Lexus ES: Diagnosis System
DIAGNOSIS SYSTEM
FUNCTION OF INDICATOR AND WARNING MESSAGE
(a) If the lane control system is not functioning properly, the driver is warned through the LTA indicator and a warning message is displayed on the multi-information display.
| LTA Indicator | Warning Message | Details | DTC/Vehicle Control History (RoB) |
|---|---|---|---|
| Illuminated (yellow) | LTA Malfunction Visit Your Dealer | Lane control system is malfunctioning | Stored |
| Illuminated (yellow) | LTA Unavailable | Sensor other than forward recognition camera sensor is temporarily disabled | Stored |
| LTA Indicator | Condition |
|---|---|
| *If the steering assist function operates while the lane departure alert function is operating, the LTA indicator will blink (yellow). | |
| Illuminated (yellow) | The lane control system is malfunctioning or temporarily disabled |
| Blinking (yellow) | Lane departure alert function is operating |
| Illuminated (green) | Steering assist function or lane centering function is operating* |
| Illuminated (white) | Monitoring for lane departure |
| Not illuminated | Lane control system is not operating |
| *a | LTA Indicator |
