Operation CHARM: Car repair manuals for everyone.

Control Functions






Control functions

Based on input signals, the control module controls the following functions and components:
- ABS warning light on the instrument panel (dashboard).
- The hydraulic unit hydraulic pump and the inlet and outlet valves. (4)
- ABS and EBD systems

And in cars with TRACS:
- TRACS system.
- TRACS warning light on the instrument panel for faults which only affect the TRACS system and when the TRACS function is disabled using the switch.