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Home >> Jeep >> 2008 >> Commander Base, 3.7 K, AWD >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P0198 To P0335 >> P0221-Throttle Position Sensor 2 Performance >> Possible Causes
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Possible Causes

Possible Causes 
EXCESSIVE RESISTANCE IN THE (K22) TP SENSOR NO.1 OR (K122) TP SENSOR NO.2 SIGNAL CIRCUIT
EXCESSIVE RESISTANCE IN THE (K122) TP SENSOR NO.2 SIGNAL CIRCUIT
EXCESSIVE RESISTANCE IN THE (F855) 5-VOLT SUPPLY CIRCUIT
EXCESSIVE RESISTANCE IN THE (K922) TP SENSOR RETURN CIRCUIT
(K22) TP SENSOR NO.1 SIGNAL CIRCUIT SHORTED TO THE (K122) TP SENSOR NO.2 SIGNAL CIRCUIT
THROTTLE POSITION SENSOR/THROTTLE BODY
POWERTRAIN CONTROL MODULE (PCM)

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding.