If abnormal signal from either brake lamp switch or brake switch is detected, HECU sets DTC C1513.
Item | Detecting Condition | Possible cause |
DTC Strategy |
•
Signal Monitoring | 1. Brake Lamp Switch Circuit Open/Short 2. Defected Brake Lamp Switch |
Threshold Value |
•
Brake Lamp Switch and Brake Switch signal is same when Master Cylinder Pressure is over 20 bar.
•
Under Non ABS/TCS/ESC(ESP) Control, Brake Lamp Switch state is OFF for more than 3 sec. when Master Cylinder Pressure is over 15 bar
•
Brake Lamp Switch/Brake Switch signal changes 40 times within 5 sec. when Master Cylinder Pressure is over 15 bar
•
Brake Lamp Switch and Brake Switch signal is same for more than 5 minutes when Master Cylinder Pressure is under 7 bar and vehicle speed is over 10 km/h (Approx. 6 mph)
•
Brake Lamp Switch signal does not change after driving with over 40 km/h(Approx. 25 mph) and stop for 3 times. | |
Fail Safe |
•
- | |
Warning Indicator Lamp Status |
•
- | |
Fail-Safe |
•
Ignition "OFF" and then "ON" |
