Test 30A - CAB Malfunction

Test 30-A, Repairing CAB Malfunction:

NOTE: You must perform Test 1A, before proceeding with this test.

CAB MALFUNCTION

When Its Monitored
The test is conducted continuously.


Set Condition
The Controller Antilock Brake (CAB) monitors its internal programs. The trouble code is stored when a failure is detected.

NOTE: The "CAB Malfunction" trouble code will also cause a "System Relay Output Circuit" code to be stored; it should be ignored.

Possible Causes:
^ Failed CAB
^ Intermittent wheel speed sensor code