B112D - Rear Window Defrost LED Circuit

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What does this mean?

B112D Possible Causes

  • Faulty Rear Window Defrost LED
  • Rear Window Defrost LED harness is open or shorted
  • Rear Window Defrost LED circuit poor electrical connection
  • Faulty Body Control Module (BCM)

First diagnose B112D code

    Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded terminals.

B112D Tech Notes

B112D:11 Rear Window Defrost LED Circuit Short to Ground
B112D:15 Rear Window Defrost LED Circuit Short to Battery or Open

Cost of diagnosing the B112D code

    Labor: 1.0

    The cost of diagnosing the B112D code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.

B112D Possible Symptoms

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

B112D Meaning

The Body Control Module (BCM) monitors the Rear Window Defrost LED. The BCM sets the OBDII code when the Rear Window Defrost LED is not to factory specifications.
OBDII Code B112D - Rear Window Defrost LED Circuit - Engine-Codes.com

B112D More Information

Need more information on how to fix the B112D code?
Get Access to Factory Service Manuals

B112D Information for specific makes

Related Information