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Home >> Jeep >> 2014 >> Wrangler Sahara, Standard Trans >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> 3.6L - DTCS P0653 To P2128 >> Diagnosis And Testing >> P0685-Auto Shutdown Relay Control Circuit >> Possible Causes

Possible Causes

POSSIBLE CAUSES
(K51) ASD RELAY CONTROL CIRCUIT OPEN
(K51) ASD RELAY CONTROL CIRCUIT SHORTED TO VOLTAGE
(K51) ASD RELAY CONTROL CIRCUIT SHORTED TO GROUND
LOSS OF POWERTRAIN CONTROL MODULE POWERS OR GROUNDS
ASD RELAY
POWERTRAIN CONTROL MODULE (PCM)

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

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