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Home >> Dodge and Ram >> 2018 >> Charger Pursuit, 5.7L Eng VIN T, 4WD >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> (Heating & Air Conditioning - Electrical Diagnostics) >> DTC Troubleshooting >> B11D3-00-A/C Cooldown Test Performance - Compressor Not Engaged >> Possible Causes

Possible Causes

Possible Causes
LOSS OF COMMUNICATION WITH THE PCM OR MULTIPLE CAN PROBLEMS
PCM A/C COMPRESSOR DTCS
LOW REFRIGERANT
HVAC MODULE

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

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