B2109 - Heated Wind Shield Relay Short To Battery

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

  • Faulty Heated Wind Shield Relay
  • Heated Wind Shield Relay harness is open or shorted
  • Heated Wind Shield Relay circuit poor electrical connection
  • Faulty Body Control Module (BCM)

Possible symptoms

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

B2109 Description

The Body Control Module (BCM) monitors the Heated Wind Shield Relay. The BCM sets the OBDII code when the Heated Wind Shield Relay is not to factory specifications.
OBDII Code B2109 - Heated Wind Shield Relay Short To Battery - AutoCodes.com

B2109 Information for specific makes

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B2109 Comments

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