Suzuki Swift Sport 2004 Service & Repair Manual page 1016

7B-68 Air Conditioning System: Automatic Type
Terminal Wire Color
Blower motor control
G51-8 BLU/RED
voltage feedback
G51-9 GRY Blower motor controller
G51-10 BLK/RED Rear defogger indicator
G51-11 RED/YEL Illumination switch
G51-12 BLK/YEL Illumination ground
G51-13 —
G51-14 —
Air intake actuator
G51-15 RED
(RECIRCULATION AIR)
Air intake actuator
G51-16 GRN/RED
(MIX AIR)
Air intake actuator
G51-17 GRN
(FRESH AIR)
G51-18 GRN/WHT A/C switch signal
Electric load signal for
G51-19 BLU/WHT
blower motor
G51-20 BRN Rear defogger switch
Normal
Circuit
Voltage
10 – 14 V Ignition switch turned ON, blower speed selector OFF
About 8.5 V
About 6.5 V
About 5.5 V
About 4.0 V
About 3.0 V
About 2.0 V
About 1.0 V
Below 1.0 V
0 – 1 V
2 – 3 V
0 – 1 V
10 – 14 V Ignition switch turned ON, rear defogger switch ON
0 – 1 V
10 – 14 V Ignition switch turned ON, lighting switch ON position
0 – 1 V
— —
— —
0 – 1 V
10 – 14 V
10 – 14 V
0 – 1 V
0 – 1 V
10 – 14 V
Refer to "Inspection of BCM and its Circuits in Section 10B"
10 – 14 V
0 – 2 V
0 – 1 V
4 – 6 V
Condition
Ignition switch turned ON, blower speed selector 1st
position
Ignition switch turned ON, blower speed selector 2nd
position
Ignition switch turned ON, blower speed selector 3rd
position
Ignition switch turned ON, blower speed selector 4th
position
Ignition switch turned ON, blower speed selector 5th
position
Ignition switch turned ON, blower speed selector 6th
position
Ignition switch turned ON, blower speed selector 7th
position
Ignition switch turned ON, blower speed selector HIGH
position
Ignition switch turned ON, blower speed selector OFF
position
Ignition switch turned ON, blower speed selector
between 1st and HIGH position
Ignition switch turned ON, rear defogger switch OFF
Ignition switch turned ON, lighting switch OFF position
Full-time
Ignition switch turned ON, air intake selector is
recirculation air mode or air intake actuator is working
in operation to recirculation air position or fresh air
position.
Ignition switch turned ON, air intake selector is fresh
air mode (air intake actuator fresh air position).
Ignition switch turned ON, air intake actuator is
recirculation air or fresh air position.
Ignition switch turned ON, air intake actuator is mix air
position or air intake actuator is working in operation to
recirculation air position or fresh air position.
Ignition switch turned ON, air intake selector is fresh
air mode or air intake actuator is working in operation
to recirculation air position or fresh air position.
Ignition switch turned ON, air intake selector is
recirculation air mode (air intake actuator recirculation
air position).
Ignition switch turned ON, blower speed selector OFF
or between 1st and 5th position
Ignition switch turned ON, blower speed selector
between 6th and HIGH position
Ignition switch turned ON, rear defogger switch ON
(rear defogger switch is kept in push) position
Ignition switch turned ON, rear defogger switch OFF
position
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