REMOVAL AND INSTALLATION

note

ASC-ECU is located in the hydraulic unit.

caution

When the hydraulic unit (integrated with ASC-ECU) is replaced, after turning the ignition switch "ON" or "LOCK" (OFF) (vehicle information from ETACS-ECU is registered), always carry out the calibration of G and yaw rate sensor and steering wheel sensor. (Refer to

and

Pre-removal operation

Brake fluid draining.

Post-installation operation

Brake fluid refilling and air bleeding.
Hydraulic unit check (Refer to ).

			Removal steps
		1.	ASC-ECU harness connector
	>>A<<	2.	Brake pipe connection
		3.	Brake pipe
		4.	Hydraulic unit (ASC-ECU) and hydraulic unit bracket assembly
<<A>>		5.	Hydraulic unit (ASC-ECU)
		6.	Hydraulic unit bracket

REMOVAL SERVICE POINT

<<A>> HYDRAULIC UNIT (ASC-ECU) REMOVAL

caution

Be careful when removing the hydraulic unit because it is heavy.
Never loosen the nuts and the bolts because the hydraulic unit cannot be disassembled.
Do not drop or shock the hydraulic unit.
Do not turn the hydraulic unit upside down or lay down the unit because the inner air becomes difficult to be bled.

INSTALLATION SERVICE POINT

>>A<< BRAKE PIPE CONNECTION

Install the brake pipe to the hydraulic unit as shown in the figure.

From master cylinder (primary)
To front brake (RH)
To rear brake (LH)
To rear brake (RH)
To front brake (LH)
From master cylinder (secondary)