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10. APP SENSOR SIGNAL CIRCUIT OPEN Turn the ignition off. Disconnect the APP Sensor harness connector. Disconnect the ECM harness connectors. Measure the resistance of the APP Sensor Signal circuit. Is the resistance below 10.0 ohms? Yes >> Go To 11 No >> Repair the APP Sensor Signal circuit for an open Perform the ECM Verification Test Ver. 1 (Refer to 9 - 11. APP SENSOR SIGNAL CIRCUIT SHORTED TO GROUND Turn the ignition off. Disconnect the APP Sensor harness connector. Disconnect the ECM harness connectors. Measure the resistance between ground and the APP Sensor Signal cir- Is the resistance below 1000 ohms? Yes >> Repair the APP Sensor Signal circuit for a short to ground. Perform the ECM Verification Test Ver. 1 (Refer to 9 - No >> Go To 12 12. APP SENSOR SIGNAL CIRCUIT SHORTED TO THE SENSOR GROUND CIRCUIT Turn the ignition off. Disconnect the APP Sensor harness connector. Disconnect the ECM harness connectors. Measure the resistance between the APP Sensor Signal circuit and the Is the resistance below 1000 ohms? Yes >> Repair the APP Sensor Signal and Sensor Ground circuits for a short together. Perform the ECM Verification Test Ver. 1 (Refer to 9 - No >> Go To 13 9 - 1394 ENGINE DIESEL DIAG KJ |