AutoCodes – Mercury – B1315 Mercury

B1315 Mercury Code - Backlighting Non Reflective Controls Illumination Output Circuit Short

Quick Answer

When the parking lamps are on, the Body Control Module (BCM) provides voltage to the hardwired dimmable illumination sources based on the Steering Column Control Module (SCCM) illumination messages sent to the BCM over the network. Common causes include Faulty Body Control Module (BCM), Body Control Module (BCM) harness is open or shorted, Body Control Module (BCM) circuit poor electrical connection. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means: B1315 Mercury indicates Backlighting Non Reflective Controls Illumination Output Circuit Short.
Common causes: Common causes include Faulty Body Control Module (BCM), Body Control Module (BCM) harness is open or shorted, Body Control Module (BCM) circuit poor electrical connection.
Severity: Low - monitor the vehicle and repair when practical.
Can I drive?: The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 815

How popular is this code, among other codes? Low

Repair Importance Level

Low (Monitor) (1 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Nov 29, 2024

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code B1315 Mercury Description

When the parking lamps are on, the Body Control Module (BCM) provides voltage to the hardwired dimmable illumination sources based on the Steering Column Control Module (SCCM) illumination messages sent to the BCM over the network. A continuous and on-demand Diagnostic Trouble Code (DTC) that sets when the BCM detects a short to ground from the backlighting output circuit. This DTC also sets when fuse has failed or is removed.

OBDII Code B1315 Mercury - Backlighting Non Reflective Controls Illumination Output Circuit Short - AutoCodes.com — B1315 Mercury Code - Backlighting Non Reflective Controls Illumination Output Circuit Short

What does this mean?

What are the Possible Causes of the DTC B1315 Mercury?

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

How to Fix the DTC B1315 Mercury?

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

B1315:11 Backlighting Non Reflective Controls Illumination Output Circuit Short To Ground
B1315:15 Backlighting Non Reflective Controls Illumination Output Circuit Short To Battery or Open

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B1315 Mercury 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.

Need more information about the B1315 Mercury code?

Need more information on how to fix the B1315 Mercury code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1315 Mercury code diagnosed by a professional: Find a repair shop in your area

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.

Frequently Asked Questions about B1315 Mercury Code

1. What are the common symptoms of OBDII code B1315 in a Mercury vehicle?

- Dim or flickering backlighting on non-reflective controls, such as buttons and knobs, is a common symptom of this code.

2. What typically causes the B1315 code to appear in a Mercury car?

- The B1315 code usually indicates a short circuit in the backlighting illumination output circuit of non-reflective controls.

3. How can I diagnose the B1315 code in my Mercury for repair?

- To diagnose the B1315 code, you can use a diagnostic scanner to retrieve the specific error code and then visually inspect the backlighting controls for any visible damage.

4. Are there any simple repair tips for fixing the B1315 code in a Mercury vehicle?

- One common repair tip is to check for loose or damaged wiring connections related to the backlighting controls and repair or replace them as needed.

5. Can I fix the B1315 code in my Mercury at home, or should I take it to a professional mechanic?

- Depending on your skill level and access to tools, you may be able to fix the B1315 code at home by addressing the wiring or component issue causing the short circuit. However, some repairs may require professional assistance.

6. Is it safe to continue driving my Mercury with the B1315 code present?

- While the B1315 code is related to backlighting controls and may not affect the vehicle's drivability, it is recommended to address the issue promptly to prevent any potential electrical problems.

7. How much does it typically cost to repair the B1315 code in a Mercury at a professional auto repair shop?

- The cost of repairing the B1315 code can vary depending on the extent of the issue and the labor rates of the repair shop. It is advisable to get a few quotes from different shops for comparison.

8. Will resetting the OBDII code clear the B1315 code in my Mercury?

- Resetting the OBDII code may temporarily clear the B1315 code, but if the underlying issue causing the short circuit is not fixed, the code is likely to reappear.

9. Are there any known recalls or technical service bulletins related to the B1315 code in Mercury vehicles?

- It is recommended to check with your local Mercury dealership or online resources for any recalls or technical service bulletins related to the B1315 code to see if your vehicle is affected.

10. How can I prevent the B1315 code from reoccurring in my Mercury after repair?

- To prevent the B1315 code from reoccurring, ensure all wiring connections are secure, and any damaged components are replaced with high-quality parts. Regular maintenance checks can also help detect potential issues early.