Driver can inhibit the ESP control by ESP switch. When switch signal send into HECU, ESP warning lamp go ON and ESP control is stopped and if next switch signal is inputted again, ESP control is ready. This function is used for sporty driving or vehicle inspection.
Trouble code is set when the condition that the level of ESP switch is high is continued for 60sec. When the ESP switch failure is set there is no signal in the warning lamp and HECU inhibit the ESP control and allow the ABS/EBD control.
Item | Detecting Condition | Possible cause |
DTC Strategy |
•
Short circuit monitoring |
•
Open or short ESP switch |
Monitoring Period |
•
Continuous | |
Enable Conditions |
•
When the ESP switch is ON for 60sec. | |
Fail Safe |
•
Inhibit the ESP control and allow the ABS/EBD control.
•
The ESP warning lamps are activated. |
