B2201
No Communication With Traffic MasterModule
B2201 is an OBD-II diagnostic trouble code meaning: No Communication With Traffic MasterModule. Common causes: damaged wiring harness or connectors, open circuit in the power supply or grounding of the module. Estimated repair cost: $22–167.
Symptoms
- Inoperative intelligent traffic control system
- Illuminated warning lamp (MIL)
- Problems with navigation and voice communication systems
Causes
- Damaged wiring harness or connectors
- Open circuit in the power supply or grounding of the module
- Faulty Traffic Master module
- Software error or lack of updates
How to Fix
- Check the integrity of the wiring harness and connectors
- Check voltage and ground on the module
- Scan other modules for errors with a diagnostic scanner
- Check the module software and update if necessary
- Reinstall or replace the Traffic Master module
Related codes
FAQ
What does the B2201 code mean?
B2201 is an OBD-II diagnostic trouble code that indicates: No Communication With Traffic MasterModule
What causes a B2201 error code?
The most common causes of B2201 include: Damaged wiring harness or connectors; Open circuit in the power supply or grounding of the module; Faulty Traffic Master module; Software error or lack of updates.
How do I fix a B2201 diagnostic trouble code?
To fix B2201: Check the integrity of the wiring harness and connectors. Check voltage and ground on the module. Scan other modules for errors with a diagnostic scanner. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B2201?
Limited driving only, diagnose soon
How much does it cost to fix B2201?
The estimated repair cost for B2201 is $22–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat