Suzuki Liana RH413, Service Manual

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1A-117 Engine General Information and Diagnosis:
15. Reference waveform No.15
CMP sensor signal at engine idling
16. Reference waveform No.16
Manifold absolute pressure sensor signal at ignition
switch turned ON
17. Reference waveform No.17
Manifold absolute pressure sensor signal at engine
racing
18. Reference waveform No.18
VSS signal at 30 km/h (19 mil/h)
Measurement
terminal CH1: C41-11 to C41-1
CH2: C41-23 to C41-1
Oscilloscope setting CH1: 2 V/DIV, CH2: 2 V/DIV
TIME: 20 ms/DIV
Measurement
condition • After warmed up to normal
operating temperature
• Engine at specified idle speed
1. Cylinder reference signal (CMP reference signal)
2. CKP signal
Measurement
terminal CH1: C41-26 to C41-10
CH2: C41-16 to C41-10
Oscilloscope setting CH1: 2 V/DIV, CH2: 1 V/DIV
TIME: 200 ms/DIV
Measurement
condition • After warmed up to normal
operating temperature
• Ignition switch turned ON
1. Manifold absolute pressure sensor signal
2. Throttle position sensor signal
I3RH0A110041-01
I3RH0A110042-01
Measurement
terminal CH1: C41-26 to C41-10
CH2: C41-16 to C41-10
Oscilloscope setting CH1: 2 V/DIV, CH2: 2 V/DIV
TIME: 200 ms/DIV
Measurement
condition • After warmed up to normal
operating temperature
• Engine racing
1. Manifold absolute pressure sensor signal
2. Throttle position sensor signal
Measurement
terminal CH1: G04-24 to C41-1
Oscilloscope setting CH1: 5 V/DIV
TIME: 40 ms/DIV
Measurement
condition • After warmed up to normal
operating temperature
• Drive vehicle at 30 km/h (19
mil/h)
I3RH0A110043-01
I3RH0A110044-01