U1160 Code - Lost Communications With Driver Door Module
Quick Answer
The U1160 code indicates that the vehicle's onboard computer system has lost communication with the driver door module. Common causes include Wiring issues or loose connections, Faulty driver door module, Communication bus malfunction. 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
- U1160 indicates Lost Communications With Driver Door Module.
- Common causes
- Common causes include Wiring issues or loose connections, Faulty driver door module, Communication bus malfunction.
- 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 U1160 Description
The U1160 code indicates that the vehicle's onboard computer system has lost communication with the driver door module. The driver door module is responsible for controlling various functions related to the door, such as power windows, power locks, mirrors, and interior lighting. When communication is lost with this module, it can lead to a variety of issues with the affected systems.
Common Causes of U1160
- Wiring issues or loose connections
- Faulty driver door module
- Communication bus malfunction
- Onboard computer system problem
Symptoms of U1160
- Power windows not functioning properly
- Power door locks not responding
- Interior lights not turning on or off correctly
- Dashboard warning lights related to the driver door module
How to Fix U1160
- Begin by checking the wiring and connections related to the driver door module to ensure they are secure and free of damage.
- Test the driver door module for functionality or replace it if necessary.
- Check the communication bus for any faults or malfunctions and repair as needed.
- If the issue persists, diagnose the vehicle's onboard computer system for any errors and address them accordingly.
Cost to Fix U1160
The typical repair costs for addressing the U1160 code can vary depending on the specific cause of the communication loss. On average, the repair for this issue can range from $200 to $500, including parts and labor. However, it is essential to consider that diagnosis time and labor rates at auto repair shops can vary, so it is advisable to check with local shops for a more precise estimate based on the vehicle make and model. Labor rates commonly range from $80 to $150 per hour, but rates may differ based on location and type of repair facility.
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Code U1160 Information for Specific Makes
- U1160 Buick — Lost Communications With Driver Door Module
- U1160 Cadillac — Lost Communications With Driver Door Module
- U1160 Chevrolet — Lost Communications With Driver Door Module
- U1160 GMC — Lost Communications With Driver Door Module
Frequently Asked Questions about U1160 Code
1. What are the common symptoms of OBDII code U1160 (Lost Communications With Driver Door Module)?
- Common symptoms include issues with power windows, door locks, interior lights, and other driver door-related functions not working properly.
2. What are the possible causes of OBDII code U1160?
- The code U1160 can be triggered by a faulty driver door module, wiring issues, a blown fuse, a loose connection, or a malfunctioning control module.
3. How can I diagnose the reason behind OBDII code U1160?
- Diagnosis involves checking the wiring and connections to the driver door module, inspecting the fuse for the module, and using a scan tool to communicate with the module to determine if it's functioning correctly.
4. What are some repair tips for addressing OBDII code U1160?
- Repair tips include checking and repairing any damaged wiring, ensuring all connections are secure, replacing a blown fuse, and replacing the driver door module if necessary.
5. Can I drive my vehicle with OBDII code U1160 present?
- It is generally safe to drive your vehicle with this code, but it is recommended to address the issue promptly to prevent further problems with the driver door functions.
6. How much does it typically cost to repair OBDII code U1160?
- The cost of repairs can vary depending on the specific cause of the issue. It may range from a simple fix like reconnecting a loose wire to replacing the driver door module, which can be more expensive.
7. Can OBDII code U1160 be reset without fixing the underlying issue?
- While you can clear the code with a scan tool, it will likely reappear if the underlying issue causing the communication loss with the driver door module is not addressed.
8. Are there any DIY solutions for fixing OBDII code U1160?
- DIY solutions may include checking and repairing wiring or connections if you have the necessary tools and expertise. However, more complex issues may require professional diagnosis and repair.
9. How long does it typically take to repair OBDII code U1160?
- The repair time can vary based on the cause of the issue. Simple fixes like reconnecting a wire may take a short time, while replacing a module or extensive wiring repair can take longer.
10. Is OBDII code U1160 a common issue in certain vehicle makes and models?
- This code can be a common issue in vehicles with driver door modules, especially in older models or those that have experienced electrical system problems.
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