DTC Description

DTC DETECTION LOGIC

DTC No.		M.U.T.-III SE screen terms (Trouble diagnosis content)	DTC detection condition
C105D	7B	Brake fluid level low (Brake fluid level low)	1	Diagnosis condition	When electric motor switch is ON. When the power supply voltage is normal.
				Signal (terminal)	Brake fluid level switch signal
				Threshold	When brake fluid level low signal is detected.
				Diagnosis delay time	5 seconds or more
			2	Diagnosis condition	When electric motor switch is ON. When the power supply voltage is normal.
				Signal (terminal)	Brake fluid level switch signal
				Threshold	When an open circuit is detected in brake fluid level switch circuit.
				Diagnosis delay time	5 seconds or more

POSSIBLE CAUSE

note	Confirm if DTC is Stored DTC or Active DTC. If DTC is Active DTC, proceed with Diagnosis Procedure. If DTC is Stored DTC, clear DTC. Do not replace the ABS actuator and electric unit (control unit) for a Stored DTC DTC.

Stored DTC DTC	Active DTC DTC
Brake fluid level is low Harness or connector Brake fluid level switch Combination meter	Brake fluid level is low Harness or connector Brake fluid level switch Combination meter ABS actuator and electric unit (control unit)

FAIL-SAFE

The following functions are suspended.

ASC function
TCS function
Brake limited slip differential (BLSD) function
Brake assist function
Brake force distribution function
hill start assist function
Hill Descent Control funciton

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

With M.U.T.-III SE

Electric motor switch OFF (Auto ACC function OFF).
Electric motor switch ON.
note Wait at least 10 seconds after electric motor switch ON.
Perform Diagnostic Trouble Code for “ABS".

Is DTC “C105D-7B" detected?

-1“Active DTC" is displayed: Refer to Diagnosis Procedure

-2“Stored DTC" is displayed: INSPECTION END (Erase the memory of Diagnostic Trouble Code results.)

-1To check malfunction symptom before repair: Refer to Intermittent IncidentIntermittent Incident

-2Confirmation after repair: INSPECTION END