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MULTIPORT FUEL INJECTION(MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <3.0L> 13B-181 STEP 14. Check the left bank heated oxygen sensor (rear). connector B-29 and connect test harness special tool, (2) Warm up the engine until engine coolant 80 ° C (176 ° F) or higher. CAUTION Be very careful when connecting the jumper wires; positive battery terminal and terminal 3 (blue clip) to the (4) Connect a digital volt meter between terminal 2 (black clip) and terminal 4 (white clip). (5) While repeatedly revving the engine, measure the left bank heated oxygen sensor (rear) output voltage. Standard value: 0.6 −−−− 1.0 V Q: Is the voltage at the standard value? YES : Replace the PCM. Then go to Step 15. Then go to Step 15. STEP 15. Test the OBD-II drive cycle. Procedure 4 − Heated oxygen Sensor Monitor and Procedure 6 − Other Monitor ( ). (2) Check the diagnostic trouble code (DTC). Q: Is the DTC P0156 is output? YES : Retry the troubleshooting. ACX02488 CONNECTOR:B-29 LEFT BANK AG AKX01625 AB BLUE JUMPER BLACK RED WHITE MB991316 |