Suzuki 2006 SX4, Service Manual

Page: 834 / 1478

6C-32 Power Assisted Steering System:
Terminal Wire color Circuit Normal voltage Condition
E11-1 LT GRN/BLK
Ignition switch signal for P/S
control module
10 – 14 V Ignition switch ON
E11-2 — — — —
E11-3 — — — —
E11-4 PPL Vehicle speed signal
*0 – 1 V
↑↓
8 – 14 V
(“Reference
waveform No.6”
under “Inspection
of BCM and Its
Circuits in
Section 10B”)
• Ignition switch ON
• Front left tire turned quickly with right
tire locked
E11-5 GRY “EPS” warning light
0 V Ignition switch ON
0 – 14 V Engine running
E11-6 — — — —
E11-7 — — — —
E11-8 GRN
9 V power supply for torque
sensor
About 9 V
• Ignition switch ON
• Voltage between “E11-8” and “E11-9”
terminals
E11-9 BLK Ground for torque sensors — —
E11-10 WHT Torque sensor signal (Sub)
About 2.5 – 4.0 V
• Steering wheel with left turn
• Out put voltage varies linearly
depending on steering force
About 2.5 V Steering wheel at free
About 1.0 – 2.5 V
• Steering wheel with right turn
• Out put voltage varies linearly
depending on steering force
E11-11 BLU
Serial communication circuit for
data link connector
— —
E11-12 BRN Engine speed signal
*0 – 1 V
↑↓
8 – 14 V
(“Reference
waveform No.26
and No.27” under
“Inspection of
ECM and Its
Circuits in
Section 1A”)
Engine idling
E11-13 — — — —
E11-14 RED/BLU P/S active signal (idle up signal)
About 12 V Ignition switch ON
0 – 1 V
Engine idling and turned steering wheel
to the right or left until it stops
E11-15 — — — —
E11-16 — — — —
E11-17 — — — —
E11-18 YEL Torque sensor signal (Main)
About 1.0 – 2.5 V
• Steering wheel with left turn
• Out put voltage varies linearly
depending on steering force
About 2.5 V Steering wheel at free
About 2.5 – 4.0 V
• Steering wheel with right turn
• Out put voltage varies linearly
depending on steering force
E11-19 GRY Ground for shield wire — —