U1173 Chevrolet Code - Lost Communications With Power Roof Module
Quick Answer
The U1173 code for Chevrolet vehicles indicates that there has been a loss of communication with the Power Roof Module (PRM). Common causes include Faulty Power Roof Module, Wiring issues or loose connections in the communication network, Software glitches or malfunctions in the vehicle's control modules. 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
- U1173 Chevrolet indicates Lost Communications With Power Roof Module.
- Common causes
- Common causes include Faulty Power Roof Module, Wiring issues or loose connections in the communication network, Software glitches or malfunctions in the vehicle's control modules.
- 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 U1173 Chevrolet Description
The U1173 code for Chevrolet vehicles indicates that there has been a loss of communication with the Power Roof Module (PRM). The PRM is responsible for controlling various functions related to the power roof system, such as opening and closing the convertible top, adjusting the roof position, and managing the roof locking mechanism. When communication is lost with the PRM, it can lead to issues with the operation of the power roof system.
Common Causes of U1173 Chevrolet
- Faulty Power Roof Module
- Wiring issues or loose connections in the communication network
- Software glitches or malfunctions in the vehicle's control modules
- Water damage to the PRM or wiring due to leaks in the convertible top
- Electrical issues such as a drained battery or alternator problems
Symptoms of U1173 Chevrolet
- Inability to open or close the convertible top
- Unresponsive controls for the power roof system
- Warning light on the dashboard related to the power roof system
- Strange noises coming from the power roof mechanism
- Roof getting stuck in a partially open or closed position
How to Fix U1173 Chevrolet
- Begin by conducting a thorough inspection of the wiring and connections related to the PRM to check for any visible damage or loose connections.
- Use a diagnostic scan tool to communicate with the PRM and other modules in the vehicle to identify the specific communication issue.
- If necessary, replace the Power Roof Module with a new one and program it to communicate properly with the vehicle's network.
- Clear the diagnostic trouble codes from the vehicle's system and perform a test to ensure that the power roof system is functioning correctly.
- Test the power roof system multiple times to verify that the issue has been resolved and that communication with the PRM is restored.
Cost to Fix U1173 Chevrolet
The typical repair costs for addressing a U1173 code related to a lost communication with the Power Roof Module in a Chevrolet vehicle can range from $200 to $600. This estimate includes the cost of a new PRM if needed, diagnostic time, labor costs, and any additional parts or materials required for the repair. It is important to note that the actual cost may vary depending on the specific diagnosis time and labor rates at auto repair shops, as well as the location, vehicle make and model, and engine type. It is advisable to obtain quotes from local auto repair shops to get a more accurate estimate for this repair.
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Frequently Asked Questions about U1173 Chevrolet Code
1. What are common symptoms of OBDII code U1173 in a Chevrolet related to the Power Roof Module?
- Common symptoms include issues with the power roof operation, such as the roof not opening or closing properly, erratic behavior, or complete failure.
2. What are the possible causes of the U1173 code indicating lost communications with the Power Roof Module in a Chevrolet?
- The code U1173 can be triggered by issues such as a faulty Power Roof Module, wiring problems, poor connections, or a malfunctioning communication network.
3. How can I diagnose the U1173 code in my Chevrolet indicating lost communications with the Power Roof Module?
- Diagnosis typically involves checking the Power Roof Module for proper function, inspecting the wiring and connections for any damage, and using a diagnostic scanner to analyze communication issues.
4. What are some tips for repairing the U1173 code in a Chevrolet related to the Power Roof Module?
- Repair tips may include fixing any damaged wiring or connections, replacing the Power Roof Module if necessary, ensuring proper communication network function, and clearing the code with a diagnostic tool.
5. Can the U1173 code related to the Power Roof Module in a Chevrolet be reset without fixing the underlying issue?
- While the code can be cleared temporarily, it is important to address the root cause to prevent recurring issues with the power roof module and ensure proper functionality.
6. Is it safe to continue driving my Chevrolet with the U1173 code indicating lost communications with the Power Roof Module?
- It is not recommended to drive the vehicle with unresolved U1173 code issues, as it may affect the operation of the power roof and potentially lead to further damage or safety concerns.
7. How much does it typically cost to repair the U1173 code in a Chevrolet related to the Power Roof Module?
- Repair costs can vary depending on the specific issue causing the code, but they may include expenses for parts replacement, labor, diagnostic fees, and any necessary repairs to the communication network.
8. Can I fix the U1173 code related to the Power Roof Module in my Chevrolet myself, or do I need to take it to a professional mechanic?
- While some simple issues like checking connections or fuses can be done by DIY enthusiasts, resolving complex problems with the Power Roof Module or communication network may require the expertise of a professional mechanic.
9. Are there any preventive measures I can take to avoid encountering the U1173 code in my Chevrolet related to the Power Roof Module?
- Regularly inspecting the power roof components, keeping the connections clean and secure, and addressing any issues promptly can help prevent the occurrence of the U1173 code.
10. How long does it typically take to repair the U1173 code indicating lost communications with the Power Roof Module in a Chevrolet?
- The repair time can vary based on the specific issue causing the code, the availability of parts, and the expertise of the mechanic, but it may range from a few hours to a full day in some cases.
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