Troubleshooting
4.3-7
DTC of ESC
Recommended
countermeasures
Switching valve S/M1 failed
Switching valve S/M2 failed
Normally open valve (FR) of
ABS failed
Normally closed valve (FR)
of ABS failed
Normally open valve (FL) of
ABS failed
Normally closed valve (FL) of
ABS failed
Normally open valve (RR) of
ABS failed
Normally closed valve (RR)
of ABS failed
Normally open valve (RL) of
ABS failed
Normally closed valve (RL)
of ABS failed
1. External wiring/circuit abnormal
2. Internal damage of ESC
1. Eliminate the external fault.
2. Replace the ESC.
1. External wiring/circuit abnormal
2. Internal damage of ESC
1. Eliminate the external fault.
2. Replace the ESC.
1. Poor wiring contact
2. STP-SW damaged
3. STP-SW malposition
1. Re-wire
2. Replace the STP-SW.
3. Adjust the STP-SW position.
1. External wiring/circuit abnormal
2. Power internal damage
1. Eliminate the external fault.
2. Replace the power supply.
1. External wiring/circuit abnormal
2. Power internal damage
1. Eliminate the external fault.
2. Replace the power supply.
Wheel speed sensor 1 (FR)
failed
1. External wiring/circuit abnormal
2. Sensor damaged
1. Eliminate the external fault.
2. Replace the sensor.
Wheel speed sensor 1 (FL)
failed
1. External wiring/circuit abnormal
2. Sensor damaged
1. Eliminate the external fault.
2. Replace the sensor.
Wheel speed sensor 1 (RR)
failed
1. External wiring/circuit abnormal
2. Sensor damaged
1. Eliminate the external fault.
2. Replace the sensor.
Wheel speed sensor 1 (RL)
failed
1. External wiring/circuit abnormal
2. Sensor damaged
1. Eliminate the external fault.
2. Replace the sensor.
Wheel speed sensor 2 (FR)
failed
1. External wiring/circuit abnormal
2. Mounting position of sensor
improper
3. sensor external connection
abnormal
4. Sensing head damaged
1. Verify the external wiring and
circuit.
2. Adjust the mounting position
of sensor.
3. Replace the sensor.
4. Replace the sensor.
Wheel speed sensor 2 (FL)
failed
1. External wiring/circuit abnormal
2. Mounting position of sensor
improper
3. External connection of sensor
abnormal
4. Inductive head of sensor
damaged
1. Verify the external wiring and
circuit
2. Adjust the mounting position
of sensor
3. Replace the sensor.
4. Replace the sensor.
Wheel speed sensor 2 (RR)
failed
1. External wiring/circuit abnormal
2. Mounting position of sensor
improper
3. External connection of sensor
abnormal
4. Inductive head of sensor
damaged
1. Verify the external wiring and
circuit
2. Adjust the mounting position
of sensor
3. Replace the sensor.
4. Replace the sensor.