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Home >> Chrysler >> 2007 >> 300 Base >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P0642 To P1501 >> P0685-Auto Shutdown Relay Control Circuit >> Possible Causes
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Possible Causes

Possible Causes 
INTERMITTENT DTC
(A22) FUSED B(+) CIRCUIT OPEN OR HIGH RESISTANCE
(A209) FUSED B(+) CIRCUIT OPEN OR HIGH RESISTANCE
(K51) ASD RELAY CONTROL CIRCUIT SHORTED TO VOLTAGE
(K51) ASD RELAY CONTROL CIRCUIT SHORTED TO GROUND
(K51) ASD RELAY CONTROL CIRCUIT OPEN OR HIGH RESISTANCE
AUTO SHUT DOWN RELAY
POWERTRAIN CONTROL MODULE (PCM)

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