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Home >> Chrysler >> 2007 >> Aspen 4.7 P, 4WD, Part Time >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P2122 To P2503 >> P2128-Accelerator Pedal Position Sensor 2 Circuit High >> Possible Causes

Possible Causes

Possible Causes 
(K29) APP SENSOR NO. 2 SIGNAL CIRCUIT SHORTED TO VOLTAGE
(K29) APP SENSOR NO. 2 SIGNAL SHORTED TO THE (F856) 5-VOLT SUPPLY CIRCUIT
(K29) APP SENSOR NO. 2 SIGNAL SHORTED TO THE (F855) 5-VOLT SUPPLY CIRCUIT
(K400) APP SENSOR NO. 2 RETURN CIRCUIT OPEN
APP SENSOR
POWERTRAIN CONTROL MODULE (PCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .

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