Symptom:
PCI BUS COMMUNICATION
When Monitored and Set Condition:
PCI BUS COMMUNICATION
When Monitored:
Ignition ON, every 7 ms.
Set Condition:
When the CAB does not receive a message from the instrument cluster for
10 seconds.
POSSIBLE CAUSES
CHECK COMMUNICATION TO MIC
CAB-- INTERNAL FAULT
TEST
ACTION
APPLICABILITY
1
Turn the ignition on.
With the DRBIII
t
, attempt to communicate with the MIC
Was the DRB able to I/D or communicate with the MIC?
All
Yes
→
No
→
Refer to the Communication category and perform the symptom
Bus +/- Signals Open from the Controller Anti-Lock Brake.
Perform ABS VERIFICATION TEST - VER 1.
2
With the DRB, erase DTC’s.
Turn the ignition on and wait approximately 1 minute.
With the DRB, read DTC’s.
Did this DTC reappear?
All
Yes
→
Replace the Controller Anti-Lock Brake in accordance with the
Service Information.
Perform ABS VERIFICATION TEST - VER 1.
No
→
Test Complete.
42
BRAKES (CAB)