When brake switch operates correctly, switch 1 is OFF and switch 2 is ON when releasing brake pedal, while switch 1 is ON and switch 2 is OFF when depressing brake pedal. thus when the signal from a switch is different from the other′s, brake switch is in good condition. When the signal from a switch is same as the other′s, brake switch is fault.
Item | Detecting Condition | Possible Cause | ||
DTC Strategy |
•
Signal monitoring |
•
Brake switch component
•
Abnormal brake pedal height
•
Brake switch circuit | ||
Enable Conditions |
•
IG KEY "ON" | |||
Threshold Value |
•
Wiring open | |||
Diagnostic Time |
•
100 sec. | |||
Fail Safe | Fuel cut | NO | ||
EGR Off | NO | |||
Fuel Limit | NO | |||
MIL | NO |