Car, CITROEN, C4 (B7), ABS 8.1

Brake system - ABS 8.1 - 0

Identification

PSA reference: 96 75 79 68 80

ECU manufacturer: Bosch

Additional number: 96 66 85 98 80

Diagnostic version: 02

Calibration version: FF FF

Software version: 0A 01

Emission: Not defined

ECU production date: --

Software reference: 75 79 80

DTC

P1509: IGN signal fault

U1108: Lost communication with engine management ECU or with the drive train interface ECU

Controls

Clear DTC

Data stream

Left rear wheel speed sensor: 0.1 km/h

Right rear wheel speed sensor: 21.4 km/h

Left front wheel speed sensor: 0.4 km/h

Right front wheel speed sensor: 2.9 km/h

Vehicle speed sensor: 99 km/h

ECU power supply: 15.50 V

Brake lamp switch: Pressed

Brake pad wear: Worn

Brake fluid level: Insufficient

ABS valve relay: Normal operation

ABS pump motor relay: Activated

Actuators test

Controls

ABS pump motor

FL Valve (In)

FL Valve (Out)

FR Valve (In)

FR Valve (Out)

RL Valve (In)

RL Valve (Out)

RR Valve (In)

RR Valve (Out)

Utility

Controls

Steering wheel angle sensor calibration