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*NO RESPONSE FROM PCM (PCM SCI ONLY) - NGC (CONTINUED) 5. (D20) SCI RECEIVE (PCM) CIRCUIT OPEN CAUTION: Do not probe the PCM harness connectors. Probing Is the resistance below 5.0 ohms? Yes >> Go To 6 No >> Repair the (D20) SCI Receive (PCM) circuit for an open. Perform (NGC) POWERTRAIN VERIFICATION TEST - 6. (D21) SCI TRANSMIT (PCM) CIRCUIT SHORTED TO THE (D20) SCI RECEIVE (PCM) CIRCUIT Measure the resistance between the (D21) SCI Transmit (PCM) and Is the resistance below 5.0 ohms? Yes >> Repair the (D21) SCI Transmit (PCM) circuit for a short to the (D20) SCI Receive (PCM) circuit. Perform (NGC) POWERTRAIN VERIFICATION TEST - No >> Replace the Powertrain Control Module in accordance with the service information. Perform (NGC) POWERTRAIN VERIFICATION TEST - 8E - 72 ELECTRONIC CONTROL MODULES - ELECTRICAL DIAGNOSTICS DR/DH |