Suzuki 2006 SX4 Service Manual page 1500

10B-27 Body Electrical Control System:
Reference waveform No. 5
Information display and HVAC control module serial
communication signal (1)
Measurement terminal CH2: "G04-11" to "G271-3"
Oscilloscope setting CH2: 5 V / DIV
TIME: 2 ms / DIV
Measurement Ignition switch is at ON position
condition
Reference waveform No. 6
Keyless entry receiver signal (1)
Measurement terminal CH2: "G04-14" to "G271-3"
Oscilloscope setting
Measurement
condition
I4RS0AA20021-02
CH2: 2 V / DIV
TIME: 200 ms / DIV
Lock or unlock button of
keyless entry transmitter is
pushed
I4RS0AA20022-02
Reference waveform No. 7
Vehicle speed pulse output signal (1)
Measurement terminal CH1: "G04-15" to "G271-3"
Oscilloscope setting CH1: 2 V / DIV
TIME: 100 ms / DIV
Measurement Vehicle speed at 10 km/h (6
condition mph)
Reference waveform No. 8
A/C or rear end door window defogger switch signal (1)
Measurement terminal Rear end door window
Oscilloscope setting
Measurement
condition
I5RW0AA20014-01
defogger switch
CH2: "G04-17" to "G271-3"
A/C switch
CH2: "G04-18" to "G271-3"
CH2: 5 V/DIV
TIME: 10 ms/DIV
Rear end door window
defogger switch:
• Ignition switch is at ON
position and rear end door
window defogger switch is
not pushed
A/C switch:
• Ignition switch is at ON
position, A/C switch or
blower speed selector is at
OFF position
I4RS0AA20023-02