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Home >> Dodge and Ram >> 2008 >> Magnum Base >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P0646 To P1501 >> P1411-Cylinder 1 Reactivation Control Performance >> Possible Causes
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Possible Causes

Possible Causes 
(K451) MDS SOLENOID NO.1 CONTROL SHORT TO VOLTAGE
OIL PASSAGES RESTRICTED
LIFTER
MDS SOLENOID NO.1
PCM

Perform *PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .

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