Mitsubishi Grandis. Manual - part 960

HYDRAULIC UNIT

TRACTION CONTROL/ACTIVE STABILITY CONTROL SYSTEM

35C-165

HYDRAULIC UNIT

REMOVAL AND INSTALLATION

M1355005600033

NOTE: The TCL/ASC-ECU is integrated in the hydraulic unit.

CAUTION

Always calibrate the steering wheel sensor and the G and yaw rate sensor if the hydraulic unit 
(integrated in the TCL/ASC-ECU) is replaced.(Refer to 

P.35C-162

 and 

P.35C-162

)

Pre-removal Operation
• Brake Fluid Draining

• Engine cover removal (Refer to GROUP 11A - Camshaft 

and valve stem seal 

P.11A-16

.)

• Air cleaner body assembly removal (Refer to GROUP 15 - 

Air Cleaner 

P.15-3

).

• Canister removal (Refer to GROUP 17 - Canister 

P.17-64

.) <LH drive vehicles>

Post-installation Operation
• Canister installation (Refer to GROUP 17 - canister 

P.17-64

.) <LH drive vehicles>

• Air cleaner body assembly installation (Refer to GROUP 

15 - Air Cleaner 

P.15-3

).

• Engine cover installation (Refer to GROUP 11A - 

Camshaft and valve stem seal 

P.11A-16

.)

• Brake Fluid Filling

• Brake Line Bleeding (Refer to GROUP 35A, On-vehicle 

Service 

− Bleeding 

P.35A-6

).

• Hydraulic Unit Check (Refer to 

P.35C-159

).

AC312595

15 ± 2 N·m

2

AB

4

1

5

3

2

2

WHEEL SPEED SENSOR

TRACTION CONTROL/ACTIVE STABILITY CONTROL SYSTEM

35C-166

REMOVAL SERVICE POINTS
<<A>> TCL/ASC-ECU HARNESS 
CONNECTOR DISCONNECTION

Operate the lock lever to disconnect the ABS-ECU 
harness connector as shown.

<<B>> HYDRAULIC UNIT (INTEGRATED 
WITH TCL/ASC-ECU) REMOVAL

WARNING

The hydraulic unit is heavy. Use care when 
removing it.

CAUTION

• The hydraulic unit cannot be disassembled. 

Never loosen its nuts or bolts.

• Do not drop or shock the hydraulic unit.
• Do not turn the hydraulic unit upside down or 

lay it on its side.

WHEEL SPEED SENSOR

REMOVAL AND INSTALLATION

M1355005300021

Refer to GROUP 35B, Wheel Speed Sensor 

P.35B-80

.

AC303013

15 ± 2 N·m

2

AC

2

4

1

5

3

2

4

Removal steps

<<A>>

1.

ABS-ECU harness connector

2.

Brake tube connection

•

Brake tube and master cylinder 
connection <LH drive vehicles>

•

Brake tube and brake hose (LH) 
<LH drive vehicles>

<<B>>

3.

Hydraulic unit (TCL/ASC-ECU)

4.

Hydraulic unit bracket insulator

5.

Hydraulic unit bracket

AC311278AB

Oil reservoir

Lock lever

G AND YAW RATE SENSOR

TRACTION CONTROL/ACTIVE STABILITY CONTROL SYSTEM

35C-167

G AND YAW RATE SENSOR

 REMOVAL AND INSTALLATION

M1355004500033

CAUTION

Do not drop or shock the G and yaw late sensor.

CAUTION

Always carry out calibration if steering angle is adjusted (Refer to 

P.35C-162

). This is necessary 

because the TCL/ASC-ECU should update the G and yaw late sensor neutral point.

Pre-removal and Post-installation Operation
• Centre Console Removal and Installation (Refer to 

GROUP 52A, Instrument Panel Assembly 

P.52A-2

).

• Gearshift Lever Assembly Removal and Installation 

(Refer to GROUP 22A, Transmission Control 

P.22A-7

) 

<M/T>.

• Selector Lever Assembly Removal and Installation (Refer 

to GROUP 23A, Transmission Control 

P.23A-141

) <A/T>.

AC312821AB

2

1

8 ± 1 N·m

Removal steps

1. Harness connector
2. G and yaw late sensor

STEERING WHEEL SENSOR

TRACTION CONTROL/ACTIVE STABILITY CONTROL SYSTEM

35C-168

STEERING WHEEL SENSOR

 REMOVAL AND INSTALLATION

M1355005100038

WARNING

Before removing the steering wheel and air bag module assembly, refer to GROUP 52B, 
Service Precautions 

P.52B-7

 and Air Bag Module and Clock Spring 

P.52B-225

.

CAUTION

Always carry out steering wheel sensor calibration after the steering wheel sensor has been installed 
(Refer to 

P.35C-162

). This is necessary because the TCL/ASC-ECU should update the steering neutral 

point.

Pre-removal Operation
• Steering Wheel and Air Bag Module Assembly Removal 

(Refer to GROUP 37A, Steering Wheel 

P.37-14

).

Post-installation Operation
• Steering Wheel and Air Bag Module Assembly Installation 

(Refer to GROUP 37A, Steering Wheel 

P.37-14

).

• Steering Wheel Sensor Calibration (Refer to 

P.35C-162

).

AC312304

2

AB

1

Removal steps

•

Turn the front wheels to the 
straight-ahead position.

>>A<<

1. Clock spring and column switch 

assembly (Refer to GROUP 52B, 
SRS control unit 

P.52B-223

).

>>A<<

2. Steering wheel sensor

Removal steps (Continued)