U1167 Code - Lost Communications With Rear Seat Audio Controller
Quick Answer
The U1167 code indicates that the vehicle's onboard diagnostic system has detected a loss of communication with the rear seat audio controller. Common causes include Faulty wiring harness between the main control module and rear seat audio controller, Loose or corroded connections between control modules, Malfunctioning rear seat audio controller. 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
- U1167 indicates Lost Communications With Rear Seat Audio Controller.
- Common causes
- Common causes include Faulty wiring harness between the main control module and rear seat audio controller, Loose or corroded connections between control modules, Malfunctioning rear seat audio controller.
- 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 U1167 Description
The U1167 code indicates that the vehicle's onboard diagnostic system has detected a loss of communication with the rear seat audio controller. This means that the main control module is no longer receiving signals or data from the rear seat audio controller, which could potentially affect the functionality of the rear seat audio system. This loss of communication can lead to issues such as the rear seat audio system not working properly or not working at all.
Common Causes of U1167
- Faulty wiring harness between the main control module and rear seat audio controller
- Loose or corroded connections between control modules
- Malfunctioning rear seat audio controller
- Damage to the control module
- Electrical interference or signal disruption in the CAN network
Symptoms of U1167
- Rear seat audio system not working
- Loss of control over rear seat audio system from the main control unit
- Inconsistent performance of the rear seat audio system
- Error message on the dashboard related to rear seat audio system
How to Fix U1167
- Begin by conducting a visual inspection of the wiring harness and connections between the main control module and rear seat audio controller. Look for any signs of damage, corrosion, or loose connections.
- Use a multimeter to test the continuity of the wiring harness and check for any voltage drops. Repair or replace any damaged wires or connectors.
- Check the rear seat audio controller for any visible damage or signs of malfunction. Replace the controller if necessary.
- Clear the diagnostic trouble codes from the vehicle's system using an OBD-II scanner.
- Test the rear seat audio system to ensure that communication has been restored and that the system is functioning properly.
Cost to Fix U1167
The typical repair costs for addressing a U1167 code can vary depending on the extent of the issue and the specific components that need to be repaired or replaced. In general, you can expect to pay anywhere from $100 to $500 for parts and labor. Keep in mind that labor rates at auto repair shops can vary, so it's a good idea to check with local shops for a more accurate estimate based on your vehicle make and model. Additionally, if the issue requires specialized diagnostics or extensive repairs, the cost may be higher.
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Code U1167 Information for Specific Makes
- U1167 Buick — Lost Communications With Rear Seat Audio Controller
- U1167 Cadillac — Lost Communications With Rear Seat Audio Controller
- U1167 Chevrolet — Lost Communications With Rear Seat Audio Controller
- U1167 GMC — Lost Communications With Rear Seat Audio Controller
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