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4. APP SENSOR WIDE OPEN THROTTLE VOLTAGE Fully depress the accelerator pedal. With the scan tool, read the voltage for APP Sensor 1 and APP Sensor 2. Does the scan tool display between 4.28 and 4.70 volts for sensor 1 and 2.14 and 2.35 volts for sensor Yes >> Test Complete. No >> Check the APP Sensor circuits for proper resistance. If o.k., replace the APP Sensor in accordance with the Service Information. Perform the ECM Verification Test Ver. 1. (Refer to 9 - ENGINE - DIAGNOSIS AND TESTING) PM ENGINE ELECTRICAL DIAGNOSTICS - DIESEL 9 - 1423 |