No Response From Controller Antilock Brake

Test 1:

Test 2 - 6:

SYMPTOM
NO RESP CONTROLLER ANTILOCK BRAKE

TEST NOTE
This symptom is diagnosed using the test ABS MESSAGE MISMATCH.

POSSIBLE CAUSES
- CCD bus(-) circuit open
- Controller antilock brake ground circuit open
- Fused ignition switch output circuit open
- No RESP cab DEF bus - CKT open
- CCD bus (+) circuit open
- Fused B (+) circuit open