Engine-Codes.com
Engine-Codes – Mercury – B1668 Mercury

B1668 Mercury Code - Mirror Driver Right/Left Motor Stalled

Quick Answer

The B1668 code indicates that the driver’s side or passenger’s side mirror motor has stalled, which can significantly affect the functionality of the vehicle's mirror adjustment system. Common causes include A faulty mirror motor that has failed mechanically or electrically, Damaged or corroded wiring connections leading to the mirror motor, A blown fuse that protects the mirror motor circuit. 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
B1668 Mercury indicates Mirror Driver Right/Left Motor Stalled.
Common causes
Common causes include A faulty mirror motor that has failed mechanically or electrically, Damaged or corroded wiring connections leading to the mirror motor, A blown fuse that protects the mirror motor circuit.
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.
What is this?
Table of contents Created and updated by William Orellana on Oct 20, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code B1668 Mercury Description

The B1668 code indicates that the driver’s side or passenger’s side mirror motor has stalled, which can significantly affect the functionality of the vehicle's mirror adjustment system. This code is generated when the vehicle's onboard diagnostic system detects that the mirror motor is not responding as expected, either due to an electrical issue or a mechanical failure. The implications of this code can extend beyond mere inconvenience; if the mirror cannot be adjusted properly, it can lead to poor visibility, increasing the risk of accidents.

OBDII Code B1668 Mercury - Mirror Driver Right/Left Motor Stalled
B1668 Mercury Code - Mirror Driver Right/Left Motor Stalled

Common Causes of B1668 Mercury

  1. A faulty mirror motor that has failed mechanically or electrically.
  2. Damaged or corroded wiring connections leading to the mirror motor.
  3. A blown fuse that protects the mirror motor circuit.
  4. Obstructions in the mirror assembly, such as dirt, ice, or debris preventing movement.
  5. A malfunctioning control switch that sends incorrect signals to the mirror motor.

Symptoms of B1668 Mercury

  1. Inability to adjust the side mirror position using the control switch.
  2. Unusual noises (grinding or clicking) coming from the mirror assembly when attempting to adjust.
  3. The mirror remains in a fixed position despite attempts to adjust it.
  4. Warning lights or messages on the dashboard related to mirror functionality.
  5. Electrical issues in the driver’s door, such as non-functioning window controls or locks.

How to Fix B1668 Mercury

  1. Diagnostic Testing: Begin by using a diagnostic scanner to confirm the B1668 code and check for any additional codes that may provide further insight into the issue.
  2. Visual Inspection: Inspect the mirror assembly and wiring for any visible signs of damage, corrosion, or obstructions that may be causing the motor to stall.
  3. Check Fuses: Locate and inspect the fuse associated with the mirror motor circuit. Replace any blown fuses as needed.
  4. Test the Motor: If the wiring and fuse are intact, test the mirror motor directly by applying power to it to determine if it operates independently of the control switch.
  5. Replace Components: If the motor is determined to be faulty, replace it with a new or refurbished unit. If the control switch is malfunctioning, it may also need to be replaced.

Cost to Fix B1668 Mercury

The typical repair costs for addressing the B1668 code can range from $150 to $500, depending on the specific issue and whether parts need to be replaced. Labor costs can vary widely based on location, vehicle make and model, and engine type. Most auto repair shops charge between $80 and $150 per hour; however, rates in metropolitan areas or at dealerships may be higher, while independent shops often charge less. It's advisable to check local rates for a more precise estimate. Parts for the mirror motor can range from $50 to $200, depending on whether it is an OEM or aftermarket part.

Need more information about the B1668 Mercury code?

Need more information on how to fix the B1668 Mercury code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1668 Mercury code diagnosed by a professional: Find a repair shop in your area

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 B1668 Mercury Code

1. What are the common symptoms of OBDII code B1668 related to the mirror driver right/left motor stalled on a Mercury?

- Common symptoms include non-responsiveness of the mirror adjustment controls, inability to move the right or left mirror, or unusual noises coming from the mirror motor.

2. What are the typical causes of OBDII code B1668 Mirror Driver Right/Left Motor Stalled on a Mercury?

- The code can be triggered by issues such as a faulty mirror motor, damaged wiring or connectors, a blown fuse, or a malfunctioning mirror control switch.

3. How can I diagnose the source of OBDII code B1668 on my Mercury for the mirror motor issue?

- You can start by checking the mirror adjustment controls, inspecting the wiring and connectors for any damage, testing the mirror motor operation, and verifying the fuse related to the mirror system.

4. Is it safe to drive my Mercury with OBDII code B1668 Mirror Driver Right/Left Motor Stalled active?

- 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 adjustments for optimal visibility and safety.

5. What are some DIY repair tips for resolving OBDII code B1668 Mirror Driver Right/Left Motor Stalled on a Mercury?

- DIY repair tips may include checking and replacing blown fuses, inspecting and repairing damaged wiring or connectors, and replacing the mirror motor if it is found to be faulty.

6. Can resetting the OBDII system clear the B1668 code related to the mirror motor issue on my Mercury?

- Resetting the OBDII system may temporarily clear the code, but if the underlying issue causing the mirror motor stall is not addressed, the code is likely to reappear.

7. Do I need to visit a mechanic to fix OBDII code B1668 Mirror Driver Right/Left Motor Stalled on my Mercury?

- While some DIY repairs are possible, it is advisable to consult a qualified mechanic, especially if you are unsure about diagnosing or resolving the issue with the mirror motor.

8. Are there any recalls or technical service bulletins (TSBs) related to OBDII code B1668 Mirror Driver Right/Left Motor Stalled on Mercury vehicles?

- It is recommended to check with a Mercury dealership or online databases for any recalls or TSBs specific to this OBDII code to see if there are known issues or solutions provided by the manufacturer.

9. Can extreme weather conditions affect the mirror motor and trigger OBDII code B1668 on a Mercury?

- Extreme cold or heat can potentially affect the performance of the mirror motor, wiring, or connectors, leading to issues that may trigger the B1668 code. Regular maintenance and protection from harsh conditions can help prevent such problems.

10. Is it possible for OBDII code B1668 Mirror Driver Right/Left Motor Stalled to cause other electrical issues in my Mercury?

- While the code specifically relates to the mirror motor, underlying electrical issues such as short circuits or damaged wiring could potentially impact other systems in the vehicle, highlighting the importance of addressing the problem promptly.

Discuss the causes and fixes for B1668 Mercury OBDII Code

Submit a New Comment

Code B1668 Mercury comments

No comments found for this page.