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General Description; P/S System Description - Suzuki SX4 Service Manual

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6C-2 Power Assisted Steering System:

P/S System Description

This electronic power steering (EPS) system consists of a power steering (P/S) control module (3), a torque sensor
(4), a P/S motor (5). In this system, the P/S control module determines the level and direction of the assist force for the
steering wheel (1) according to the signal from the torque sensor and the vehicle speed signal from BCM (9). The P/S
control module runs the motor so as to assist the operation of the steering wheel.
The P/S control module diagnoses troubles which may occur in the area including the following components when the
ignition switch is ON and the engine is running. When the P/S control module detects any malfunction, it stops the
motor operation.
• Torque sensor
• Vehicle speed signal circuit
• Engine speed signal circuit
• P/S Motor
• P/S control module.
2. Steering column
6. Steering gear case assembly

General Description

1
9
3
4
6
2
8
5
7
7. Battery
8. ECM
S7RW0A6301001
I7RW01632001-01

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