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Home >> Dodge and Ram >> 2010 >> Nitro Detonator, 4WD >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P0643 To P2008 >> P1004-Short Runner Valve Control Performance >> Possible Causes

Possible Causes

Possible Causes 
EXCESSIVE RESISTANCE IN THE (F342) ASD RELAY OUTPUT CIRCUIT
(K236) SRV CONTROL CIRCUIT SHORTED TO GROUND
EXCESSIVE RESISTANCE IN THE (K236) SRV CONTROL CIRCUIT
SHORT RUNNER VALVE ASSEMBLY
POWERTRAIN CONTROL MODULE (PCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. See  DTC-Based Diagnostics/MODULE, Powertrain Control (PCM) - Standard Procedure  . 

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