Suzuki Ignis Service Manual page 1314

ENGINE GENERAL INFORMATION AND DIAGNOSIS (M15 ENGINE) 6-29
24. Reference waveform No.24
Engine coolant temperature signal at engine idling
Measurement CH1: C63-16 to C63-28
terminal CH2: G91-32 to C64-1
Oscilloscope CH1: 500 mV/DIV, CH2: 5 V/DIV
setting TIME: 100 ms/DIV
Measurement • After warmed up to normal operating
condition
• Engine at specified idle speed
1. Engine coolant temperature signal for combination meter
2. Engine coolant temperature sensor signal
25. Reference waveform No.25
EVAP canister purge valve signal
Measurement CH1: G64-13 to C64-1
terminal
Oscilloscope CH1: 5 V/DIV
setting TIME: 40 ms/DIV
Measurement • After warmed up to normal operating
condition
• Drive vehicle at 40 km/h (25 mil/h) or
26. Reference waveform No.26
CAN communication line signal at ignition switch turned ON
Measurement CH1: G91-7 to C64-1
terminal CH2: G91-8 to C64-1
Oscilloscope CH1: 1 V/DIV, CH2: 1 V/DIV
TIME: 100 µs/DIV
setting
Measurement Turn ignition switch to ON position
condition (Depending on engine condition)
1. CAN communication line signal (High)
2. CAN communication line signal (Low)
temperature
temperature
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