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Home >> Jeep >> 2008 >> Commander Overland, 4WD >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P0703 To P2072 >> P1593-Speed Control Switch 1 Stuck >> Possible Causes
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Possible Causes

Possible Causes 
S/C SWITCH SIGNAL CIRCUITS SHORTED TO VOLTAGE
RESISTANCE IN THE S/C SWITCH SIGNAL CIRCUITS
RESISTANCE IN THE (V397/V937) S/C SWITCH RETURN CIRCUIT
S/C SWITCH SIGNAL CIRCUITS SHORTED TO THE (V397/V937) S/C SWITCH RETURN CIRCUIT
(V371/V71) S/C SWITCH NO.1 SIGNAL CIRCUIT SHORTED TO THE (V372/V72) S/C SWITCH NO.2 SIGNAL CIRCUIT
S/C SWITCH SIGNAL CIRCUITS SHORTED TO GROUND
STEERING COLUMN CONTROL MODULE (SCCM)
SPEED CONTROL ON/OFF SWITCH
SPEED CONTROL RESUME/ACCEL SWITCH
POWERTRAIN CONTROL MODULE (PCM)

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding.