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Engine-Codes – Generic – U1320

U1320 Code - Automatic Back Door Control Module Reprogramming Error

Quick Answer

The U1320 code indicates an Automatic Back Door Control Module Reprogramming Error. Common causes include Faulty wiring in the automatic back door system, Malfunctioning automatic back door control module, Issues with the sensors that detect the position of the back door. 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
U1320 indicates Automatic Back Door Control Module Reprogramming Error.
Common causes
Common causes include Faulty wiring in the automatic back door system, Malfunctioning automatic back door control module, Issues with the sensors that detect the position of the back door.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 11, 2024
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Code U1320 Description

The U1320 code indicates an Automatic Back Door Control Module Reprogramming Error. This error typically occurs when there is a problem with the automatic back door control module in the vehicle. The automatic back door control module is responsible for controlling the operation of the automatic back door, including opening and closing it.

OBDII Code U1320 - Automatic Back Door Control Module Reprogramming Error
U1320 Code - Automatic Back Door Control Module Reprogramming Error

Common Causes of U1320

  1. Faulty wiring in the automatic back door system
  2. Malfunctioning automatic back door control module
  3. Issues with the sensors that detect the position of the back door
  4. Software glitch in the automatic back door control module
  5. Electrical issues in the back door system

Symptoms of U1320

  1. Automatic back door not opening or closing properly
  2. Back door opening or closing intermittently
  3. Back door getting stuck in a partially open or closed position
  4. Warning light on the dashboard related to the back door system

How to Fix U1320

  1. Diagnose the issue by using a diagnostic scanner to retrieve the specific error code and identify the underlying cause.
  2. Inspect the wiring in the automatic back door system for any damage or loose connections.
  3. Test the sensors that detect the position of the back door to ensure they are functioning correctly.
  4. If the control module is found to be faulty, reprogramming it may resolve the error. If reprogramming is not successful, the control module may need to be replaced.
  5. Clear the error code from the vehicle's computer system and test the automatic back door to ensure it is functioning properly.

Cost to Fix U1320

The cost of repairing an Automatic Back Door Control Module Reprogramming Error can vary depending on the specific cause of the issue and the extent of the repairs needed. In general, the cost of reprogramming or replacing the control module can range from $200 to $500, including parts and labor. It's important to note that diagnosis time and labor rates at auto repair shops can vary, so it's advisable to check with local shops for a more precise estimate.

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Code U1320 Information for Specific Makes

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 U1320 Code

1. What are the common symptoms of OBDII code U1320 (Automatic Back Door Control Module Reprogramming Error)?

- Common symptoms include the automatic back door not functioning properly, such as failing to open or close automatically.

2. What causes the OBDII code U1320 to occur?

- This code is typically triggered when there is an issue with the automatic back door control module reprogramming process, resulting in a communication error.

3. How can I diagnose the OBDII code U1320?

- Diagnosing this code usually involves using an OBDII scanner to retrieve the specific error code, followed by inspecting the wiring, connectors, and control module related to the automatic back door.

4. What are some possible repair tips for OBDII code U1320?

- Repair tips may include checking and reprogramming the automatic back door control module, ensuring all wiring connections are secure, and clearing the error code with an OBDII scanner.

5. Can I continue driving my vehicle with the OBDII code U1320 present?

- It is generally safe to drive the vehicle with this code, but it is recommended to address the issue promptly to restore the proper functioning of the automatic back door.

6. How much does it typically cost to repair OBDII code U1320?

- The cost of repairing this code can vary depending on the underlying issue, but it may involve reprogramming the control module, which could range from a few hundred to over a thousand dollars.

7. Is it possible to reset the OBDII code U1320 without repairs?

- While clearing the error code with an OBDII scanner may temporarily reset the code, it is important to diagnose and address the root cause to prevent the issue from recurring.

8. Can weather conditions affect the occurrence of OBDII code U1320?

- Extreme weather conditions, such as exposure to moisture or temperature fluctuations, can potentially impact the automatic back door control module and contribute to reprogramming errors triggering this code.

9. How long does it take to reprogram the automatic back door control module for OBDII code U1320?

- Reprogramming the control module typically takes around 30 minutes to a few hours, depending on the vehicle make and model, as well as the availability of necessary software and tools.

10. Are there any recalls or technical service bulletins related to OBDII code U1320?

- It is recommended to check with the vehicle manufacturer or authorized service centers for any related recalls or technical service bulletins addressing the reprogramming error associated with code U1320.

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