>GO TO 4. 4. PERFORM DTC CONFIRMATION PROCEDURE AGAIN 1. Turn ignition switch OFF and leave the vehicle in a cool place (soak the vehicle). 2. Perform DTC confirmation procedure again. >> GO TO 3. 5. PERFORM COMPONENT FUNCTION CHECK Perform component function check. Refer to EC-200, "Component Function Check" NOTE: Is the inspection result normal? YES >> INSPECTION END NO >> Go to Component Function Check INFOID:0000000005536609 1. PERFORM COMPONENT FUNCTION CHECK-I Without CONSULT-III 1. Start engine and warm it up to the normal operating temperature. 2. Turn ignition switch OFF and wait at least 10 seconds. 3. Turn ignition switch ON. 4. Turn ignition switch OFF and wait at least 10 seconds. 5. Start engine and keep the engine speed between 3,500 and 4,000 rpm for at least 1 minute under no load. 6. Let engine idle for 1 minute. 7. Check the voltage between ECM harness connector terminals under the following conditions. |