Get Steering -> Torque Sensor Guide for Toyota Alphard Van First Generation (2002-2008)

Model Outline

for Technician

Engine

Chassis

Body

Body Electrical

Steering

Torque Sensor

– Torque sensor using two hall ICs consists of a

multipole magnet mounted on the input shaft, and a

yoke mounted on the output shaft

[Torque Sensor]

Output Shaft

Motor

Input

Shaft

Yoke

Multipole

Magnet

Torsion

Bar

Torque

Sensor

Hall ICs

Torsion Bar

Input Shaft

Wheel Gear

Output

Shaft

Column Shaft

62

Model Outline

for Technician

Engine

Chassis

Body

Body Electrical

Steering

Torque Sensor (detection of twisted angle of torsion

bar)

– Hall ICs detect the direction of the magnetic flux

which passes through inside of the yoke

[When steering turned to Right]

Magnetic

Flux

Input Shaft

Left Turn

Right Turn

(+)

Hall

IC1

Hall

IC2

(-)

Twisted Angle of Torsion Bar (deg)

Yoke

: Hall IC1 Signal

: Hall IC2 Signal

Output Shaft

: Neutral Position

63

Model Outline

for Technician

Engine

Chassis

Body

Body Electrical

Steering

Torque Sensor (detection of twisted angle of torsion bar)

– Driven straight: Magnetic flux does not through in yoke

– Turning: Detects the direction of the magnetic flux

[Driven Straight]

[Turn to Left]

[Turn to Right]

Input Shaft

Output Shaft

64

Steering -> Torque Sensor for Your Toyota Alphard Van First Generation (2002-2008)

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