DTC P0020 Mercedes-Benz
Controller Area Network (CAN) Bus Communication
Controller Area Network (CAN) Bus Communication
Description
Supply voltage at the modules is in the normal operating range. The vehicle power mode requires serial data communications.
Cause and Solution
The module setting the DTC has unsuccessfully attempted to establish communications on the serial data circuits more than 3 times.
Video Guide
Diagnostic Info
- DTC Code: P0020
- Brand: Mercedes-Benz