Suzuki GRAND VITARA 2005 Service Manual page 729

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Reference waveform No. 7
Brake fluid level, parking brake or driver seat belt switch
signal (1)
Measurement terminal Brake fluid level switch signal:
Oscilloscope setting
Measurement condition Brake fluid level switch:
CH1: "G31-7" to "G30-12"
Parking brake switch signal:
CH1: "G31-8" to "G30-12"
Driver side seat belt switch
signal:
CH1: "G31-40" to "G30-12"
CH1: 2 V / DIV
TIME: 20 ms / DIV
• Ignition switch is at ON
position and brake fluid level
is at specified level
Parking brake switch:
• Ignition switch is at ON
position and parking brake
lever is released.
Driver side seat belt switch:
• Ignition switch is at ON
position and driver seat belt
is fastened
I5JB0AA20019-01
Body Electrical Control System:
Reference waveform No. 8
Oil pressure switch signal (1)
Measurement terminal CH1: "G31-9" to "G30-12"
Oscilloscope setting
CH1: 2 V / DIV
TIME: 20 ms / DIV
Measurement
Engine is running and oil
condition
pressure is in normal condition
Reference waveform No. 9
Keyless entry receiver signal (1)
Measurement terminal CH2: "G31-19" to "G30-12"
Oscilloscope setting
Measurement condition Lock or unlock button of key
10B-19
I5JB0AA20020-01
CH2: 2 V / DIV
TIME: 200 ms / DIV
less entry transmitter is
pushed
I5JB0AA20021-01
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