How to Diagnose and Solve B1773 Mirror Driver Up Circuit Failure Issues

Introduction

As a car owner, you may have experienced issues with your car’s mirrors. One of the most common issues is the B1773 Mirror Driver Up Circuit Failure. This issue can be frustrating, especially if you rely on your mirrors to drive safely. In this article, we will discuss how to diagnose and solve B1773 Mirror Driver Up Circuit Failure issues.

What is B1773 Mirror Driver Up Circuit Failure?

B1773 Mirror Driver Up Circuit Failure is a diagnostic trouble code (DTC) that indicates a problem with the mirror driver up circuit. This circuit is responsible for controlling the movement of the mirror in an upward direction. When this circuit fails, the mirror will not move in an upward direction, making it difficult to adjust the mirror to the desired position.

Diagnosing B1773 Mirror Driver Up Circuit Failure

To diagnose B1773 Mirror Driver Up Circuit Failure, you will need a diagnostic tool that can read DTCs. Follow these steps to diagnose the issue:

Step 1: Connect the Diagnostic Tool

Connect the diagnostic tool to the car’s OBD-II port. The OBD-II port is usually located under the dashboard on the driver’s side.

Step 2: Read the DTCs

Read the DTCs using the diagnostic tool. Look for the B1773 Mirror Driver Up Circuit Failure code.

Step 3: Check the Mirror Switch

Check the mirror switch to ensure that it is functioning properly. Use a multimeter to test the switch for continuity. If the switch is faulty, replace it.

Step 4: Check the Mirror Motor

Check the mirror motor to ensure that it is functioning properly. Use a multimeter to test the motor for continuity. If the motor is faulty, replace it.

Step 5: Check the Wiring

Check the wiring for any damage or loose connections. Use a multimeter to test the wiring for continuity. If the wiring is damaged or has loose connections, repair or replace it.

Solving B1773 Mirror Driver Up Circuit Failure

Once you have diagnosed the issue, follow these steps to solve B1773 Mirror Driver Up Circuit Failure:

Step 1: Replace the Faulty Component

If you have identified a faulty component, replace it with a new one. This could be the mirror switch, mirror motor, or wiring.

Step 2: Clear the DTCs

Clear the DTCs using the diagnostic tool. This will reset the car’s computer and turn off the check engine light.

Step 3: Test the Mirror

Test the mirror to ensure that it is functioning properly. Use the mirror switch to adjust the mirror in all directions.

Conclusion

B1773 Mirror Driver Up Circuit Failure can be a frustrating issue for car owners. However, with the right diagnostic tools and knowledge, it can be easily diagnosed and solved. Follow the steps outlined in this article to diagnose and solve B1773 Mirror Driver Up Circuit Failure issues.

FAQs

1. Can I drive my car with B1773 Mirror Driver Up Circuit Failure?

Yes, you can still drive your car with B1773 Mirror Driver Up Circuit Failure. However, it is important to address the issue as soon as possible to ensure safe driving.

2. How much does it cost to fix B1773 Mirror Driver Up Circuit Failure?

The cost to fix B1773 Mirror Driver Up Circuit Failure will depend on the faulty component. It could range from a few dollars for a switch to a few hundred dollars for a motor.

3. Can I fix B1773 Mirror Driver Up Circuit Failure myself?

Yes, you can fix B1773 Mirror Driver Up Circuit Failure yourself if you have the right tools and knowledge. However, if you are not confident in your abilities, it is best to seek the help of a professional mechanic.