Engine-CodesLincoln – B113C Lincoln

B113C Lincoln Code - Rear Audio Switch Circuit Short to Battery

Quick Answer

The B113C diagnostic trouble code (DTC) for Lincoln vehicles indicates a Rear Audio Switch Circuit Short to Battery. Common causes include Faulty rear audio switch, Damaged wiring in the rear audio switch circuit, Malfunctioning audio control module. 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
B113C Lincoln indicates Rear Audio Switch Circuit Short to Battery.
Common causes
Common causes include Faulty rear audio switch, Damaged wiring in the rear audio switch circuit, Malfunctioning audio control module.
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.
Table of contents Created and updated by William Orellana on Sep 11, 2024
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Code B113C Lincoln Description

The B113C diagnostic trouble code (DTC) for Lincoln vehicles indicates a Rear Audio Switch Circuit Short to Battery. This means that there is an electrical issue in the rear audio switch circuit that is causing a short to the battery. The rear audio switch circuit is responsible for controlling the audio functions in the rear of the vehicle, such as adjusting volume or changing audio sources. A short to the battery can lead to erratic behavior in the audio system, including unexpected volume changes, loss of audio output, or even a complete failure of the rear audio system.

OBDII Code B113C Lincoln - Rear Audio Switch Circuit Short to Battery
B113C Lincoln Code - Rear Audio Switch Circuit Short to Battery

Common Causes of B113C Lincoln

  1. Faulty rear audio switch.
  2. Damaged wiring in the rear audio switch circuit.
  3. Malfunctioning audio control module.
  4. Corrosion or loose connections in the audio system components.
  5. Previous water damage to the rear audio system.

Symptoms of B113C Lincoln

  1. Erratic volume changes in the rear audio system.
  2. Loss of audio output from the rear speakers.
  3. Inability to control audio functions from the rear of the vehicle.
  4. Illumination of the audio system warning light on the dashboard.

How to Fix B113C Lincoln

  1. Begin by diagnosing the exact cause of the short circuit using a multimeter and wiring diagram for the rear audio switch circuit.
  2. Inspect the rear audio switch for any visible damage or signs of malfunction and replace if necessary.
  3. Check the wiring in the rear audio switch circuit for any damage or corrosion and repair or replace as needed.
  4. Test the audio control module for proper functionality and replace if it is found to be faulty.
  5. Clear the DTC from the vehicle's computer system and test the rear audio system to ensure that the issue has been resolved.

Cost to Fix B113C Lincoln

The cost of repairing a Rear Audio Switch Circuit Short to Battery can vary depending on the specific cause of the issue and the labor rates at the auto repair shop. On average, the repair cost for this issue can range from $150 to $400, including parts and labor. It's important to note that these estimates are rough and can be influenced by factors such as the location of the repair shop, the make and model of the vehicle, and the extent of the repair needed. It's recommended to consult with a qualified mechanic for a more accurate cost estimate based on your individual circumstances.

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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 B113C Lincoln Code

1. What are the common symptoms of OBDII code B113C in a Lincoln related to the Rear Audio Switch Circuit Short to Battery?

- Common symptoms include a non-functional rear audio switch, inoperative rear audio controls, and possible issues with the rear audio system.

2. What are the possible causes of the B113C code in a Lincoln indicating a Rear Audio Switch Circuit Short to Battery?

- The code may be triggered by a short circuit in the rear audio switch circuit, a wiring issue, a faulty rear audio switch, or a malfunctioning audio control module.

3. How can I diagnose the cause of the B113C code in my Lincoln for the Rear Audio Switch Circuit Short to Battery?

- To diagnose the issue, you can perform a visual inspection of the wiring, test the rear audio switch for continuity, check for any blown fuses related to the audio system, and use a diagnostic scanner to pinpoint the exact source of the problem.

4. Are there any quick repair tips for fixing the B113C code related to the Rear Audio Switch Circuit Short to Battery in a Lincoln?

- Quick repair tips include checking and repairing any damaged wiring, replacing a faulty rear audio switch, resetting the audio control module, and ensuring all connections are secure and free of corrosion.

5. Can I continue driving my Lincoln with the B113C code indicating a Rear Audio Switch Circuit Short to Battery issue?

- It is generally not recommended to drive the vehicle with unresolved electrical issues, as they can lead to further damage to the audio system or other components. It's best to address the problem promptly.

6. How much does it typically cost to repair the B113C code in a Lincoln for the Rear Audio Switch Circuit Short to Battery?

- The cost of repair can vary depending on the specific cause of the issue, but it may range from $100 to $300 for parts and labor if the repair involves replacing a faulty switch or repairing wiring.

7. Will resetting the OBDII system clear the B113C code related to the Rear Audio Switch Circuit Short to Battery in my Lincoln?

- Resetting the OBDII system may temporarily clear the code, but if the underlying issue is not addressed, the code is likely to reappear once the system detects the fault again.

8. How can I prevent the B113C code from recurring in my Lincoln after repair?

- To prevent the code from recurring, ensure that any repairs are done correctly, use high-quality replacement parts, regularly maintain the audio system, and address any electrical issues promptly.

9. Is the B113C code related to the Rear Audio Switch Circuit Short to Battery common in Lincoln vehicles?

- While this specific code may not be extremely common, electrical issues related to audio systems can occur in various vehicles, including Lincolns. Proper maintenance and timely repairs can help prevent such issues.

10. Can a DIY enthusiast with basic automotive skills fix the B113C code indicating a Rear Audio Switch Circuit Short to Battery in a Lincoln?

- Depending on the specific cause of the issue, a DIY enthusiast with basic skills may be able to diagnose and repair the problem. However, complex wiring or module issues may require professional assistance to ensure proper repair.

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