Code E75B1

Cause Of Fault
Hydraulic fault

Symptom
The ANTI LOCK light is lit.
- If the brake pedal reaches position 7 during normal or Antilock Brake System (ABS) braking, the pump will start up.
- If the hydraulic pressure cannot push back the master cylinder, the trouble code will be displayed.

Action
1. Check visually that there is brake fluid in the system and check the thickness of the brake pads.
- Also check the hoses to see whether they are swollen.
- Check the operation of the master cylinder.
2. Remove the travel sensor.
- Check that you obtain seven values (see table).
- If the values are correct, go to Actions Before Replacing Electronic Control Unit (ECU).

Travel Sensor Specifications Table
Position Of Travel Sensor: 1
Resistance in Ohms: 250
Voltage in Volts: 1.0
Position Of Travel Sensor: 2
Resistance in Ohms: 437
Voltage in Volts: 1.7
Position Of Travel Sensor: 3
Resistance in Ohms: 564
Voltage in Volts: 2.3
Position Of Travel Sensor: 4
Resistance in Ohms: 691
Voltage in Volts: 2.8
Position Of Travel Sensor: 5
Resistance in Ohms: 817
Voltage in Volts: 3.3
Position Of Travel Sensor: 6
Resistance in Ohms: 1034
Voltage in Volts: 4.1
Position Of Travel Sensor: 7
Resistance in Ohms: OL
Voltage in Volts: 10.0