B231B Dodge 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 Dodge 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.
Code B231B Dodge Description
What are the Possible Causes of the DTC B231B Dodge?
- 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 Dodge?
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 Dodge 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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Frequently Asked Questions about B231B Dodge Code
1. What does the OBDII code B231B mean on a Dodge?
It indicates a problem with the Rear Wiper Motor Control Circuit, specifically a low voltage condition.
2. What are the common symptoms of code B231B?
Symptoms may include the rear wiper not functioning, intermittent operation, or slower-than-normal wiper movement.
3. What causes the B231B code to appear?
Common causes include damaged wiring, a faulty rear wiper motor, a failed wiper relay, or a malfunctioning control module.
4. How can I diagnose the B231B code?
Start by inspecting the wiring and connectors for damage or corrosion, then test the rear wiper motor and related components for proper operation.
5. Can I still drive my Dodge with the B231B code present?
Yes, you can drive the vehicle, but the rear wiper may not work, which could impact visibility in bad weather.
6. How do I fix the B231B code on a Dodge?
Repairs may involve replacing the rear wiper motor, repairing or replacing damaged wiring, or replacing the wiper relay.
7. How much does it cost to fix the B231B code?
Repair costs vary but can range from $50 to $300 depending on whether you need wiring repairs or a new rear wiper motor.
8. Can a bad fuse cause the B231B code?
Yes, a blown fuse related to the rear wiper circuit can trigger this code.
9. Do I need special tools to fix the B231B code?
Basic tools like a multimeter for testing voltage and continuity, and possibly a repair manual, are helpful for diagnosing the issue.
10. Will clearing the B231B code solve the problem?
Clearing the code will temporarily remove it, but if the underlying issue isn’t fixed, the code will likely return.
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