AutoCodes – RAM – B231B RAM

B231B RAM Code - Rear Wiper Motor Control Circuit Low

Quick Answer

The Totally Integrated Power Module (TIPM) monitors the Rear Wiper Motor Control Circuit. Common causes include Faulty Rear Wiper Motor Relay, Rear Wiper Motor Relay harness is open or shorted, Rear Wiper Motor Relay 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
B231B RAM indicates Rear Wiper Motor Control Circuit Low.
Common causes
Common causes include Faulty Rear Wiper Motor Relay, Rear Wiper Motor Relay harness is open or shorted, Rear Wiper Motor Relay 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 649
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Nov 07, 2019
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Code B231B RAM Description

The Totally Integrated Power Module (TIPM) monitors the Rear Wiper Motor Control Circuit. The TIPM sets the OBDII code when the Rear Wiper Motor Control Circuit is not to factory specifications.
OBDII Code B231B RAM - Rear Wiper Motor Control Circuit Low - AutoCodes.com
B231B RAM Code - Rear Wiper Motor Control Circuit Low

What are the Possible Causes of the DTC B231B RAM?

  • Faulty Rear Wiper Motor Relay
  • Rear Wiper Motor Relay harness is open or shorted
  • Rear Wiper Motor Relay circuit poor electrical connection
  • Faulty Totally Integrated Power Module (TIPM)

How to Fix the DTC B231B 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 B231B 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.

Need more information about the B231B RAM 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 B231B RAM Code

1. What are common symptoms of OBDII code B231B RAM for Rear Wiper Motor Control Circuit Low?

- Common symptoms include the rear wiper not functioning properly or not moving at all, intermittent operation of the rear wiper, or the rear wiper getting stuck in one position.

2. What are possible causes of OBDII code B231B RAM for Rear Wiper Motor Control Circuit Low?

- Possible causes include a faulty rear wiper motor, damaged wiring or connectors in the rear wiper circuit, a blown fuse related to the rear wiper system, or a malfunctioning rear wiper switch.

3. How can I diagnose the issue related to OBDII code B231B RAM for Rear Wiper Motor Control Circuit Low?

- You can start by visually inspecting the rear wiper motor, wiring, and connectors for any visible damage. Using a multimeter, you can test the continuity of the wiring and check for proper voltage at the rear wiper motor.

4. Is it safe to continue driving with OBDII code B231B RAM for Rear Wiper Motor Control Circuit Low?

- It is generally safe to continue driving with this code, but it is recommended to address the issue promptly to ensure the proper functioning of the rear wiper, especially in adverse weather conditions.

5. How can I repair OBDII code B231B RAM for Rear Wiper Motor Control Circuit Low?

- Repair options include replacing the rear wiper motor if it is faulty, repairing or replacing damaged wiring or connectors, checking and replacing any blown fuses, and testing or replacing the rear wiper switch if necessary.

6. Can weather conditions affect the operation of the rear wiper related to OBDII code B231B RAM?

- Yes, extreme weather conditions such as heavy rain, snow, or ice can put additional strain on the rear wiper motor and circuit, potentially leading to issues with the rear wiper system.

7. Is it possible to reset the OBDII code B231B RAM for Rear Wiper Motor Control Circuit Low?

- Resetting the code may temporarily clear the fault, but if the underlying issue causing the code is not addressed, it is likely to reappear. It is recommended to diagnose and repair the problem first.

8. Can a DIY enthusiast fix OBDII code B231B RAM for Rear Wiper Motor Control Circuit Low?

- Depending on their skill level and access to tools, a DIY enthusiast may be able to diagnose and repair this issue by following repair guides, consulting service manuals, and using appropriate safety precautions.

9. How much does it typically cost to repair OBDII code B231B RAM for Rear Wiper Motor Control Circuit Low at a repair shop?

- The cost of repair can vary depending on the specific cause of the issue, but it may involve labor charges for diagnosis and repair, as well as the cost of any replacement parts needed, such as a new rear wiper motor or wiring harness.

10. Are there any preventive maintenance tips to avoid encountering OBDII code B231B RAM for Rear Wiper Motor Control Circuit Low in the future?

- To prevent future issues, it is recommended to regularly inspect the rear wiper system for any signs of wear or damage, ensure proper maintenance of the rear wiper motor and components, and address any minor issues promptly before they escalate.

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