Suzuki SX4 Service Manual page 227

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Terminal
Wire
No.
color
Output of throttle
C01-45
BLU
actuator
Heater output of
BLK/
C01-46
heated oxygen
RED
sensor-1
Heater output of
RED/
heated oxygen
C01-47
BLU
sensor-2 (if
equipped)
YEL/
Starting motor
C01-48
GRN
signal
C01-49
WHT/
Ground of ECM for
C01-50
BLU
shield wire
C01-51
C01-52
Manifold absolute
RED/
pressure (MAP)
C01-53
BLK
sensor signal (if
equipped)
Throttle position
C01c01-
GRN
sensor (main)
54
signal
GRY/
C01-55
Ground for sensors
BLU
Knock sensor
C01-56
RED
signal
C01-57
ORN Ground for sensors
BLK/
C01-58
Ground for ECM
ORN
Circuit
Normal voltage
0 – 1 V
*0 – 1 V
↑↓
10 – 14 V
("Reference
waveform No.26: "
and "Reference
waveform No.27: ")
10 – 14 V
*0 – 2 V
↑↓
10 – 14 V
("Reference
waveform No.8: " and
"Reference waveform
No.9: ")
10 – 14 V
0 – 1 V
("Reference
waveform No.10: ")
0 – 1 V
6 – 14 V
Below 0.3 V
Approx. 4 V
("Reference
waveform No.17: ")
0.4 – 2.0 V
("Reference
waveform No.18: ")
0.75 – 1.08 V
3.67 – 4.24 V
("Reference
waveform No.29: ")
Below 0.3 V
2 – 3 V
("Reference
waveform No.19: "
and "Reference
waveform No.20: ")
Below 0.3 V
Below 0.3 V
Engine General Information and Diagnosis:
Condition
Ignition switch turned ON
and accelerator pedal at
full depressed position
after warmed up engine.
Ignition switch turned ON
and accelerator pedal at
idle position after warmed
up engine.
Ignition switch turned ON.
Engine running at idle
after warmed up engine.
Ignition switch turned ON.
Engine running at idle
after vehicle running over
30 km/h, 19 mph for 5 min.
Ignition switch turned ON.
While engine cranking.
Ignition switch turned ON.
Ignition switch turned ON
with barometric pressure
at 100 kPa, 760 mmHg.
While engine running at
specified idle speed after
warmed up with
barometric pressure at
100 kPa, 760 mmHg.
Ignition switch turned ON
and accelerator pedal at
idle position after warmed
up engine.
Ignition switch turned ON
and accelerator pedal at
full depressed position
after warmed up engine.
Ignition switch turned ON.
Ignition switch turned ON.
Engine running at 4000 r/
min. after warmed up.
Ignition switch turned ON.
Ignition switch turned ON.
1A-177
Remarks
Output signal is pulse.
Duty ratio varies
depending on throttle
valve and accelerator
pedal position.
Output signal is active low
duty pulse. Duty ratio
varies depending on
engine condition.

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