AutoCodes – Ford – B2666 Ford

B2666 Ford Code - Liftgate Release Switch Circuit Failure

Quick Answer

The Vehicle Security Module monitors the Liftgate Release Switch. Common causes include Faulty Liftgate Release Switch, Liftgate Release Switch harness is open or shorted, Liftgate Release Switch 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: B2666 Ford indicates Liftgate Release Switch Circuit Failure.
Common causes: Common causes include Faulty Liftgate Release Switch, Liftgate Release Switch harness is open or shorted, Liftgate Release Switch 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.

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Code Popularity 786

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jan 13, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B2666 Ford Description

The Vehicle Security Module monitors the Liftgate Release Switch. The Vehicle Security Module sets the OBDII code when the Liftgate Release Switch is not to factory specifications.

OBDII Code B2666 Ford - Liftgate Release Switch Circuit Failure - AutoCodes.com — B2666 Ford Code - Liftgate Release Switch Circuit Failure

What does this mean?

What are the Possible Causes of the DTC B2666 Ford?

Faulty Liftgate Release Switch
Liftgate Release Switch harness is open or shorted
Liftgate Release Switch circuit poor electrical connection
Faulty Vehicle Security Module

How to Fix the DTC B2666 Ford?

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.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B2666 Ford 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.

Need more information about the B2666 Ford code?

Need more information on how to fix the B2666 Ford code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B2666 Ford 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 B2666 Ford Code

1. What are the common symptoms of OBDII code B2666 Ford (Liftgate Release Switch Circuit Failure)?

The common symptoms include the liftgate not opening when the switch is pressed, the liftgate not releasing remotely, or a warning light on the dashboard.

2. What can cause the OBDII code B2666 Ford to occur?

The code B2666 Ford is typically triggered by a fault in the liftgate release switch circuit, which could be due to a damaged switch, wiring issues, or a faulty control module.

3. How can I diagnose the Liftgate Release Switch Circuit Failure in my Ford vehicle?

To diagnose the issue, you can start by checking the liftgate release switch for physical damage, inspecting the wiring for any signs of wear or corrosion, and using a diagnostic scanner to read the trouble codes stored in the vehicle's computer.

4. Can I still manually open the liftgate if the OBDII code B2666 Ford is present?

Yes, even with the code B2666 Ford present, you should still be able to manually open the liftgate using the key or an emergency release mechanism located inside the vehicle.

5. Is it safe to continue driving with the OBDII code B2666 Ford active?

While the code B2666 Ford is not a critical issue that affects the drivability of the vehicle, it is recommended to address the problem promptly to ensure the liftgate can be opened easily in case of emergencies.

6. How can I repair the Liftgate Release Switch Circuit Failure in my Ford vehicle?

Repairing the issue may involve replacing the liftgate release switch, repairing or replacing damaged wiring, or reprogramming the control module to rectify the circuit failure.

7. Can a DIY enthusiast fix the OBDII code B2666 Ford issue at home?

Depending on your skill level and access to tools, you may be able to address the Liftgate Release Switch Circuit Failure yourself by following repair guides or tutorials specific to your Ford model.

8. Are there any recalls or technical service bulletins related to the OBDII code B2666 Ford?

It's advisable to check with a Ford dealership or the manufacturer's website to see if there are any recalls or technical service bulletins related to the OBDII code B2666 Ford for your specific vehicle.

9. Will resetting the trouble codes make the OBDII code B2666 Ford disappear permanently?

Resetting the trouble codes may clear the code temporarily, but if the underlying issue causing the Liftgate Release Switch Circuit Failure is not addressed, the code is likely to reappear.

10. How much can I expect to pay for professional repairs of the OBDII code B2666 Ford?

The cost of professional repairs for the OBDII code B2666 Ford can vary depending on the labor rates in your area, the extent of the issue, and whether any components need to be replaced. It's best to consult with a mechanic for an accurate estimate.