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Home >> Chrysler >> 2009 >> Sebring Base, 2D Convertible, ED3 >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P2123 To P2307 - GPEC >> P2128-Accelerator Pedal Position Sensor 2 Circuit High >> Possible Causes
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Possible Causes

Possible Causes 
INTERMITTENT DTC
(K856) 5-VOLT SUPPLY CIRCUIT SHORTED TO VOLTAGE
(K29) APP SIGNAL 2 CIRCUIT SHORTED TO VOLTAGE
(K29) APP SIGNAL 2 CIRCUIT SHORTED TO THE (K856) 5-VOLT SUPPLY CIRCUIT
(K29) APP SIGNAL 2 CIRCUIT SHORTED TO THE (K856) 5-VOLT SUPPLY CIRCUIT
(K29) APP SIGNAL 2 CIRCUIT OPEN OR HIGH RESISTANCE
(K400) SENSOR GROUND CIRCUIT OPEN OR HIGH RESISTANCE
ACCELERATOR PEDAL POSITION SENSOR
POWERTRAIN CONTROL MODULE (PCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. See  DTC-Based Diagnostics/MODULE, Powertrain Control (PCM) - Standard Procedure