Suzuki 2006 SX4 Service Manual page 835

Terminal Wire color
E11-20 RED
E12-1 BLK
E12-2 RED
E13-1 GRN
E13-2 BLK
NOTE
*: The voltage of this circuit may not be checked by voltmeter. If so, use oscilloscope.
Reference waveform No.1
Motor output signal 1(1), Motor output signal 2(2), with
engine idling
Measurement CH1: "E12-1" to vehicle body ground
terminal CH1: "E12-2" to vehicle body ground
Oscilloscope CH1: 5 V/DIV, CH2: 5 V/DIV
TIME: 20 µs/DIV
setting
Measurement • Engine is idling and steering
condition wheel at straight position
Circuit
Reference sensor power supply
for torque sensor
Motor output 1
Motor output 2
Main power supply for internal
memory and P/S motor
Ground for P/S control module
I6RS0B630017-01
Power Assisted Steering System:
Normal voltage
• Ignition switch ON
About 3.0 – 3.5 V
• Check voltage between "E11-20" and
"E11-9" terminals
*0 – 1 V
↑↓
10 – 14 V
• Engine idling and steering wheel at
("Reference
straight position
waveform No.1: ",
• Voltage between "E12-1" and vehicle
"Reference
body ground
waveform No.2: "
and "Reference
waveform No.3: ")
*0 – 1 V
↑↓
10 – 14 V
• Engine idling and steering wheel at
("Reference
straight position
waveform No.1: ",
• Voltage between "E12-2" and vehicle
"Reference
body ground
waveform No.2: "
and "Reference
waveform No.3: ")
10 – 14 V
Below 0.3 V
6C-33
Condition
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