How to Diagnose and Solve B1432 Wiper Brake/Run Relay Circuit Short To Battery Issues

Introduction

If you’re experiencing issues with your wiper brake/run relay circuit short to battery, you’re not alone. This is a common problem that can be frustrating to deal with. However, with the right tools and knowledge, you can diagnose and solve this issue on your own. In this article, we’ll provide you with step-by-step instructions and useful tips to help you fix this problem.

What is B1432 Wiper Brake/Run Relay Circuit Short To Battery?

B1432 is a diagnostic trouble code (DTC) that indicates a problem with the wiper brake/run relay circuit short to battery. This means that there is a short circuit in the circuit that controls the wiper brake/run relay. This can cause the wipers to stop working or work intermittently.

Diagnosing the Problem

The first step in diagnosing the problem is to check the wiper fuse. If the fuse is blown, replace it and see if the problem is resolved. If the fuse is not the issue, you’ll need to check the wiper motor and the wiper switch.

To check the wiper motor, disconnect the electrical connector and use a multimeter to check for continuity between the motor terminals. If there is no continuity, the motor is faulty and needs to be replaced.

To check the wiper switch, use a multimeter to check for continuity between the switch terminals. If there is no continuity, the switch is faulty and needs to be replaced.

If both the motor and switch are functioning properly, the problem may be with the wiper brake/run relay circuit. To check this, use a wiring diagram to locate the relay and check for continuity between the relay terminals. If there is no continuity, the relay is faulty and needs to be replaced.

Solving the Problem

Once you’ve identified the problem, it’s time to solve it. If the fuse was blown, replace it and see if the problem is resolved. If the motor or switch is faulty, replace it with a new one.

If the problem is with the wiper brake/run relay circuit, replace the relay with a new one. Make sure to use the correct relay for your vehicle. You can find this information in your vehicle’s owner’s manual or by consulting a mechanic.

Useful Tips

– Always disconnect the battery before working on any electrical components in your vehicle.
– Use a wiring diagram to help you locate and identify the components in the circuit.
– Test each component individually to identify the problem.
– Make sure to use the correct replacement parts for your vehicle.

Conclusion

Dealing with a B1432 wiper brake/run relay circuit short to battery issue can be frustrating, but with the right tools and knowledge, you can diagnose and solve the problem on your own. By following the steps outlined in this article, you’ll be able to identify the problem and fix it quickly and easily.

FAQs

Q: Can I drive my car with a B1432 wiper brake/run relay circuit short to battery issue?
A: It’s not recommended to drive your car with this issue as it can cause the wipers to stop working or work intermittently, which can be dangerous in certain weather conditions.

Q: How much does it cost to replace a wiper motor?
A: The cost of replacing a wiper motor can vary depending on the make and model of your vehicle. On average, it can cost anywhere from $150 to $350.

Q: Can I replace the wiper switch myself?
A: Yes, you can replace the wiper switch yourself if you have the right tools and knowledge. However, if you’re not comfortable working on electrical components, it’s best to consult a mechanic.