Bosch DOT 4 LV Brake Fluid

The handbrake lever is gone and a motor on the caliper has replaced it, which means the caliper piston can no longer be wound back by hand. Servicing the rear brakes on these cars needs a scan tool to put the actuator into service mode first, and forcing it is how the motor gets destroyed.

Supplied by Bosch.

In the box: The unit; Hardware where supplied.

Calibration required. This part must be calibrated to the vehicle after fitting. Without it the system does not fail safely — it reports confident, wrong readings.