Subaru Crosstrek Service Manual: Dtc u0122 lost communication with vehicle dynamics control module

Detected when CAN data (vehicle speed signal) is not received from VDC.

NOTE:

Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE">

Diagnostic procedure with diagnostic trouble code (dtc)

Dtc b2903 vdc data error

Other materials:

Assembly
CLUTCH SYSTEM > Clutch PedalASSEMBLY1. Install the stopper and pedal pad to the clutch pedal.2. Install the clutch switch to the pedal bracket.3. Clean the pedal bushing holes of the clutch pedal and the brake pedal, apply grease, and install the pedal bushings.4. Install the clutch pedal, brake ...

When the display mode malfunctions
When the display mode malfunctions In the Subaru Ascent, if a communication issue occurs within the system, warning indicators will appear on the Smart Rearview Mirror display as illustrated. These alerts are designed to inform the driver that the display mode is not functioning correctly ...

Features
In the Subaru Ascent, all essential vehicle data and system controls are intelligently integrated into the center information display, providing the driver with a unified and highly intuitive interface. This display presents a wide range of information, including vehicle settings, real-time ve ...