AutoCodes – Generic – B1465

B1465 Code - Wiper Brake/Run Relay Circuit Open

Quick Answer

The Body Control Module (BCM) monitors the Wiper Brake/Run Relay. Common causes include Faulty Wiper Brake/Run Relay, Wiper Brake/Run Relay harness is open or shorted, Wiper Brake/Run 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: B1465 indicates Wiper Brake/Run Relay Circuit Open.
Common causes: Common causes include Faulty Wiper Brake/Run Relay, Wiper Brake/Run Relay harness is open or shorted, Wiper Brake/Run 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.

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Code Popularity 5,172

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 Apr 12, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1465 Description

The Body Control Module (BCM) monitors the Wiper Brake/Run Relay. The BCM sets the OBDII code when the Wiper Brake/Run Relay is not to factory specifications.

OBDII Code B1465 - Wiper Brake/Run Relay Circuit Open - AutoCodes.com — B1465 Code - Wiper Brake/Run Relay Circuit Open

What does this mean?

What are the Possible Causes of the DTC B1465?

Faulty Wiper Brake/Run Relay
Wiper Brake/Run Relay harness is open or shorted
Wiper Brake/Run Relay circuit poor electrical connection
Faulty Body Control Module (BCM)

How to Fix the DTC B1465?

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 B1465 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 B1465 code?

Need more information on how to fix the B1465 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1465 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

B1465 Chrysler — Channel 2 Audio Speaker Output Circuit Performance
B1465 Dodge — Channel 2 Audio Speaker Output Circuit Performance
B1465 Jeep — Channel 2 Audio Speaker Output Circuit Performance
B1465 RAM — Channel 2 Audio Speaker Output Circuit Performance

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 B1465 Code

1. What are the common symptoms of OBDII code B1465 (Wiper Brake/Run Relay Circuit Open)?

- Common symptoms include inoperative wipers, non-functioning brake lights, and potential issues with the vehicle's run relay.

2. What are the possible causes of OBDII code B1465?

- The code B1465 can be triggered by a faulty wiper brake/run relay, damaged wiring or connectors in the circuit, or a malfunctioning control module.

3. How can I diagnose the cause of OBDII code B1465?

- To diagnose the cause of B1465, it is recommended to perform a thorough inspection of the wiper brake/run relay, check for any visible damage to the wiring, and use a multimeter to test for continuity in the circuit.

4. Can I still drive my vehicle with OBDII code B1465 present?

- It is not recommended to drive the vehicle with code B1465 present, as it can lead to safety hazards such as non-functioning brake lights or wipers.

5. How can I repair OBDII code B1465?

- Repairing code B1465 may involve replacing the faulty wiper brake/run relay, repairing any damaged wiring or connectors, or resetting the control module after fixing the issue.

6. Is it safe to reset the OBDII code B1465 without addressing the underlying problem?

- It is not recommended to simply reset the code without addressing the underlying issue, as the problem will likely reoccur and potentially pose safety risks.

7. Are there any DIY repair tips for fixing OBDII code B1465?

- DIY repair tips may include checking and cleaning the relay connections, inspecting and repairing any damaged wiring, or replacing the faulty relay with a new one.

8. How much does it typically cost to repair OBDII code B1465 at a mechanic?

- The cost of repairing code B1465 can vary depending on the specific cause of the issue, but it may range from $100 to $300 at a mechanic, including parts and labor.

9. Can extreme weather conditions affect the occurrence of OBDII code B1465?

- Yes, extreme weather conditions such as heavy rain or snow can potentially exacerbate issues related to the wiper brake/run relay circuit, leading to the triggering of code B1465.

10. Will fixing OBDII code B1465 improve the overall performance of my vehicle?

- Fixing code B1465 is essential for ensuring the proper functioning of critical components like wipers and brake lights, which can contribute to the overall safety and performance of your vehicle.