AutoCodes – Dodge – B1F02 Dodge

B1F02 Dodge Code - Mirror Vertical Motor Control Circuit

Quick Answer

The Mirror Vertical Driver circuit supplies battery voltage for the mirror up position and ground for the mirror down position. Common causes include Faulty Outside Rear View Mirror, Outside Rear View Mirror harness is open or shorted, Outside Rear View Mirror 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
B1F02 Dodge indicates Mirror Vertical Motor Control Circuit.
Common causes
Common causes include Faulty Outside Rear View Mirror, Outside Rear View Mirror harness is open or shorted, Outside Rear View Mirror 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 1,323
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Sep 05, 2019
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Code B1F02 Dodge Description

The Mirror Vertical Driver circuit supplies battery voltage for the mirror up position and ground for the mirror down position. The Mirror Common Driver supplies battery voltage for the mirror Down position and ground for the mirror up position. The OBDII code will set if the Door Module detects a short to ground on the Mirror Vertical Driver circuit
OBDII Code B1F02 Dodge - Mirror Vertical Motor Control Circuit - AutoCodes.com
B1F02 Dodge Code - Mirror Vertical Motor Control Circuit

What are the Possible Causes of the DTC B1F02 Dodge?

  • Faulty Outside Rear View Mirror
  • Outside Rear View Mirror harness is open or shorted
  • Outside Rear View Mirror circuit poor electrical connection
  • Faulty Door Module

How to Fix the DTC B1F02 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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B1F02 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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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 B1F02 Dodge Code

1. What are the common symptoms of OBDII code B1F02 in a Dodge related to the Mirror Vertical Motor Control Circuit?

The common symptoms include non-responsive or erratic movement of the vertical mirror adjustment, or the mirror getting stuck in one position.

2. What are the possible causes of OBDII code B1F02 in a Dodge related to the Mirror Vertical Motor Control Circuit?

Possible causes include a malfunctioning mirror vertical motor, damaged wiring or connectors in the control circuit, or a faulty mirror control switch.

3. How can I diagnose the issue related to OBDII code B1F02 in a Dodge mirror vertical motor control circuit?

You can start by checking the wiring and connectors for any visible damage or corrosion, testing the mirror vertical motor for proper function, and using a multimeter to check for continuity in the control circuit.

4. Is it safe to drive my Dodge with OBDII code B1F02 related to the mirror vertical motor control circuit?

It is generally safe to drive the vehicle with this code, but it is recommended to address the issue promptly to ensure proper functionality of the mirror adjustment.

5. Can I reset the OBDII code B1F02 in my Dodge related to the mirror vertical motor control circuit?

Resetting the code may temporarily clear the warning light, but it will reappear if the underlying issue is not addressed. It is best to diagnose and repair the problem to prevent further issues.

6. How much does it typically cost to repair OBDII code B1F02 in a Dodge mirror vertical motor control circuit?

The cost of repair can vary depending on the specific cause of the issue. It may involve replacing the mirror vertical motor, repairing damaged wiring, or addressing other related components.

7. Are there any DIY repair tips for fixing OBDII code B1F02 in a Dodge mirror vertical motor control circuit?

DIY repair tips may include checking and cleaning the connectors, testing the mirror motor with a power source, and consulting the vehicle's service manual for specific troubleshooting steps.

8. Can extreme weather conditions affect the mirror vertical motor control circuit in a Dodge and trigger OBDII code B1F02?

Extreme weather conditions, such as excessive heat or moisture, can potentially damage the wiring or connectors in the mirror control circuit, leading to issues with the vertical motor adjustment and triggering the OBDII code B1F02.

9. Will fixing OBDII code B1F02 related to the mirror vertical motor control circuit improve overall vehicle performance?

While fixing this specific code may not have a direct impact on overall vehicle performance, it is essential for maintaining the functionality of the mirror adjustment system, which contributes to driver visibility and safety.

10. How often should I check the mirror vertical motor control circuit in my Dodge to prevent OBDII code B1F02 from appearing?

Regularly inspecting the mirror control circuit during routine maintenance checks or whenever you notice any issues with the mirror adjustment can help prevent OBDII code B1F02 from appearing due to potential problems.

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