U0165

Lost Communication With Rear HVAC Control Module

DTC U0165, sometimes indicated as U016500 is an OBD diagnostic trouble code indicating a generic fault with the vehicle user network.

  • U0165: Lost Communication With Rear HVAC Control Module
  • U0165: Lost Communication With HVAC Control Module Rear
  • U0165: Lost Communication With HVAC Control Module
  • U0165: Data bus, AC control module, rear
  • U0165 00: Data bus, AC control module, rear

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