Suzuki WagonR+ RB310 Service Manual page 614

TERMINAL WIRE
NUMBER COLOR
LT GRN/
E21-30
RED
E21-31 PPL
E21-32 WHT/GRN
E21-33 RED/YEL
E21-34 –
E21-35 –
CIRCUIT
A/C request signal (if
equipped)
Vehicle speed sensor
signal for speedometer
ECT sensor signal for
combination meter
Electric load signal for
clearance lamp
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ENGINE GENERAL INFORMATION AND DIAGNOSIS (M13 ENGINE) 6-2-43
NORMAL
VOLTAGE
Ignition switch turned ON, blower fan
10 – 14 V selector selected OFF position or A/C
(High input) switch turned OFF or A/C evaporator
temp. less than 2.5°C, 36.5°F
Ignition switch turned ON, blower fan
0 – 1 V selector selected other than OFF posi-
(Low input) tion and A/C switch turned ON with A/C
evaporator temp. more than 4°C, 39.2°F
*0 – 1 V Vehicle running.
↑↓
(Sensor signal is pulse. Pulse frequency
10 – 14 V varies depending on vehicle speed.)
(Reference wave- (8190 pulses/sec. are generated par 60
form No.21) km/h, 37.5 ml/h)
Ignition switch turned ON
*0 – 0.6 V
(Output signal is 5 Hz active low duty
↑↓
pulse. Duty ratio varies depending on
13 – 14 V
ECT.)
(Reference wave-
ECT –30°C = 10% ON duty
form No.24)
ECT 130°C = 90% ON duty
Ignition switch turned ON, clearance
0 – 1 V
lamp not lighted up
Ignition switch turned ON, clearance
10 – 14 V
lamp lighted up
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CONDITION
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