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P0685-AUTO SHUTDOWN RELAY CONTROL CIRCUIT (CONTINUED) 4. (K342) ASD RELAY CONTROL CIRCUIT OPEN Disconnect the C3 PCM harness connector. CAUTION: Do not probe the PCM harness connectors. Probing the PCM harness connectors will damage Is the resistance below 5.0 ohms? Yes >> Go To 5 No >> Repair the open in the (K342) ASD Relay Control circuit. Perform the POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE) 5. (K342) ASD RELAY CONTROL CIRCUIT SHORTED TO GROUND Measure the resistance between ground and the (K342) ASD Relay Control circuit in the IPM. Is the resistance below 100 ohms? Yes >> Repair the short to ground in the (K342) ASD Relay Control circuit. Perform the POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE) No >> Go To 6 6. PCM NOTE: Before continuing, check the PCM harness connector terminals for corrosion, damage, or terminal Were there any problems found? Yes >> Repair as necessary. Perform the POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE) No >> Replace and program the Powertrain Control Module per Service Information. Perform the POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE) 9 - 736 ENGINE ELECTRICAL DIAGNOSTICS WK |