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Home >> Jeep >> 2023 >> Wagoneer Carbide, RWD >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heating And Air Conditioning (ATC) - DTCS B10C4-12 To B11CB-11 >> DTC Troubleshooting >> B11CB-11-Front Left Temperature Door 1 Control-Circuit Short To Ground >> Possible Causes

Possible Causes

Possible Causes
FRONT LEFT TEMPERATURE DOOR SIGNAL CIRCUIT SHORTED TO GROUND
12V REFERENCE SIGNAL CIRCUIT OPEN OR HIGH RESISTANCE
FRONT LEFT TEMPERATURE DOOR ACTUATOR
HVAC MODULE

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  . 

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