AutoCodes – Lincoln – B113A Lincoln

B113A Lincoln Code - Rear Audio Switch Stuck

Quick Answer

The Rear Audio and Temperature Control (RATC) Module receives voltage and ground through the circuit. Common causes include Faulty Rear Audio Switch, Rear Audio Switch harness is open or shorted, Rear Audio Switch 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: B113A Lincoln indicates Rear Audio Switch Stuck.
Common causes: Common causes include Faulty Rear Audio Switch, Rear Audio Switch harness is open or shorted, Rear Audio Switch 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 681

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 19, 2024

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B113A Lincoln Description

The Rear Audio and Temperature Control (RATC) Module receives voltage and ground through the circuit. The RATC module receives input from the rear auxiliary audio controls through the circuit. It then sends these signals to the audio unit over the Audio Corporate Protocol (ACP) network through circuits. The RATC module sets the OBDII code when a rear auxiliary audio control switch is detected active for greater than 120 seconds during normal operation, or for greater than 2 seconds during the self-test.

OBDII Code B113A Lincoln - Rear Audio Switch Stuck - AutoCodes.com — B113A Lincoln Code - Rear Audio Switch Stuck

What does this mean?

What are the Possible Causes of the DTC B113A Lincoln?

Faulty Rear Audio Switch
Rear Audio Switch harness is open or shorted
Rear Audio Switch circuit poor electrical connection
Faulty Rear Audio and Temperature Control (RATC) Module

How to Fix the DTC B113A 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 is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B113A 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.

Need more information about the B113A Lincoln code?

Need more information on how to fix the B113A Lincoln code? Get Access to Factory Service Manuals

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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 B113A Lincoln Code

1. What does the OBDII code B113A on a Lincoln indicate?

The B113A code on a Lincoln indicates that there is an issue with the rear audio switch, specifically that it is stuck.

2. What are common symptoms of code B113A in a Lincoln?

Common symptoms include the rear audio controls not functioning, unexpected changes in audio volume or settings, and possibly an error message on the vehicleâ€™s display system.

3. What could cause the B113A code to appear on a Lincoln?

Possible causes include a physically stuck button, a faulty rear audio control panel, or a wiring issue connecting the rear audio controls to the main audio system.

4. How can I troubleshoot the B113A code on a Lincoln?

Start by inspecting the rear audio control buttons for any physical obstructions or damage. Check the wiring and connectors for signs of wear or disconnection. A multimeter can be used to check for continuity.

5. Can I still drive my Lincoln if it shows a B113A code?

Yes, you can still drive your vehicle; however, the rear audio controls may not function properly, which could be inconvenient but doesn't typically affect the vehicle's drivability.

6. What repair options are available for fixing a B113A code on a Lincoln?

Repair options include cleaning or replacing the stuck button, repairing or replacing the rear audio control panel, and fixing any associated wiring issues.

7. Is the B113A code a sign of any serious underlying electrical issues in a Lincoln?

While B113A itself is not indicative of a major electrical fault, unresolved wiring issues or repeated occurrences of the problem could point to larger electrical system problems.

8. How much does it typically cost to repair a B113A issue in a Lincoln?

Costs can vary widely depending on the specific repair needed. Simple cleaning or resetting buttons might be inexpensive, whereas replacing the entire rear audio control panel or extensive wiring repairs could be more costly.