B1778 - Mirror Driver Down Circuit Failure

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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Possible causes

  • Faulty Mirror Driver Down Motor
  • Mirror Driver Down Motor harness is open or shorted
  • Mirror Driver Down Motor circuit poor electrical connection
  • Faulty Body Control Module (BCM)

Possible symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

B1778 Description

The Body Control Module (BCM) monitors the Mirror Driver Down Motor. The BCM sets the OBDII code when the Mirror Driver Down Motor is not to factory specifications.
OBDII Code B1778 - Mirror Driver Down Circuit Failure - AutoCodes.com

B1778 Information for specific makes

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B1778 Comments

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