Suzuki Swift Sport 2004 Service & Repair Manual page 242

1A-192 Engine General Information and Diagnosis:
Reference waveform No.28
Oil control valve signal with engine racing
Measurement
CH1: "C37-60" to "C37-59"
terminal
Oscilloscope CH1: 5 V/DIV
TIME: 400 µs/DIV
setting
• After warmed up to normal
operating temperature
Measurement
• Vehicle driving at 20 km/h (12
condition
mph) and depress accelerator
pedal fully
1. Accelerator pedal depressed fully
2. Accelerator pedal depressed partially
3. Oil control valve signal
4. ON signal
5. OFF signal
Reference waveform No.29
CAN communication line signal from each control
module with ignition switch turned ON
Measurement CH1: "E23-3" to "C37-58"
terminal CH2: "E23-18" to "C37-58"
Oscilloscope CH1: 1 V/DIV, CH2: 1 V/DIV
TIME: 40 µs/DIV
setting
Ignition switch turned ON
Measurement
(Signal pattern is depending on
condition
engine condition)
1. CAN communication line signal (High)
2. CAN communication line signal (Low)
Reference waveform No.30
Ignition pulse (engine revolution) signal (2) with engine
idling
Measurement
terminal
Oscilloscope
setting
Measurement
condition
I4RS0B110075-01
1. Cylinder reference signal (CMP reference signal)
3. 720° crank angle
Reference waveform No.31
Ignition pulse (engine revolution) signal (2) with engine
idling
Measurement
terminal
Oscilloscope
setting
Measurement
condition
1. Cylinder reference signal (CMP reference signal)
3. 360° crank angle
4. 2 to 4 msec.
I4RS0B110076-01
5. 10 – 14 V
CH1: "C37-20" to "C37-58"
CH2: "E23-4" to "C37-58"
CH1: 5 V/DIV, CH2: 5 V/DIV
TIME: 40 ms/DIV
• After warmed up to normal
operating temperature
• Engine at specified idle speed
CH1: "C37-20" to "C37-58"
CH2: "E23-4" to "C37-58"
CH1: 5 V/DIV, CH2: 5 V/DIV
TIME: 10 ms/DIV
• After warmed up to normal
operating temperature
• Engine at specified idle speed
I6RS0C110036-01
I6RS0C110037-01