Suzuki Grand Vitara 2011 Manual page 291

Terminal Wire
No. color
BRN/
RED
(M16A
engine) Generator field coil
C37-8
BRN/ monitor signal
BLK
(J20A
engine)
Electric load
current sensor
C37-9 BLU
signal (J20A
engine)
CO adjusting
GRN/ resistor signal
C37-10
WHT (J20A engine, if
equipped)
Oxygen signal of
C37-11 RED heated oxygen
sensor-2
A/C refrigerant
GRY/
C37-12 pressure sensor
BLK
signal (A/C model)
GRN/ EVAP canister
C37-13
BLK purge valve output
Engine General Information and Diagnosis: For Petrol Engine Model 1A-222
Circuit Normal voltage
10 – 14 V
*0 – 1 V
↑↓
10 – 14 V
("Reference
waveform No.5: For
Petrol Engine Model"
and "Reference
waveform No.6: For
Petrol Engine Model")
0.5 – 1.0 V
1.3 – 1.7 V
1.8 – 2.4 V
0 – 5 V
4 – 5 V
*Approx. 0.15 V
("Reference
waveform No.7: For
Petrol Engine Model"
and "Reference
waveform No.8: For
Petrol Engine Model")
1.38 – 1.52 V
2.15 – 2.38 V
2.67 – 2.95 V
10 – 14 V
*0 – 0.6 V
↑↓
10 – 14 V
("Reference
waveform No.9: For
Petrol Engine Model")
Condition
Ignition switch turned ON.
Engine running at idle
after warmed up engine.
Ignition switch turned ON.
Run engine at 2000 rpm,
headlight switch turned
ON.
Run engine at 2000 rpm,
headlight switch ON and
blower selector at HI
position.
Ignition switch turned ON.
Ignition switch turned ON.
Engine running at idle
after warmed up engine.
Engine running, A/C
switch OFF and blower
selector at OFF position,
A/C refrigerant pressure:
800 kPa (116 psi)
Engine running, A/C
switch ON and blower
selector at 1st position or
more, A/C refrigerant
pressure: 1400 kPa (203
psi)
Engine running, A/C
switch ON and blower
selector at 1st position or
more, A/C refrigerant
pressure: 1800 kPa (261
psi)
Ignition switch turned ON
with engine at stop.
Set EVAP canister purge
valve at 52% by using
"Misc Test" of scan tool.
Remarks
Signal is duty pulse. Duty
ratio varies depending on
vehicle condition.
—
—
—
—
—
Output signal is active low
duty pulse. Duty ratio
varies depending on
vehicle condition.