Suzuki Wagon R Manual page 2762

Termi- Wire Circuit
nal
E21-05 BLK/ Power supply
RED for engine con-
trol
E23-01 BLK/ ECM ground
YEL for power cir-
cuit
E21-06 BLK/ Power supply
RED for engine con-
trol
E21-4 BLU Radiator
(condenser)
cooling fan
relay output
E23-15 BLU/ Main relay
BLK
E23-11 ORN Compressor
magnet clutch
relay output
E23-02 BLK/ ECM ground
YEL for power cir-
cuit
E21-15 GRN/ Evaporator
RED thermistor
temp.
input
E21-30 LT A/C switch
GRN/ input
RED
E22-16 YEL/ Engine coolant
GRN temperature
sensor input
E22-28 BRN/ Sensor ground Ground to
WHT
E21-13 PNK/ Blower fan
BLU speed input
Measurement Normal value
ground
Ground to 10 – 14 V
engine (Fig B)
Ground to –0.3 – 0.3 V
body (Fig A)
Ground to 10 – 14 V
engine (Fig B)
Ground to 0 – 1 V
engine (Fig B)
10 – 14 V
Ground to 0 – 1 V
engine (Fig B) 10 – 14 V
Ground to 0 – 1 V
engine (Fig B) 10 – 14 V
Ground to –0.3 – 0.3 V
body (Fig A)
Ground to 2.0 – 2.3 V
engine (Fig B) (1800 – 2200
3.5 – 3.6 V
(6300 – 7000
Ground to 0 – 1 V
engine (Fig B)
10 – 14 V
Ground to 0.71 – 0.76 V
engine (Fig B) (290 – 320
0.35 – 0.37 V
(136 – 144
–0.3 – 0.3 V
body (Fig A)
Ground to 0 – 2 V
engine (Fig B)
3 – 5 V
10 – 14 V
AIR CONDITIONING (OPTIONAL) 1B-11
Condition
Ignition switch ON
Ignition switch ON
Ignition switch ON
A/C switch ON or engine coolant
temp. sensor more than 96 °C
°
F) with engine running
Except the above-mentioned with
engine running
Ignition switch ON
Ignition switch OFF
A/C switch ON with engine running
Except the above-mentioned with
engine running
Ignition switch ON
Evaporator thermistor temp. at
Ω
)
Approx. 25 °C (77 °F) with
switch ON
Evaporator thermistor temp. at
Ω ) Approx. 0 °C (32 °F) with ignition
switch ON
A/C switch ON with ignition switch
ON
A/C switch OFF with ignition switch
ON
Engine coolant temperature at
Ω ) Approx. 80 °C (176 °F) with ignition
ON
Engine coolant temperature at
Ω
) Approx. 110 °C (230 °F) with ignition
ON
Ignition switch ON
Blower switch 2nd, 3rd or 4th position
with ignition switch ON
• Blower switch 1st position with igni-
tion switch ON
• A/C switch ON and blower switch
off with ignition ON
Blower switch OFF position with igni-
tion switch ON
(205
ignition