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• When Monitored: • Set Condition: Possible Causes INTERMITTENT DTC (F855) 5 VOLT SUPPLY CIRCUIT SHORTED TO VOLTAGE (K122) TP SIGNAL 2 CIRCUIT SHORTED TO VOLTAGE (F855) 5 VOLT SUPPLY CIRCUIT SHORTED TO GROUND (K122) TP SIGNAL 2 CIRCUIT SHORTED TO GROUND (F855) 5 VOLT SUPPLY CIRCUIT SHORTED TO THE (K122) TP SIGNAL 2 CIRCUIT (F855) 5 VOLT SUPPLY CIRCUIT SHORTED TO THE (K922) TP SENSOR GROUND CIRCUIT (K122) TP SIGNAL 2 CIRCUIT SHORTED TO THE (K922) TP SENSOR GROUND CIRCUIT (F855) 5 VOLT SUPPLY CIRCUIT OPEN OR HIGH RESISTANCE (K122) TP SIGNAL 2 CIRCUIT OPEN OR HIGH RESISTANCE (K922) TP SENSOR GROUND CIRCUIT OPEN OR HIGH RESISTANCE THROTTLE BODY POWERTRAIN CONTROL MODULE (PCM) Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. (Refer to 9 - ENGINE - Diagnostic Test 1. DTC IS ACTIVE Start the engine. Allow the engine to reach normal operating temperature. NOTE: Diagnose and repair any system voltage or sensor reference voltage DTCs before continuing with Is the status Active for this DTC? Yes >> Go to 2 No >> Refer to the *CHECKING FOR AN INTERMITTENT DTC Diagnostic Procedure. (Refer to 9 - ENGINE - DIAGNOSIS AND TESTING) 2. (F855) 5 VOLT SUPPLY CIRCUIT VOLTAGE Turn the ignition off. Disconnect the Throttle Body connector. Turn the ignition on. Measure the voltage of the (F855) 5 Volt Supply circuit in the Throttle Is the voltage between 4.5 and 5.5 volts? Yes >> Go to 3 No >> Go to 7 PM ENGINE ELECTRICAL DIAGNOSTICS - GPEC 9 - 203 |