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Home >> Chrysler >> 2007 >> Aspen 4.7 P, 4WD, Part Time >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P0507 To P0581 >> P0579-Speed Control Switch 1 Performance (Etc) >> Possible Causes

Possible Causes

Possible Causes 
(V37) S/C SWITCH NO. 1 SIGNAL CIRCUIT SHORTED TO VOLTAGE
(V37) S/C SWITCH NO. 1 SIGNAL CIRCUIT OPEN
(V937) SWITCH RETURN CIRCUIT OPEN
(V37) S/C SWITCH NO. 1 SIGNAL CIRCUIT SHORTED TO GROUND
(V37) S/C SWITCH NO. 1 SIGNAL CIRCUIT SHORTED TO THE (V937) SWITCH RETURN CIRCUIT
CLOCKSPRING
SPEED CONTROL SWITCH
PCM

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