APP_w158 — Vcfront Mia Veh Bus

Full alert identifier: APP_w158_vcfrontMiaVehBus

Alert description

One or more of the messages that the Autopilot electronic control unit (ECU) receives periodically from the front vehicle controller (VCFRONT) is not received over the controller area network (CAN), resulting in limited Autopilot functionality.

Potential impact

Autopilot features may not be available, or may not function as expected.

Set condition

One or more of the expected front vehicle controller (VCFRONT) messages is not received over the controller area network (CAN).

Clear condition

The Autopilot electronic control unit (ECU) starts receiving front vehicle controller (VCFRONT) messages again.

Signals to check

These diagnostic fields are associated with APP_w158. Check the alert's Alert Log in Service Mode Plus for available values.

Signal	Unit
LV Health `APP_sw158_LVHealth`	—
Coolant `APP_sw158_coolant`	—
Lighting `APP_sw158_lighting`	—
Lv Power State `APP_sw158_lvPowerState`	—
Sensors `APP_sw158_sensors`	—
Status `APP_sw158_status`	—
Vehicle Status `APP_sw158_vehicleStatus`	—

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of APP_w158.