AutoCodes – Chrysler – B1D4A Chrysler

B1D4A Chrysler 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 Chrysler 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 737
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 29, 2019
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Code B1D4A Chrysler 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 Chrysler - Memory Switch Input Stuck - AutoCodes.com
B1D4A Chrysler Code - Memory Switch Input Stuck

What are the Possible Causes of the DTC B1D4A Chrysler?

  • 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 Chrysler?

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 Chrysler 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 Chrysler code?

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Need Help with the 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 Chrysler Code

1. What are the common symptoms of OBDII code B1D4A Chrysler (Memory Switch Input Stuck)?

The common symptoms include issues with power windows, power mirrors, power seats, or other memory functions not working correctly.

2. What can cause the Memory Switch Input Stuck code (B1D4A) in a Chrysler vehicle?

The code B1D4A can 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 OBDII code B1D4A Chrysler (Memory Switch Input Stuck)?

To diagnose the issue, you can perform a visual inspection of the wiring, test the memory switch for proper functionality, and use a diagnostic scanner to check for any stored fault codes in the control modules.

4. Can a DIY enthusiast repair OBDII code B1D4A Chrysler (Memory Switch Input Stuck)?

Depending on the exact cause of the issue, a DIY enthusiast may be able to repair it by replacing a faulty memory switch, fixing a wiring problem, or reprogramming the control modules. However, complex electrical repairs may require professional assistance.

5. Are there any temporary fixes for OBDII code B1D4A Chrysler (Memory Switch Input Stuck)?

Temporary fixes may include resetting the control modules by disconnecting the car battery for a few minutes or checking and cleaning the memory switch contacts. However, it's essential to address the root cause of the problem for a permanent solution.

6. Will driving with OBDII code B1D4A Chrysler (Memory Switch Input Stuck) cause any harm to the vehicle?

While driving with this code may not directly harm the vehicle, it can lead to inconvenience due to malfunctioning memory functions. It's recommended to address the issue promptly to ensure proper operation of affected components.

7. How much does it typically cost to repair OBDII code B1D4A Chrysler (Memory Switch Input Stuck)?

The cost of repair can vary depending on the cause of the issue, parts needed, and labor charges. It's advisable to consult a mechanic or dealership for an accurate estimate based on your specific situation.

8. Can I clear the OBDII code B1D4A Chrysler (Memory Switch Input Stuck) without fixing the underlying issue?

Clearing the code without addressing the root cause may temporarily remove the warning light, but the problem will likely resurface. It's crucial to fix the issue triggering the code for a permanent solution.

9. Is OBDII code B1D4A Chrysler (Memory Switch Input Stuck) a common problem in Chrysler vehicles?

While not extremely common, issues related to memory switch input can occur in Chrysler vehicles, especially in models equipped with memory seat functions. Proper maintenance and timely repairs can help prevent such problems.

10. How long does it take to repair OBDII code B1D4A Chrysler (Memory Switch Input Stuck)?

The repair time can vary based on the complexity of the issue and the availability of parts. Simple fixes like replacing a faulty switch may take a short time, while more intricate problems could require several hours or even days to diagnose and repair.

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