Engine-CodesLincoln – B117B Lincoln

B117B Lincoln Code - Latch Motor Circuit Open

Quick Answer

The B117B diagnostic trouble code for Lincoln vehicles indicates a problem with the latch motor circuit being open. Common causes include Faulty latch motor, Damaged wiring or connectors in the latch motor circuit, Corrosion or moisture in the electrical connections. 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
B117B Lincoln indicates Latch Motor Circuit Open.
Common causes
Common causes include Faulty latch motor, Damaged wiring or connectors in the latch motor circuit, Corrosion or moisture in the electrical connections.
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.
Table of contents Created and updated by William Orellana on Aug 18, 2024
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Code B117B Lincoln Description

The B117B diagnostic trouble code for Lincoln vehicles indicates a problem with the latch motor circuit being open. This means that there is an issue with the electrical circuit that controls the latch motor, which is responsible for locking and unlocking the doors, trunk, or hood of the vehicle. When this circuit is open, it can prevent the latch motor from functioning properly, leading to difficulties in opening or closing these components. This can pose a safety risk as it may compromise the security of the vehicle.

OBDII Code B117B Lincoln - Latch Motor Circuit Open
B117B Lincoln Code - Latch Motor Circuit Open

Common Causes of B117B Lincoln

  1. Faulty latch motor.
  2. Damaged wiring or connectors in the latch motor circuit.
  3. Corrosion or moisture in the electrical connections.
  4. Defective control module responsible for operating the latch motor.
  5. Impact or physical damage to the latch mechanism.

Symptoms of B117B Lincoln

  1. Doors, trunk, or hood may not lock or unlock properly.
  2. Unusual clicking or grinding noises when attempting to operate the latches.
  3. Warning light on the dashboard indicating a door, trunk, or hood is open when it is not.
  4. Inability to secure the vehicle properly, leading to potential theft or security risks.

How to Fix B117B Lincoln

  1. Begin by inspecting the latch motor, wiring, and connectors for any visible damage or corrosion.
  2. Test the electrical connections and components using a multimeter to check for continuity and proper voltage.
  3. Replace any damaged wiring or connectors in the latch motor circuit.
  4. If the latch motor is faulty, replace it with a new one.
  5. Reset the vehicle's computer system to clear the error code and test the latch motor to ensure it is functioning properly.

Cost to Fix B117B Lincoln

The cost of repairing a latch motor circuit open issue can vary depending on the specific cause of the problem and the labor rates in your area. On average, you can expect to pay anywhere from $100 to $300 for parts and labor. Keep in mind that diagnostic time and labor rates can impact the final cost, so it's recommended to get a few quotes from different auto repair shops to compare prices.

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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 B117B Lincoln Code

1. What are common symptoms of OBDII code B117B in a Lincoln related to the Latch Motor Circuit Open?

- Common symptoms include power door lock issues, difficulty locking or unlocking doors, and potential alarm system malfunctions.

2. What can cause the Latch Motor Circuit Open code B117B in a Lincoln vehicle?

- Possible causes include a faulty door latch motor, damaged wiring or connectors in the latch motor circuit, or issues with the central locking system.

3. How can I diagnose the Latch Motor Circuit Open code B117B in my Lincoln?

- To diagnose this issue, you can use an OBDII scanner to read the error code, inspect the wiring and connectors around the door latch motor, and conduct a voltage test on the circuit.

4. Is it safe to continue driving my Lincoln with the B117B code for the Latch Motor Circuit Open?

- While the vehicle may still be operable, it is recommended to address the issue promptly to avoid potential security risks or further damage to the locking system.

5. Can I repair the Latch Motor Circuit Open code B117B in my Lincoln myself?

- Depending on your skill level and tools available, you may be able to repair this issue yourself by replacing the faulty latch motor or repairing damaged wiring. Otherwise, seeking professional assistance is recommended.

6. Are there any temporary fixes for the B117B code in a Lincoln until I can get it repaired?

- One temporary fix could be manually locking and unlocking the doors until the issue is resolved to ensure the vehicle remains secure.

7. How much does it typically cost to repair the Latch Motor Circuit Open code B117B in a Lincoln?

- The cost of repair can vary depending on the exact cause of the issue, but it may involve replacing the door latch motor, repairing wiring, or addressing other related issues. Costs can range from $100 to $300 or more.

8. Will resetting the OBDII code B117B in my Lincoln make the issue go away?

- Resetting the code may temporarily clear the error, but if the underlying problem is not addressed, the code is likely to reappear. It is important to diagnose and repair the issue to prevent further issues.

9. Can extreme weather conditions contribute to triggering the Latch Motor Circuit Open code B117B in a Lincoln?

- Yes, extreme weather conditions such as very cold temperatures or excessive moisture can potentially affect the door latch motor circuit and lead to the code being triggered.

10. Is the Latch Motor Circuit Open code B117B specific to certain Lincoln models or years?

- This code can be found in various Lincoln models and years that are equipped with OBDII systems and electronic door locking mechanisms.

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