If abnormal brake lamp switch signal is detected, EPB ECU 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 | BLS Signal mis-match & abnormal(Case 1) |
•
BLS CAN signal is mis-matched with hardwired BLS for 2 minutes | |
BLS Signal Stuck(Case 2) |
•
BLS signal continues stuck "ON" for more than 1 min. under condition of TPS is more than 12% and the speed of vehicle is more than 10 km/h(Approx. 6.2 mph)
•
BLS signal does not change after driving with over 40 km/h(Approx. 25 mph) and stop for 3 times. | ||
Fail Safe |
•
Dynamic Braking(ESP) inhibited | ||
Warning Indicator Lamp Status |
•
Warning Indicator Lamp "ON" | ||
Clear Condition |
•
Ignition "OFF" and then "ON" |