OPERATION CHECK CHECK LANE DEPARTURE ALERT MAIN SWITCH (a) Check the lane departure alert main switch (steering pad switch assembly) on/off operation. (1) Turn the ignition switch to ON. (2) Confirm that the lane departure alert indicator (green) in the combination meter assembly illuminates or turns off when the lane departure alert main switch (steering pad switch assembly) is pressed. HINT: The ON/OFF status of the lane departure alert system remains unchanged when the ignition switch is turned off and back to ON. 
|
Toyota Tundra Service Manual > Navigation System: Sending Malfunction (Navigation to APGS) (U0073,U0100,U0129,U0140,U0155,U0164)
DESCRIPTION These DTCs are stored when a malfunction occurs in the CAN communication circuit. DTC Code DTC Detection Condition Trouble Area U0073 CAN bus connection error CAN communication system U0100 CAN reception error U0129 CAN reception error U0140 CAN reception error U0155 CAN reception error ...
