AutoCodes – RAM – B1D4A RAM

B1D4A RAM 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 RAM 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 561

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

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 RAM 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 RAM - Memory Switch Input Stuck - AutoCodes.com — B1D4A RAM Code - Memory Switch Input Stuck

What does this mean?

What are the Possible Causes of the DTC B1D4A RAM?

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 RAM?

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 RAM 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 B1D4A RAM Code

1. What are the common symptoms of OBDII code B1D4A RAM titled Memory Switch Input Stuck?

- Common symptoms include issues with memory settings not being saved, malfunctioning interior lighting controls, and possible errors with the vehicle's memory functions.

2. What are the potential causes of the B1D4A RAM code?

- The code B1D4A RAM, Memory Switch Input Stuck, can be triggered by a faulty memory switch, damaged wiring, or a malfunction in the memory switch circuit.

3. How can I diagnose the Memory Switch Input Stuck issue?

- To diagnose the issue, you can start by checking the memory switch for any physical damage or signs of wear. Additionally, testing the wiring connections and circuit related to the memory switch can help identify the root cause.

4. Can a DIY enthusiast repair the Memory Switch Input Stuck problem?

- Depending on your skill level and experience with automotive repairs, you may be able to address the issue yourself by replacing the faulty memory switch or repairing damaged wiring. However, if you're unsure, it's recommended to seek professional assistance.

5. Is it safe to continue driving with the B1D4A RAM code active?

- While the B1D4A RAM code may not directly affect the drivability of the vehicle, it's important to address the underlying issue promptly to prevent potential malfunctions in the vehicle's memory functions or related systems.

6. How much does it typically cost to repair the Memory Switch Input Stuck problem?

- The cost of repairing the B1D4A RAM code can vary depending on the extent of the issue and whether you choose to do the repair yourself or seek professional help. Costs may include parts, labor, and diagnostic fees.

7. Can resetting the vehicle's computer clear the B1D4A RAM code?

- Resetting the vehicle's computer may temporarily clear the B1D4A RAM code, but if the underlying issue with the memory switch input remains unresolved, the code is likely to reappear. It's best to diagnose and address the root cause of the problem.

8. Are there any preventive measures to avoid the Memory Switch Input Stuck issue?

- To help prevent the B1D4A RAM code from occurring, it's advisable to handle the vehicle's interior controls with care, avoid excessive force when using the memory switch, and regularly inspect the functionality of the memory settings.

9. Will the Memory Switch Input Stuck problem affect the vehicle's overall performance?

- The B1D4A RAM code related to Memory Switch Input Stuck typically does not impact the vehicle's overall performance or safety directly. However, addressing the issue in a timely manner is essential to maintain the proper functioning of interior controls and memory settings.

10. How long does it take to repair the Memory Switch Input Stuck issue?

- The repair time for the B1D4A RAM code can vary depending on the complexity of the repair, availability of parts, and whether you choose to do the repair yourself or take the vehicle to a professional technician. Repairs may range from a quick fix to a more involved process.