Engine-Codes - Generic - B112D

B112D - Rear Window Defrost LED Circuit

Repair Importance Level: 3/3

Repair Difficulty Level: 3/3 What is this?

Table of contents

Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
Meaning

B112D Possible Causes

What does this mean?

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)

How is the B112D code repair?

Start by checking 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 connector's pins.

Tech Notes

What does this mean?

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

What is the cost to diagnose the B112D code

Labor: 1.0

The cost to diagnose 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.

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.

More Information

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

Information for specific makes

B112D FORD Rear Window Defrost LED Circuit
B112D LINCOLN Rear Window Defrost LED Circuit
B112D MERCURY Rear Window Defrost LED Circuit

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