Diagnostic Trouble Codes

The Controller Antilock Brake may report any of several Diagnostic Trouble Codes (DTC)s. For a list of the DTC's diagnosed in this article, refer to DTC INDEX table.

DTC INDEX

DTC Description
ABS WARNING INDICATOR
CAB POWER FEED CIRCUIT
CONTROLLER FAILURE
LEFT FRONT SENSOR CIRCUIT FAILURE, LEFT REAR SENSOR CIRCUIT FAILURE, RIGHT FRONT SENSOR CIRCUIT FAILURE, RIGHT REAR SENSOR CIRCUIT FAILURE
LEFT FRONT SENSOR SIGNAL FAILURE, LEFT REAR SENSOR SIGNAL FAILURE, RIGHT FRONT SENSOR SIGNAL FAILURE, RIGHT REAR SENSOR SIGNAL FAILURE
PCI BUS COMMUNICATION
PUMP MOTOR NOT WORKING PROPERLY
SYSTEM OVERVOLTAGE
SYSTEM UNDERVOLTAGE
*BRAKE LAMP SWITCH
*TRAC OFF INDICATOR NEVER/ALWAYS ON
*TRAC ON INDICATOR NEVER/ALWAYS ON
An asterisk (*) placed before the symptom description indicates a customer complaint.