DTC 25
DESCRIPTION- The modulator consists of four solenoid valves, one expander chamber per brake circuit and a hydraulic pump.
- The ABS Control Module (ABSCM) activates the solenoid valves and controls the pressure to the wheel calipers.
WIRING DIAGRAM
- Refer to image for circuit schematics.
INSPECTION PROCEDURE
1. Check for voltage between each terminal of the ABS modulator harness
2. Check the ABS-Modulator
3. Check the ABS Control Module (ABSCM) harness