Suzuki 2000 Grand Vitara SQ625 Service Manual page 39

TERMINAL
Power source for CO adjusting
1
resistor (if equipped)
2 Power source for back up
3 3 Heater of HO2S-2 (if equipped) Heater of HO2S 2 (if equipped)
4
Immobilizer indicator lamp (without
monitor connector)
5 5
Duty output terminal (with monitor
connector)
6 Tachometer
7 7 Malfunction indicator lamp Malfunction indicator lamp
8 8 A / C cut signal (if equipped) A / C cut signal (if equipped)
9 Main relay
10 CO adjusting resistor (if equipped)
11
Data link connector (5 V)
12
(if equipped)
13 Data link connector (12 V)
14 Test switch terminal (if equipped)
Rear defogger switch gg
15 15
(if equipped)
16 16 Heater blower switch Heater blower switch
17 17 A / C signal (if equipped) A / C signal (if equipped)
18
19 19 "4WD" lamp (if equipped) "4WD" lamp (if equipped)
20 20 "O / D OFF" lamp (if equipped) "O / D OFF" lamp (if equipped)
21 21 "POWER" lamp (if equipped) "POWER" lamp (if equipped)
A / C condenser fan motor relay
22
(if equipped)
23 23 Fuel pump relay Fuel pump relay
Ground for HO2S-2 or CO
24
adjusting resistor
CIRCUIT NORMAL VOLTAGE
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4.75 – 5.25 V Ignition switch ON
10 – 14 V Ignition switch ON and OFF
10 – 14 V Ignition switch ON
0 – 2 V At specified condition
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0 – 1 V Ignition switch ON, engine stops
10 – 14 V Engine running
0 – 1 V Ignition switch ON
0 – 1 V Ignition switch ON
0 – 2.5 V Ignition switch ON, engine stops
10 – 14 V Engine running
0 – 1.5 V A / C is not operating
10 – 14 V A / C is operating
10 – 14 V Ignition switch OFF
Ignition switch ON or for 4 seconds after
0 – 2 V
ignition switch OFF
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4 – 6 V Ignition switch ON
10 – 14 V Ignition switch ON
10 – 14 V Ignition switch ON
Ignition switch ON, rear defogger switch OFF and
0 – 1.5 V
lighting switch OFF
Ignition switch ON, rear defogger switch or lighting
10 – 14 V
switch ON
10 – 14 V Ignition switch ON, heater blower switch OFF
0 – 1.5 V Ignition switch ON, heater blower switch ON
Ignition switch ON, A / C switch or heater
10 – 14 V
blower switch OFF
Ignition switch ON, A / C switch ON and heater
0 – 1 V
blower switch ON
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0 – 1 V Ignition switch ON, Transfer lever: H4 or 4L range
10 – 14 V Ignition switch ON, Transfer lever: 2H range
For 4 sec. after ignition switch ON or overdrive cut
0 – 1 V
switch ON
After 4 sec. from ignition switch ON and overdrive cut
10 – 14 V
switch OFF
Ignition switch ON, P / N change switch: POWER
0 – 1 V
mode
Ignition switch ON, P / N change switch: NORMAL
10 – 14 V
mode
Ignition switch ON,
10 – 14 V
Engine coolant temp.: less than 113_C, 235_F
For 3 sec. after ignition switch ON or while engine
0 – 2.5 V
running
After 3 sec. from ignition switch ON with engine
10 – 14 V
stopped
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ENGINE DIAGNOSIS (G16 / J20 ENGINES) 6-35
CONDITION
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