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Home >> Dodge and Ram >> 2009 >> Challenger SE, 42RLE/VLP >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P0174 To P0308 >> P0221-Throttle Position Sensor 2 Circuit Performance >> Possible Causes

Possible Causes

Possible Causes 
(F855) 5-VOLT SUPPLY CIRCUIT HIGH RESISTANCE
(K122) TP SIGNAL 2 CIRCUIT HIGH RESISTANCE
(K22) TP SIGNAL 1 CIRCUIT HIGH RESISTANCE
(K922) TP SENSOR GROUND CIRCUIT HIGH RESISTANCE
(K122) TP SIGNAL 2 CIRCUIT SHORTED TO THE (K22) TP SIGNAL 1 CIRCUIT
THROTTLE BODY
POWERTRAIN CONTROL MODULE (PCM)

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