How to Diagnose and Solve B1739 Mirror Driver Horizontal Switch Circuit Short To Battery Issues

Introduction

If you’re experiencing issues with your car’s mirror driver horizontal switch circuit short to battery, you’re not alone. This is a common problem that can be frustrating to deal with. However, with the right knowledge and tools, 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 B1739 Mirror Driver Horizontal Switch Circuit Short To Battery?

B1739 is a diagnostic trouble code (DTC) that indicates a problem with the mirror driver horizontal switch circuit short to battery. This means that there is a short circuit in the wiring that connects the mirror driver horizontal switch to the battery. This can cause the mirror driver horizontal switch to malfunction, which can be a safety hazard while driving.

Diagnosing the Problem

The first step in diagnosing the problem is to check the fuse for the mirror driver horizontal switch. 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 wiring for any signs of damage or wear. Look for any frayed wires or loose connections. If you find any issues, repair or replace the wiring as needed.

If the wiring appears to be in good condition, you’ll need to test the mirror driver horizontal switch itself. To do this, you’ll need a multimeter. Set the multimeter to measure resistance and touch the probes to the switch terminals. If the multimeter reads infinite resistance, the switch 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 test the mirror driver horizontal switch to ensure it’s functioning properly. If the wiring was damaged, repair or replace it as needed. If the mirror driver horizontal switch was faulty, replace it with a new one.

Useful Tips

– Always disconnect the battery before working on any electrical components in your car.
– Use a multimeter to test the mirror driver horizontal switch and wiring.
– Check the fuse for the mirror driver horizontal switch before testing the wiring or switch.
– If you’re unsure about any step in the process, consult a professional mechanic.

Conclusion

Dealing with B1739 Mirror Driver Horizontal Switch Circuit Short To Battery issues can be frustrating, but with the right knowledge and tools, you can diagnose and solve the problem on your own. Remember to always prioritize safety and consult a professional if you’re unsure about any step in the process.

FAQs

Q: Can I still drive my car if I’m experiencing B1739 Mirror Driver Horizontal Switch Circuit Short To Battery issues?
A: It’s not recommended to drive your car if you’re experiencing this issue, as it can be a safety hazard.

Q: How much does it cost to replace a mirror driver horizontal switch?
A: The cost of replacing a mirror driver horizontal switch can vary depending on the make and model of your car, but it typically ranges from $50 to $200.

Q: Can I fix B1739 Mirror Driver Horizontal Switch Circuit Short To Battery issues on my own?
A: Yes, you can diagnose and solve this issue on your own with the right knowledge and tools. However, if you’re unsure about any step in the process, it’s always best to consult a professional mechanic.