STO_a127_lkasControlTorqueRange

CAN messages from the Lane Keep Assist System (LKAS) ECU have an invalid torque demand signal range, indicating an error in data integrity has been detected.

Live incidence rate

<0.01% (Extremely rare)

Vehicle messages

None displayed

Impact

Active Driver Assist System (ADAS) control is disabled, and Steering assist may be affected, since the Lane Keep Assist System (LKAS) to Steering Torque Overlay (STO) interface is interrupted

Description

CAN messages from the Lane Keep Assist System (LKAS) ECU have an invalid torque demand signal range, indicating an error in data integrity has been detected.

Cause

3 or more CAN message frames from the LKAS ECU have an out of range torque demand signal value

Clear condition

CAN messages received as expected

Models

Semitruck

Visibility

service

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