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Home >> Dodge and Ram >> 2008 >> Durango 3.7 K >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P050B To P0601 >> P0591-Speed Control Switch 2 Performance >> Possible Causes

Possible Causes

Possible Causes 
(V38) S/C SWITCH NO.2 SIGNAL CIRCUIT OPEN
(V38) S/C SWITCH NO.2 SIGNAL CIRCUIT SHORTED TO VOLTAGE
(V937) S/C SWITCH RETURN CIRCUIT OPEN
(V38) S/C SWITCH NO.2 SIGNAL CIRCUIT SHORTED TO GROUND
(V38) S/C SWITCH NO.2 SIGNAL CIRCUIT SHORTED TO THE (V937) S/C SWITCH RETURN CIRCUIT
SPEED CONTROL SWITCH
CLOCKSPRING
POWERTRAIN CONTROL MODULE (PCM)

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding.