AutoCodes – Mercury – B113E Mercury

B113E Mercury Code - External Boot/Trunk Release Switch Signal Stuck Low

Quick Answer

The Liftgate/Trunk Module (LTM) monitors the External Boot/Trunk Release Switch. Common causes include Faulty External Boot/Trunk Release Switch, External Boot/Trunk Release Switch harness is open or shorted, External Boot/Trunk Release 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: B113E Mercury indicates External Boot/Trunk Release Switch Signal Stuck Low.
Common causes: Common causes include Faulty External Boot/Trunk Release Switch, External Boot/Trunk Release Switch harness is open or shorted, External Boot/Trunk Release 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 981

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 B113E Mercury Description

The Liftgate/Trunk Module (LTM) monitors the External Boot/Trunk Release Switch. The LTM sets the OBDII code when the External Boot/Trunk Release Switch is not to factory specifications.

OBDII Code B113E Mercury - External Boot/Trunk Release Switch Signal Stuck Low - AutoCodes.com — B113E Mercury Code - External Boot/Trunk Release Switch Signal Stuck Low

What does this mean?

What are the Possible Causes of the DTC B113E Mercury?

Faulty External Boot/Trunk Release Switch
External Boot/Trunk Release Switch harness is open or shorted
External Boot/Trunk Release Switch circuit poor electrical connection
Faulty Liftgate/Trunk Module (LTM)

How to Fix the DTC B113E 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 is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B113E 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.

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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 B113E Mercury Code

- What are common symptoms of OBDII code B113E in a Mercury related to the External Boot/Trunk Release Switch Signal Stuck Low?

The common symptoms include difficulty opening the trunk using the external release switch, the trunk not opening at all, or the trunk opening intermittently.

- What are some possible causes of the OBDII code B113E in a Mercury indicating the External Boot/Trunk Release Switch Signal Stuck Low?

Possible causes include a faulty external boot/trunk release switch, wiring issues in the trunk release circuit, a defective trunk control module, or a problem with the body control module.

- How can I diagnose the issue related to the External Boot/Trunk Release Switch Signal Stuck Low OBDII code in my Mercury?

You can start by checking the external trunk release switch for proper functionality, inspecting the wiring for any damage or loose connections, and using a diagnostic tool to scan for trouble codes in the trunk control module.

- Is it safe to continue driving my Mercury with the B113E code indicating External Boot/Trunk Release Switch Signal Stuck Low?

It is generally safe to drive the vehicle with this code, but you may experience inconvenience in accessing the trunk. It is recommended to address the issue promptly to avoid potential problems.

- Can I repair the External Boot/Trunk Release Switch Signal Stuck Low issue in my Mercury myself?

If you have experience with automotive electrical systems and access to the necessary tools, you may be able to diagnose and repair the issue yourself. However, if you are unsure, it is recommended to seek professional assistance.

- What are some tips for repairing the External Boot/Trunk Release Switch Signal Stuck Low problem in a Mercury?

Ensure all connections in the trunk release circuit are secure, check and replace the external release switch if necessary, and reset the trunk control module after any repairs are made.

- Will resetting the trunk control module clear the B113E code in my Mercury?

Resetting the trunk control module may clear the code temporarily, but if the underlying issue causing the External Boot/Trunk Release Switch Signal Stuck Low persists, the code is likely to return. It is important to diagnose and fix the root cause of the problem.