Suzuki 2006 SX4 Service Manual page 183

Terminal Wire
No. color
APP sensor (sub)
E01-52 YEL
signal
Output for 5 V
E01-53 RED power source of
APP sensor (sub)
Ground for APP
E01-54 BLU
sensor (main)
APP sensor (main)
E01-55 GRN
signal
Output for 5 V
E01-56 BRN power source of
APP sensor (main)
E01-57 —
E01-58 —
E01-59 —
BRN/ Main power supply
E01-60
WHT relay output
Reference waveform No.1
Fuel injector signal (1) with engine idling
CH1: "C01-1" (No.1), C01-2 (No.2),
Measurement
C01-16 (No.3) or C01-17 (No.4) to
terminal
"C01-58"
Oscilloscope CH1: 20 V/DIV
setting TIME: 1 ms/DIV
• After warmed up to normal
Measurement
operating temperature
condition
• Engine at specified idle speed
2. Fuel injection pulse width: 2-4 msec.
3. 10 – 14 V
Circuit Normal voltage
0.17 – 0.58 V
1.65 – 2.20 V
4.5 – 5.5 V
Below 0.3 V
0.55 – 0.95 V
3.50 – 4.40 V
4.5 – 5.5 V
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10 – 14 V
0 – 2 V
I5JB0A110074-01
Engine General Information and Diagnosis:
Condition
IG switch: ON
Engine: After warmed up
Accelerator pedal:
Released
IG switch: ON
Engine: After warmed up
Accelerator pedal:
Depressed fully
IG switch: ON
IG switch: ON
IG switch: ON
Engine: After warmed up
Accelerator pedal:
Released
IG switch: ON
Engine: After warmed up
Accelerator pedal:
Depressed fully
IG switch: ON
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IG switch: OFF
IG switch: ON
Reference waveform No.2
No.1 fuel injector signal (2) with engine idling
Measurement CH1: "C01-52" to "C01-58"
terminal CH2: "C01-1" to "C01-58"
Oscilloscope CH1: 5 V/DIV, CH2: 20 V/DIV
setting TIME: 40 ms/DIV
• After warmed up to normal
Measurement
operating temperature
condition
• Engine at specified idle speed
1. Cylinder reference signal (CMP reference signal)
3. 720° crank angle
1A-139
Remarks
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I5JB0A110075-01