C1304

BRAKE CONTROL: ELECTRONICALLY CONTROLLED BRAKE SYSTEM: C1304/27: EPS Control System Malfunction

DTC C1304/27 - EPS Control System Malfunction

DESCRIPTION

The skid control ECU communicates with the power steering (EPS) ECU via CAN communication.
If a malfunction in the electronic power steering (EPS) system is detected, cooperative control of the steering is prohibited by the fail safe function.






INSPECTION PROCEDURE

PROCEDURE

1. CHECK ELECTRONIC POWER STEERING SYSTEM
(a) Check if the electronic power steering system DTC is output Reading and Clearing Diagnostic Trouble Codes.
Result:






B -- INSPECT ELECTRONIC POWER STEERING SYSTEM
A -- REPLACE POWER STEERING ECU