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Home >> Jeep >> 2007 >> Commander Base, 4.7 P, AWD >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P3400 To U1403 >> P3449-MDS Solenoid 7 Circuit >> Possible Causes

Possible Causes

Possible Causes 
(K454) MDS SOLENOID NO. 7 CONTROL SHORTED TO VOLTAGE
(K454) MDS SOLENOID NO. 7 CONTROL SHORT TO GROUND
(K454) MDS SOLENOID NO. 7 CONTROL OPEN
(Z42) GROUND CIRCUIT OPEN
MDS SOLENOID NO. 7
POWERTRAIN CONTROL MODULE (PCM)

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

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