AutoCodes – Generic – B2250

B2250 Code - Back Door Closer Operation Malfunction

Quick Answer

The Multiplex Network Door ECU receives signals from the latch switch, sector switch, pawl switch, and back door courtesy switch, which are built into the Back Door Lock Assembly. Common causes include Faulty Back Door Lock Assembly, Back Door Lock Assembly harness is open or shorted, Back Door Lock Assembly 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: B2250 indicates Back Door Closer Operation Malfunction.
Common causes: Common causes include Faulty Back Door Lock Assembly, Back Door Lock Assembly harness is open or shorted, Back Door Lock Assembly 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 13,400

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 Dec 09, 2022

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B2250 Description

The Multiplex Network Door ECU receives signals from the latch switch, sector switch, pawl switch, and back door courtesy switch, which are built into the Back Door Lock Assembly. Based on these switch signals, the latch position of the back door lock assembly is determined. The Diagnostic Trouble Code (DTC) sets when a malfunction is detected in position information from the sector switch within a specified amount of time, while the back door closer is operating.

OBDII Code B2250 - Back Door Closer Operation Malfunction - AutoCodes.com — B2250 Code - Back Door Closer Operation Malfunction

What does this mean?

What are the Possible Causes of the DTC B2250?

Faulty Back Door Lock Assembly
Back Door Lock Assembly harness is open or shorted
Back Door Lock Assembly circuit poor electrical connection
Faulty Multiplex Network Door ECU

How to Fix the DTC B2250?

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 B2250 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 B2250 code?

Need more information on how to fix the B2250 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B2250 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

B2250 Ford — All Doors Unlock Relay Circuit Failure
B2250 Lexus — Back Door Closer Operation Malfunction
B2250 Lincoln — All Doors Unlock Relay Circuit Failure
B2250 Mercury — All Doors Unlock Relay Circuit Failure
B2250 Toyota — Back Door Closer Operation Malfunction

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 B2250 Code

1. What are the common symptoms of OBDII code B2250 (Back Door Closer Operation Malfunction)?

- Common symptoms include difficulty closing the back door, intermittent operation of the back door closer, and a warning light on the dashboard.

2. What are the possible causes of OBDII code B2250?

- Possible causes include a faulty back door closer motor, damaged wiring or connectors, a malfunctioning control module, or issues with the back door sensor.

3. How can I diagnose the cause of OBDII code B2250?

- Diagnose the code by inspecting the back door closer motor, checking the wiring for damage, testing the connectors for proper connection, and scanning the control module for faults.

4. Can I repair OBDII code B2250 at home?

- Depending on the cause, you may be able to repair the issue at home by replacing the back door closer motor, repairing damaged wiring, or resetting the control module.

5. Is it safe to continue driving with OBDII code B2250?

- It is recommended to address the issue promptly to avoid potential safety hazards, such as the back door not closing properly while driving.

6. How much does it typically cost to repair OBDII code B2250?

- The cost of repair can vary depending on the cause of the issue, but it may range from $100 to $500, including parts and labor.

7. Will resetting the OBDII code B2250 make the problem go away permanently?

- Resetting the code may temporarily clear the warning light, but if the underlying issue is not fixed, the code is likely to reappear.

8. Can extreme weather conditions cause OBDII code B2250 to trigger?

- Yes, extreme weather conditions can sometimes affect the operation of the back door closer and trigger the B2250 code.

9. How long does it typically take to repair OBDII code B2250?

- The repair time can vary based on the cause of the issue and the expertise of the technician, but it may take anywhere from 1 to 3 hours to fix.

10. Are there any preventive measures to avoid OBDII code B2250 in the future?

- To prevent OBDII code B2250, regularly inspect and maintain the back door closer system, keep the components clean, and address any issues promptly to avoid further damage.