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3. (G6) ENGINE OIL PRESSURE SIGNAL CIRCUIT SHORTED TO BATTERY VOLTAGE Turn the ignition off. Disconnect the PCM harness connectors. Ignition on, engine not running. Measure the voltage on the (G6) Engine Oil Pressure Signal circuit in Is there any voltage present? Yes >> Repair the short to battery voltage in the (G6) Engine Oil Pressure Signal circuit. Perform the POWERTRAIN VERIFICATION TEST. (Refer to No >> Go To 4 4. (G6) ENGINE OIL PRESSURE SIGNAL CIRCUIT OPEN Turn the ignition off. CAUTION: Do not probe the PCM harness connectors. Probing the Is the resistance below 5.0 ohms? Yes >> Go To 5 No >> Repair the open in the (G6) Engine Oil Pressure Signal cir- cuit. Perform the POWERTRAIN VERIFICATION TEST. (Refer to 5. (G6) ENGINE OIL PRESSURE SIGNAL CIRCUIT SHORTED TO THE (F856) 5-VOLT SUPPLY CIRCUIT Measure the resistance between the (G6) Engine Oil Pressure Signal circuit and the (F856) 5-volt Supply circuit in Is the resistance below 100 ohms? Yes >> Repair the short between the (F856) 5-volt Supply circuit and the (G6) Engine Oil Pressure Signal cir- cuit. Perform the POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE) No >> Go To 6 9 - 528 ENGINE ELECTRICAL DIAGNOSTICS LX |