DTC Description

DTC DETECTION LOGIC

DTC Description		M.U.T.-III SE screen terms (Trouble diagnosis content)	DTC detection condition
C18E1	53	Motor (Motor)	Diagnosis condition	Electric motor switch ON
			Signal (terminal)	–
			Threshold	The mode, in which the servo function does not operate, is activated by the development tool.
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

Electric driven intelligent brake unit

FAIL-SAFE

Stop the following operations.

Boosting operation by electric driven intelligent brake unit
Regenerative brake function
4-wheel automatic pressure application function operated due to external brake request (FCM, ACC, innovative pedal operation mode, etc.)

DTC CONFIRMATION PROCEDURE

1.PRECONDITIONING

If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always electric motor switch OFF (Auto ACC function OFF) before conducting the next test.

2.CHECK DTC DETECTION

M.U.T.-III SE

Change the power supply mode of the electric motor switch to ON from OFF without depressing the brake pedal.
caution Do not set the vehicle to the READY status.
Start the M.U.T.-III SE, then perform the Diagnostic Trouble Code of "EBA".

Is DTC “C18E1-53” detected?

Refer to Diagnosis Procedure

INSPECTION END