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4. (K23) ACCELERATOR PEDAL POSITION SENSOR 1 SIGNAL CIRCUIT SHORTED TO THE SENSOR Measure the resistance between the (K23) Accelerator Pedal Position Measure the resistance between the (K23) Accelerator Pedal Position Is the resistance between ground and both of the circuits Yes >> Go to 5 No >> Repair the appropriate circuit for a short to ground. Perform the ECM Verification Test Ver. 1. (Refer to 9 - 5. ACCELERATOR PEDAL POSITION SENSOR Turn the ignition off. Connect the Engine Control Module (ECM) harness connector. Connect a jumper wire between the (K852) Accelerator Pedal Position Turn the ignition on. With the scan tool, Clear DTCs. Fully depress and release the Accelerator Pedal several times. With the scan tool, select View DTCs. NOTE: The scan tool should display an Accelerator Pedal Position Does the scan tool display the DTC as described above? Yes >> Replace the Accelerator Pedal Position Sensor in accor- dance with the Service Information. Perform the ECM Verification Test Ver. 1. (Refer to 9 - ENGINE - DIAGNOSIS AND TESTING) No >> Go to 6 PM ENGINE ELECTRICAL DIAGNOSTICS - DIESEL 9 - 1343 |