| Main Action |
- Monitor the open or short circuit of brake light switch
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- Open circuit in brake switch line
- Faulty brake light switch
- Faulty input stage in ESP (ESC)
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| Threshold Value |
- In case of over 20 kph (12.4 mph) speed and under 7 bar of Pressure sensor input, monitoring a fault if Brake light signal keeps 'ON' for 120 seconds.
- Monitoring a fault if Brake light signal keeps 'OFF' for 1 second in case of over 15 bar of Pressure sensor input. The failure is detected when the case occurs 3 times in same ignition cycle.
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| MIL |
- Inhibit the ESP (ESC) control, and allow the ABS/EBD/DBC/AVH/EPB control.
- The ESP (ESC) warning lamp is activated.
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| Reset condition |
- Turn ignition switch off and back on and the pressed the brake pedal more than 1 second and released it.
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