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3. (C818) A/C PRESSURE SENSOR SUPPLY CIRCUIT SHORTED TO GROUND Turn the ignition on. Disconnect the Totally Integrated Power Module (TIPM) connector. Measure the resistance between ground and the (C818) A/C Pressure Is the resistance above 1000 ohms? Yes >> Go to 4 No >> Repair the (C818) A/C Pressure Sensor Supply circuit for a short to ground. Perform the PCM Verification Test Ver. 1 (Refer to 9 - 4. (C818) A/C PRESSURE SENSOR SUPPLY CIRCUIT SHORTED TO (C918) A/C PRESSURE SENSOR Measure the resistance between the (C818) A/C Pressure Sensor Sup- Is the resistance above 100 ohms? Yes >> Go to 5 No >> Repair the (C818) A/C Pressure Sensor Supply circuit for a short to the (C918) A/C Pressure Sensor Ground circuit. Perform the PCM Verification Test Ver. 1 (Refer to 9 - 5. (C818) A/C PRESSURE SENSOR SUPPLY CIRCUIT OPEN OR HIGH RESISTANCE Measure the resistance of the (C818) A/C Pressure Sensor Supply cir- Is the resistance below 5.0 ohms? Yes >> Go to 10 No >> Repair the (C818) A/C Pressure Sensor Supply circuit for an open circuit or high resistance. Perform the PCM Verification Test Ver. 1 (Refer to 9 - PM ENGINE ELECTRICAL DIAGNOSTICS - GPEC 9 - 463 |