U183A
Lost Communication With Telematics Communication Interface Control Module On High Speed CAN Bus
U183A is an OBD-II diagnostic trouble code meaning: Lost Communication With Telematics Communication Interface Control Module On High Speed CAN Bus. Common causes: broken or damaged can bus wires, telematics module power supply problems. Estimated repair cost: $56–278.
Symptoms
- Lack of connection with telematics services
- Remote control functions do not work
- Check Engine Light Is On
- Possible problems with other systems using the CAN bus
Causes
- Broken or damaged CAN bus wires
- Telematics module power supply problems
- Malfunction of the telematics module itself
- Corrosion of contacts or connectors
- Problems with the main ECU
How to Fix
- Check the integrity of the CAN bus wiring
- Check the power and ground of the telematics module
- Inspect connectors for corrosion or damage
- Carry out diagnostics of the telematics module
- If necessary, replace the telematics module
Related codes
FAQ
What does the U183A code mean?
U183A is an OBD-II diagnostic trouble code that indicates: Lost Communication With Telematics Communication Interface Control Module On High Speed CAN Bus
What causes a U183A error code?
The most common causes of U183A include: Broken or damaged CAN bus wires; Telematics module power supply problems; Malfunction of the telematics module itself; Corrosion of contacts or connectors.
How do I fix a U183A diagnostic trouble code?
To fix U183A: Check the integrity of the CAN bus wiring. Check the power and ground of the telematics module. Inspect connectors for corrosion or damage. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U183A?
Yes, but get it checked soon
How much does it cost to fix U183A?
The estimated repair cost for U183A is $56–278. Actual cost depends on your vehicle, location, and labor rates.
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