AutoCodes – Jeep – B1D4A Jeep

B1D4A Jeep Code - Memory Switch Input Stuck

Quick Answer

The Diagnostic Trouble Code (DTC) sets when the Door Module receives a conflicting input from the Memory Select Switch Mux circuit for more than 30 seconds. Common causes include Faulty Memory Set Switch, Memory Set Switch harness is open or shorted, Memory Set Switch circuit poor electrical connection. 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: B1D4A Jeep indicates Memory Switch Input Stuck.
Common causes: Common causes include Faulty Memory Set Switch, Memory Set Switch harness is open or shorted, Memory Set Switch circuit poor electrical connection.
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.

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Code Popularity 2,960

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

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Table of contents Created and updated by William Orellana on Aug 29, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1D4A Jeep Description

The Diagnostic Trouble Code (DTC) sets when the Door Module receives a conflicting input from the Memory Select Switch Mux circuit for more than 30 seconds.

OBDII Code B1D4A Jeep - Memory Switch Input Stuck - AutoCodes.com — B1D4A Jeep Code - Memory Switch Input Stuck

What does this mean?

What are the Possible Causes of the DTC B1D4A Jeep?

Faulty Memory Set Switch
Memory Set Switch harness is open or shorted
Memory Set Switch circuit poor electrical connection
Faulty Door Module

How to Fix the DTC B1D4A Jeep?

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 B1D4A Jeep 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 B1D4A Jeep code?

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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 B1D4A Jeep Code

1. What are the common symptoms of OBDII code B1D4A in a Jeep related to the Memory Switch Input Stuck?

The common symptoms include issues with the memory function of power seats, mirrors, and other adjustable components not working properly.

2. What could cause the Memory Switch Input Stuck code B1D4A to trigger in a Jeep?

The code B1D4A may be triggered by a faulty memory switch, a wiring issue, a malfunctioning control module, or a problem with the memory seat module.

3. How can I diagnose the cause of the Memory Switch Input Stuck code B1D4A in my Jeep?

Diagnosing the issue involves checking the memory switch for proper operation, inspecting the wiring for any damage or loose connections, and using a scan tool to retrieve additional fault codes from the control modules.

4. Is it safe to continue driving my Jeep with the B1D4A code indicating a Memory Switch Input Stuck issue?

It is generally safe to drive the vehicle with this code, but it is recommended to address the problem promptly to avoid further issues with the memory functions of the vehicle.

5. How can I repair the Memory Switch Input Stuck issue in my Jeep?

Repairing the issue may involve replacing the faulty memory switch, repairing any damaged wiring, reprogramming the control modules, or resetting the memory seat module.

6. Can I reset the B1D4A OBDII code related to Memory Switch Input Stuck in my Jeep myself?

You may be able to reset the code by using an OBDII scanner to clear the fault codes. However, it is important to diagnose and address the underlying issue to prevent the code from reoccurring.

7. Are there any DIY tips for troubleshooting the Memory Switch Input Stuck code B1D4A in my Jeep?

You can start by checking the fuse related to the memory functions, inspecting the memory switch for any visible damage, and ensuring all connections are secure before seeking professional help if needed.

8. How much does it typically cost to repair the B1D4A code indicating a Memory Switch Input Stuck issue in a Jeep?

The cost of repair can vary depending on the specific cause of the issue. It may range from a few hundred dollars for a simple fix like replacing a switch to more for complex repairs involving control modules.

9. Can extreme weather conditions or rough terrain trigger the Memory Switch Input Stuck code B1D4A in a Jeep?

Extreme weather or rough terrain can potentially cause electrical connections to become loose or damaged, which may lead to issues triggering the B1D4A code related to the Memory Switch Input Stuck.

10. How long does it typically take to repair the Memory Switch Input Stuck issue indicated by the OBDII code B1D4A in a Jeep?

The repair time can vary depending on the complexity of the issue and the availability of parts. Simple fixes like replacing a switch may take a few hours, while more involved repairs could take longer.