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Home >> Chrysler >> 2009 >> 300 Signature Series >> Repair and Diagnosis >> External Pages >> Different car >> Section 108 (1.6L Engine - DTCS P0646 To P127C) >> Diagnosis And Testing >> P0686-ASD Relay Control Circuit Low >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2006 Chrysler PT Cruiser. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes 
ASD RELAY INTERMITTENT OPERATION
INTERMITTENT CONDITION
(A14) FUSED B+ CIRCUIT
ASD RELAY
(K334) ASD RELAY CONTROL CIRCUIT OPEN
(K334) ASD RELAY CONTROL CIRCUIT SHORT TO GROUND
PCM