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EC-214 [QG (WITH EURO-OBD)] DTC P0133 HO2S1 (M/T MODELS) 5. CLEAR THE SELF-LEARNING DATA With CONSULT-II 1. Start engine and warm it up to normal operating temperature. 2. Select “SELF-LEARNING CONT” in “WORK SUPPORT” mode with CONSULT-II. 3. Clear the self-learning control coefficient by touching “CLEAR”. 4. Run engine for at least 10 minutes at idle speed. Without CONSULT-II 1. Start engine and warm it up to normal operating temperature. 2. Turn ignition switch “OFF”. 3. Disconnect mass air flow sensor harness connector, and restart 4. Stop engine and reconnect mass air flow sensor harness con- 5. Make sure that DTC P0102 is displayed. 6. Erase the DTC memory. Refer to EMISSION-RELATED DIAGNOSTIC INFORMATION" . 7. Make sure that DTC P0000 is displayed. 8. Run engine for at least 10 minutes at idle speed. Yes or No Yes >> Perform trouble diagnosis for DTC P0171 or DTC P0172 (Refer to or ). No >> GO TO 6. 6. CHECK HO2S1 GROUND CIRCUIT FOR OPEN AND SHORT 1. Turn ignition switch “OFF”. 2. Disconnect heated oxygen sensor 1 harness connector. 3. Disconnect ECM harness connector. 4. Check harness continuity between ECM terminal 74 and HO2S1 5. Also check harness for short to ground and short to power. OK or NG OK >> GO TO 7. NG >> Repair open circuit or short to ground or short to power in harness or connectors. SEF215Z MBIB0096E Continuity should exist. MBIB0091E |