Suzuki Liana RH413, Service Manual

Page: 167 / 1302

Engine General Information and Diagnosis: 1A-116
11. Reference waveform No.11
No.2 fuel injector signal at engine idling
12. Reference waveform No.12
No.1 fuel injector signal at engine idling
13. Reference waveform No.13
Knock sensor signal at engine speed 4000 r/min.
14. Reference waveform No.14
Knock sensor signal at engine speed 4000 r/min.
Measurement
terminal CH1: C41-11 to C41-1
CH2: C41-21 to C41-1
Oscilloscope setting CH1: 5 V/DIV, CH2: 20 V/DIV
TIME: 40 ms/DIV
Measurement
condition • After warmed up to normal
operating temperature
• Engine at specified idle speed
1. Cylinder reference signal (CMP reference signal)
2. No.2 fuel injector signal
Measurement
terminal CH1: C41-11 to C41-1
CH2: C41-9 to C41-1
Oscilloscope setting CH1: 5 V/DIV, CH2: 20 V/DIV
TIME: 40 ms/DIV
Measurement
condition • After warmed up to normal
operating temperature
• Engine at specified idle speed
1. Cylinder reference signal (CMP reference signal)
2. No.1 fuel injector signal
I3RH0A110037-01
I3RH0A110038-01
Measurement
terminal CH1: C41-25 to C41-1
Oscilloscope
setting CH1: 1 V/DIV
TIME: 10 ms/DIV
Measurement
condition • After warmed up to normal
operating temperature
• Run engine at 4000 r/min.
Measurement
terminal CH1: C41-25 to C41-1
Oscilloscope setting CH1: 1 V/DIV
TIME: 200
µ
s/DIV
Measurement
condition • After warmed up to normal
operating temperature
• Run engine at 4000 r/min.
I3RH0A110039-01
I3RH0A110040-01