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P0354-IGNITION COIL #4 PRIMARY CIRCUIT (CONTINUED) For the Engine circuit diagram (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES/ENGINE CON- For a complete wiring diagram Refer to Section 8W. • When Monitored: • Set Condition: Possible Causes (K343) ASD RELAY OUTPUT CIRCUIT IGNITION COIL (K133) IGNITION COIL CONTROL NO.4 CIRCUIT OPEN (K133) IGNITION COIL CONTROL NO.4 CIRCUIT SHORTED TO GROUND PCM Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. (Refer to 9 - ENGINE - 1. GOOD TRIP EQUAL TO ZERO Ignition on, engine not running. With the scan tool, read DTCs and record the related Freeze Frame data. Is the Good Trip Counter displayed and equal to zero? Yes >> Go To 2 No >> Refer to the INTERMITTENT CONDTION Diagnostic Procedure. Perform POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE) 2. (K343) ASD RELAY OUTPUT CIRCUIT Turn the ignition off. Disconnect the Ignition coil harness connector. Ignition on, engine not running. Using a 12-volt test light connected to ground, probe the (K343) ASD With the scan tool, actuate the ASD Relay. Does the test light illuminate brightly? Yes >> Go To 3 No >> Inspect the related fuse. Repair the excessive resistance or short to ground in the ASD Relay Output circuit. Perform POWERTRAIN VERIFICATION TEST. (Refer to 9 CAUTION: Stop All Actuations 9 - 1858 ENGINE - ELECTRICAL DIAGNOSTICS - SRT-10 DR/DH |