AutoCodes – Generic – B10D1

B10D1 Code - Left Front Lock Button Signal Stuck High

Quick Answer

The Remote Function Actuator (RFA) Module interprets radio frequency signals from the Remote Functions Receiver (RFR) Module and Intelligent Access (IA) key transmitters. Common causes include Faulty Left Front Lock Button, Left Front Lock Button harness is open or shorted, Left Front Lock Button circuit poor electrical connection. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means: B10D1 indicates Left Front Lock Button Signal Stuck High.
Common causes: Common causes include Faulty Left Front Lock Button, Left Front Lock Button harness is open or shorted, Left Front Lock Button circuit poor electrical connection.
Severity: Low - monitor the vehicle and repair when practical.
Can I drive?: The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 1,606

How popular is this code, among other codes? Low

Repair Importance Level

Low (Monitor) (1 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Nov 19, 2024

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code B10D1 Description

The Remote Function Actuator (RFA) Module interprets radio frequency signals from the Remote Functions Receiver (RFR) Module and Intelligent Access (IA) key transmitters. The RFA module receives input signals from various modules and other components. Based on this information, the RFA module generates an output signal to control various components such as the door locks and the liftgate. The OBDII code sets when the RFA module detects the right front lock sensor activated for more than 2 minutes.

OBDII Code B10D1 - Left Front Lock Button Signal Stuck High - AutoCodes.com — B10D1 Code - Left Front Lock Button Signal Stuck High

What does this mean?

What are the Possible Causes of the DTC B10D1?

Faulty Left Front Lock Button
Left Front Lock Button harness is open or shorted
Left Front Lock Button circuit poor electrical connection
Faulty Remote Function Actuator (RFA) Module

How to Fix the DTC B10D1?

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 B10D1 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 B10D1 code?

Need more information on how to fix the B10D1 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B10D1 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

B10D1 Ford — Left Front Lock Button Signal Stuck High
B10D1 Lincoln — Left Front Lock Button Signal Stuck High
B10D1 Mercury — Left Front Lock Button Signal Stuck High

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 B10D1 Code

1. What does the OBDII code B10D1 mean?

B10D1 indicates that the left front lock button signal is stuck in the high position, suggesting an electrical issue with the door lock control system.

2. What are the symptoms of the B10D1 code?

Common symptoms include the left front door lock button not responding, inability to lock or unlock the door, or inconsistent operation of the door locks.

3. What causes the B10D1 code to appear?

The code can be caused by a stuck or faulty door lock button, damaged wiring, a short circuit, or a malfunctioning door lock switch.

4. How is the B10D1 code diagnosed?

A technician will inspect the door lock button, check the wiring and connectors for damage or corrosion, and use a scan tool to monitor the signal from the door lock system.

5. Can I still drive my car with the B10D1 code?

Yes, the car is drivable, but the left front door lock may not function properly, which could pose a security risk.

6. How do you fix the B10D1 code?

Repairs may include replacing the left front door lock button, repairing damaged wiring, or addressing any short circuits in the door lock circuit.

7. How much does it cost to repair a B10D1 code issue?

Repair costs vary but typically range from $100 to $300, depending on whether the button, wiring, or other components need repair or replacement.

8. Can I fix the B10D1 code problem myself?

If you’re comfortable with basic electrical troubleshooting, you can inspect the button and wiring. Otherwise, it’s best to consult a professional.

9. Will clearing the B10D1 code fix the problem?

Clearing the code will remove it temporarily, but the issue will persist unless the underlying fault is repaired.

10. Is the B10D1 code related to the car’s central locking system?

Yes, it directly affects the central locking system, specifically the signal from the left front door lock button.

Discuss the causes and fixes for B10D1 OBDII Code

Submit a New Comment

Code B10D1 comments

No comments found for this page.

Fix Your Car Smarter

Try the New AutoCodes App!

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