AutoCodes – Generic – B2216

B2216 Code - Back Door Closer Does Not Function Normally

Quick Answer

The luggage compartment door closer consists of: 1) the luggage compartment door closer motor, which performs opener and closer operations based on signals from the cowl side junction block ECU LH; 2) 2 position detection switches (LOPN, LCLS), which check the position of the closer motor; and 3) the luggage door courtesy switch (LCTY), which sends signals to start/stop the closer operation and illuminates the luggage room light, the door unlock switch (BDCY), which is built into the luggage compartment door striker, detects whether the luggage compartment door is open or closed, and transmits ON/OFF signals to the cowl side junction block ECU LH. Common causes include Faulty Luggage Compartment Door Closer Assembly, Luggage Compartment Door Closer Assembly harness is open or shorted, Luggage Compartment Door Closer 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: B2216 indicates Back Door Closer Does Not Function Normally.
Common causes: Common causes include Faulty Luggage Compartment Door Closer Assembly, Luggage Compartment Door Closer Assembly harness is open or shorted, Luggage Compartment Door Closer 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 1,475

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 Oct 01, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B2216 Description

The luggage compartment door closer consists of: 1) the luggage compartment door closer motor, which performs opener and closer operations based on signals from the cowl side junction block ECU LH; 2) 2 position detection switches (LOPN, LCLS), which check the position of the closer motor; and 3) the luggage door courtesy switch (LCTY), which sends signals to start/stop the closer operation and illuminates the luggage room light, the door unlock switch (BDCY), which is built into the luggage compartment door striker, detects whether the luggage compartment door is open or closed, and transmits ON/OFF signals to the cowl side junction block ECU LH. The Diagnostic Trouble Code (DTC) is set when the luggage compartment door closer operation malfunction

OBDII Code B2216 - Back Door Closer Does Not Function Normally - AutoCodes.com — B2216 Code - Back Door Closer Does Not Function Normally

What does this mean?

What are the Possible Causes of the DTC B2216?

Faulty Luggage Compartment Door Closer Assembly
Luggage Compartment Door Closer Assembly harness is open or shorted
Luggage Compartment Door Closer Assembly circuit poor electrical connection

How to Fix the DTC B2216?

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 B2216 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.

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Information for Specific Makes

B2216 Chrysler — Central Gateway Internal
B2216 Dodge — Central Gateway Internal
B2216 Jeep — Central Gateway Internal
B2216 Lexus — Back Door Closer Does Not Function Normally
B2216 RAM — Central Gateway Internal
B2216 Toyota — Back Door Closer Does Not Function Normally

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 B2216 Code

1. What are common symptoms of OBDII code B2216 related to the back door closer?

Common symptoms include the back door not closing or latching properly, unusual noises during door operation, and the back door opening unexpectedly.

2. What are possible causes of OBDII code B2216 indicating that the back door closer does not function normally?

Potential causes include a faulty back door closer motor, damaged wiring or connectors, a malfunctioning control module, or issues with the door latch mechanism.

3. How can I diagnose the issue causing OBDII code B2216 for the back door closer?

A thorough inspection of the back door closer motor, wiring, connectors, and control module is recommended. Testing the voltage and continuity of components can help pinpoint the exact cause.

4. Is it safe to continue driving with OBDII code B2216 triggered by back door closer issues?

Driving with a malfunctioning back door closer can pose safety risks, such as the door opening unexpectedly while in motion. It is best to address the problem promptly to ensure safe operation of the vehicle.

5. What are some DIY repair tips for OBDII code B2216 associated with back door closer malfunctions?

DIY repair tips may include checking and cleaning the door closer motor and latch mechanism, inspecting and repairing damaged wiring, and resetting the control module after making necessary repairs.

6. Can resetting the vehicle's computer system help clear OBDII code B2216 for back door closer problems?

Resetting the computer system may temporarily clear the code, but if the underlying issue with the back door closer is not addressed, the code is likely to reappear. It's important to diagnose and repair the root cause.

7. Do I need specialized tools to repair OBDII code B2216 related to the back door closer not functioning normally?

While specialized tools may be helpful for diagnosing and repairing specific components, basic tools like a multimeter for electrical testing and common hand tools for accessing components can often be sufficient for repair.

8. Is it possible to bypass or ignore OBDII code B2216 for back door closer problems without affecting vehicle operation?

Ignoring the code can lead to continued issues with the back door closer, potentially compromising the safety and security of the vehicle. It is recommended to address the problem to ensure proper functioning.

9. Are there any recalls or service bulletins related to OBDII code B2216 and back door closer malfunctions?

Checking with the vehicle manufacturer or authorized dealerships for any recalls or service bulletins related to back door closer issues and OBDII code B2216 is recommended to stay informed about potential solutions or updates.

10. Can weather or environmental factors contribute to OBDII code B2216 being triggered for back door closer problems?

Extreme weather conditions or exposure to moisture can potentially affect the operation of the back door closer components, leading to malfunctions that trigger OBDII code B2216. Regular maintenance and protection can help prevent such issues.