DTC P2238 Honda
Electronic Brake Control Module Chassis Expansion Communication Bus Off
Electronic Brake Control Module Chassis Expansion Communication Bus Off
Description
Supply voltage to the control modules are in the normal operating range. The vehicle power mode requires serial data communications.
Cause and Solution
The control module setting the DTC has attempted to establish communications on the high speed GMLAN serial data circuits more than 3 times.
Video Guide
Diagnostic Info
- DTC Code: P2238
- Brand: Honda