AutoCodes – Lincoln – B1313 Lincoln

B1313 Lincoln Code - Interior Lighting Output Circuit Short

Quick Answer

The Body Control Module (BCM) fuse supplies power for the interior courtesy lamps (and the running board lamps if equipped). Common causes include Faulty Interior Lamp, Interior Lamp harness is open or shorted, Interior Lamp 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: B1313 Lincoln indicates Interior Lighting Output Circuit Short.
Common causes: Common causes include Faulty Interior Lamp, Interior Lamp harness is open or shorted, Interior Lamp 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.

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Code Popularity 979

How popular is this code, among other codes? Low

Repair Importance Level

Low (Monitor) (1 / 3)

Repair Difficulty Level

Intermediate (2 / 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
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Code B1313 Lincoln Description

The Body Control Module (BCM) fuse supplies power for the interior courtesy lamps (and the running board lamps if equipped). When the BCM receives the required input (such as an open door or request from the instrument panel dimmer switch), it provides voltage to the interior courtesy lamps. This Diagnostic Trouble Code (DTC) sets when the BCM detects a short to ground or open from the courtesy lighting output circuit.

OBDII Code B1313 Lincoln - Interior Lighting Output Circuit Short - AutoCodes.com — B1313 Lincoln Code - Interior Lighting Output Circuit Short

What does this mean?

What are the Possible Causes of the DTC B1313 Lincoln?

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

How to Fix the DTC B1313 Lincoln?

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

B1313:11 Interior Lighting Output Circuit Short To Ground
B1313:15 Interior Lighting Output Circuit Short To Battery or Open

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B1313 Lincoln 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.

Frequently Asked Questions about B1313 Lincoln Code

1. What does the OBDII code B1313 indicate on a Lincoln vehicle?

The code B1313 indicates that there is a short in the interior lighting output circuit in your Lincoln vehicle. This problem affects the functioning of the interior lighting system.

2. What are the common symptoms of the B1313 code in a Lincoln?

Common symptoms include interior lights that do not turn on or flicker, a blown fuse related to the interior lighting circuit, or the battery draining faster than usual.

3. What can cause the B1313 code to appear in a Lincoln?

Possible causes for the B1313 code include damaged wiring or connectors in the interior lighting circuit, a faulty interior light switch, or a problem with the body control module.

4. How can I diagnose the B1313 code in my Lincoln?

Diagnosing the B1313 code involves checking the wiring and connectors for signs of damage or corrosion, testing the interior light switch for functionality, and using a scan tool to check for additional codes that might indicate a problem with the body control module.

5. What steps should I take to repair the B1313 code on my Lincoln?

Repair steps may include replacing or repairing damaged wires or connectors, replacing a faulty interior light switch, or in some cases, repairing or replacing the body control module if it is found to be faulty.

6. Is it safe to drive with the B1313 code active in a Lincoln?

While you can technically still drive the vehicle, the interior lighting may not function properly, which can be inconvenient and potentially unsafe in dark conditions. It is advisable to address the issue as soon as possible.

7. How can I prevent the B1313 code from happening in my Lincoln?

Preventative measures include regularly checking the condition of the vehicle's electrical wiring, ensuring that the interior lights are not left on unnecessarily, and having regular vehicle electrical system inspections conducted by a professional.