Antilock Brake Control Module Failure

POSSIBLE SOURCE(S):
- Damaged RABS valve reset switch.

ACTION(S) TO TAKE:
- Refer to Drive Test Code 4, step DT4.2 and step DT4.4. DT4.4 Obtain Diagnostic Trouble Code

POSSIBLE SOURCE(S):
- Leaky dump valve.

ACTION(S) TO TAKE:
- Refer to Drive Test Code 4, step DT4.3. DT4.3 RABS Hydraulic Valve Leak Test

POSSIBLE SOURCE(S):
- Hydraulically inoperative anti-lock brake control module.

ACTION(S) TO TAKE:
- Refer to Drive Test Code 4, step DT4.5. DT4.5 Blocked Isolation Orifice