Suzuki 2006 SX4 Service Manual page 238

1A-188 Engine General Information and Diagnosis:
Reference waveform No.19
Knock sensor signal at engine speed 4000 r/min.
Measurement
CH1: "C01-56" to "C01-58"
terminal
Oscilloscope CH1: 1 V/DIV
setting TIME: 10 ms/DIV
• After warmed up to normal
Measurement
operating temperature
condition
• Engine running at 4000 r/min.
Reference waveform No.20
Knock sensor signal at engine speed 4000 r/min.
Measurement
CH1: "C01-56" to "C01-58"
terminal
Oscilloscope CH1: 1 V/DIV
TIME: 200 µs/DIV
setting
• After warmed up to normal
Measurement
operating temperature
condition
• Engine running at 4000 r/min.
Reference waveform No.21
Oil control valve signal with engine idling (for engine with
VVT system)
Measurement
terminal
Oscilloscope
setting
Measurement
condition
I4RS0B110072-01
1. ON signal
2. OFF signal
Reference waveform No.22
Oil control valve signal with engine racing (for engine
with VVT system)
Measurement
terminal
Oscilloscope
setting
Measurement
condition
I4RS0B110073-01
1. Accelerator pedal depressed fully
2. Accelerator pedal depressed partially
3. Oil control valve signal
CH1: "C01-60" to "C01-59"
CH1: 5 V/DIV
TIME: 2 ms/DIV
At the moment of the ignition switch
turned on
3. Only duty cycle
CH1: "C01-60" to "C01-59"
CH1: 5 V/DIV
TIME: 400 µs/DIV
• After warmed up to normal
operating temperature
• Vehicle running at 20 km/h (12
mph) and depress accelerator
pedal fully
4. ON signal
5. OFF signal
I4RS0B110074-01
I4RS0B110075-01