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Home >> Jeep >> 2022 >> Grand Cherokee L Laredo, RWD >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heating & Air Conditioning (ATC) - DTCS B1030-11 To B1052-1C >> DTC Troubleshooting >> B1043-87-Front Mode Door 3 Control-Missing Message >> Possible Causes

Possible Causes

Possible Causes
FAULTY FRONT MODE DOOR ACTUATOR WIRING
FRONT MODE DOOR 3 ACTUATOR
HVAC CONTROL

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

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