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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.