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 allow the ABS/EBD/ESP control.
Item
Detecting Condition
Possible cause
DTC Strategy
? Short circuit monitoring
? Open or short ESP switch
Detect Mode
? Continuous
Enable Conditions
? When the ESP switch is ON for 60sec.
Fail Safe
? Allow the ABS/EBD/ESP control.
? The ESP warning lamp is not activated.
ESP switch "ON"
Voltage Range of "High"
Above 60% of the battery voltage