DTC P0271 Subaru

Rear Mode Door Control - Performance Or Incorrect Operation

Rear Mode Door Control - Performance Or Incorrect Operation

Description

The rear mode and temperature blend doors are controlled by a two wire actuator. The door actuator motor will rotate either clockwise or counter clockwise by reversing the polarity of the circuits depending on the command from the controller. The A C Heater Control monitors the circuits for proper operation and will set a Diagnostic Trouble Code (DTC) if a fault is detected. For further information (Refer to Heating and Air Conditioning Controls ACTUATOR, Mode Door - Operation)(Refer To List 1).

Cause and Solution

REAR MODE DOOR DRIVER CIRCUIT SHORTED TO VOLTAGEREAR MODE DOOR DRIVER CIRCUIT SHORTED TO GROUNDREAR MODE DOOR COMMON DRIVER CIRCUIT SHORTED TO VOLTAGEREAR MODE DOOR COMMON DRIVER CIRCUIT SHORTED TO GROUNDREAR MODE DOOR BINDINGREAR MODE DOOR ACTUATORA C HEATER CONTROL

Video Guide

Duration: PT4M25S | Uploaded: 2020-06-20

Diagnostic Info

  • DTC Code: P0271
  • Brand: Subaru
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