AutoCodes – Generic – C111A:15

C111A:15 Code - Right Stop Lamp Circuit Short to Battery or Open

Quick Answer

The Body Control Module (BCM) monitors the Right Stop Lamp. Common causes include Faulty Right Stop Lamp, Right Stop Lamp harness is open or shorted, Right Stop Lamp circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: C111A:15 indicates Right Stop Lamp Circuit Short to Battery or Open.
Common causes: Common causes include Faulty Right Stop Lamp, Right Stop Lamp harness is open or shorted, Right Stop Lamp circuit poor electrical connection.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 1,720

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jul 19, 2023

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
Comments
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Code C111A:15 Description

The Body Control Module (BCM) monitors the Right Stop Lamp. The Diagnostic Trouble Code (DTC) will be set when the Body Control Module detects that the Right Stop Lamp circuit is not to factory specifications.

OBDII Code C111A:15 - Right Stop Lamp Circuit Short to Battery or Open - AutoCodes.com — C111A:15 Code - Right Stop Lamp Circuit Short to Battery or Open

What does this mean?

What are the Possible Causes of the DTC C111A:15?

Faulty Right Stop Lamp
Right Stop Lamp harness is open or shorted
Right Stop Lamp circuit poor electrical connection
Faulty Stop Lamp Switch
Faulty Body Control Module (BCM)

How to Fix the DTC C111A:15?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What does this mean?

Code Tech Notes

C111A:11 Right Stop Lamp Circuit Short to Ground
C111A:15 Right Stop Lamp Circuit Short to Battery or Open

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C111A:15 code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.