Suzuki Grand Vitara JB627. Manual — part 64
1A-205 Engine General Information and Diagnosis:
28
BLK/
YEL
Starting motor
control relay output
0 – 1 V
Ignition switch is at ON
position.
—
10 – 14 V
Ignition switch is at ST
position. (Engine is
cranking.)
29
GRY/
RED
IMT vacuum
solenoid valve
output
0 – 1 V
Engine is racing after
warmed up engine.
—
10 – 14 V
Ignition switch is at ON
position.
30
YEL
EGR valve
(stepper motor coil
4) output (if
equipped)
10 – 14 V
Ignition switch is at ON
position.
—
*0 – 1 V
↑↓
10 – 14 V
Refer to “Reference
Engine is at cranking.
Output signal is active low
duty pulse. Number of
pulse generated times
varies depending on
engine condition.
31
YEL/
RED
EGR valve
(stepper motor coil
2) output (if
equipped)
10 – 14 V
Ignition switch is at ON
position.
—
*0 – 1 V
↑↓
10 – 14 V
Refer to “Reference
Engine is at cranking.
Output signal is active low
duty pulse. Number of
pulse generated times
varies depending on
engine condition.
32
GRY/
BLK
Fuel injector No.6
output
10 – 14 V
Ignition switch is at ON
position.
—
*0 – 0.6 V
↑↓
10 – 14 V
Refer to “Reference
No.13: ” and
Engine is running at
specified idle speed after
warmed up engine.
Output signal is active low
pulse. Pulse frequency
varies depending on the
engine speed.
Pulse width varies
depending on the ECT
and engine load.
33
PNK/
BLU
Fuel injector No.4
output
10 – 14 V
Ignition switch is at ON
position.
—
*0 – 0.6 V
↑↓
10 – 14 V
Refer to “Reference
No.14: ” and
Engine is running at
specified idle speed after
warmed up engine.
Output signal is active low
pulse. Pulse frequency
varies depending on the
engine speed.
Pulse width varies
depending on the ECT
and engine load.
34
PNK/
BLK
Fuel injector No.2
output
10 – 14 V
Ignition switch is at ON
position.
—
*0 – 0.6 V
↑↓
10 – 14 V
Refer to “Reference
No.15: ” and
Engine is running at
specified idle speed after
warmed up engine.
Output signal is active low
pulse. Pulse frequency
varies depending on the
engine speed.
Pulse width varies
depending on the ECT
and engine load.
Terminal
No.
Wire
color
Circuit
Normal voltage
Condition
Remarks
Engine General Information and Diagnosis: 1A-206
35
BLU/
RED
Ground for A/F
sensor adjusting
resister (Bank-2)
Below 0.3 V
Ignition switch is at ON
position.
—
36
BLU/
YEL
A/F sensor
adjusting resister
signal (Bank-2)
0.15 – 4.82 V
Ignition switch is at ON
position.
—
37
BRN
A/F sensor signal
(+) (Bank-2)
2.0 – 2.4 V
Refer to “Reference
and “Reference
Engine is running at
specified idle speed after
warmed up engine.
Output signal varies
depending on the engine
condition.
38
YEL
A/F sensor signal
(–) (Bank-2)
1.6 – 2.0 V
Refer to “Reference
and “Reference
Engine is running at
specified idle speed after
warmed up engine.
39
BLK/
YEL
Ground for ECM
Below 0.3 V
Ignition switch is at ON
position.
—
40
—
—
—
—
—
41
—
—
—
—
—
42
—
—
—
—
—
43
—
—
—
—
—
44
—
—
—
—
—
45
BLK
Output for 5 V
power source of
throttle position
sensor
4.5 – 5.5 V
Ignition switch is at ON
position.
—
46
WHT
Throttle position
sensor signal
(main)
0.34 – 0.66 V
Ignition switch is at ON
position and accelerator
pedal is not depressed
after warmed up engine.
Output signal varies
linearly depending on the
throttle valve opening.
3.96 – 4.33 V
Ignition switch is at ON
position and accelerator
pedal is at fully depressed
position after warmed up
engine.
47
WHT/
BLU
CKP sensor signal
*0 – 0.6 V
↑↓
4 – 6 V
Refer to “Reference
No.28: ” and
Engine is running at
specified idle speed after
warmed up engine.
Sensor signals are pulse.
Pulse frequency varies
depending on the engine
speed.
Terminal
No.
Wire
color
Circuit
Normal voltage
Condition
Remarks
1A-207 Engine General Information and Diagnosis:
48
GRY/
BLK
A/C refrigerant
pressure sensor
signal (if equipped)
1.38 – 1.52 V
Air conditioning system is
not operated while engine
is running and A/C
refrigerant pressure is 800
kPa (116 psi).
Output signal varies
linearly depending on the
A/C refrigerant pressure.
2.15 – 2.38 V
Air conditioning system is
operation while engine is
running and when A/C
refrigerant pressure is
1400 kPa (203 psi).
—
2.67 – 2.95 V
Air conditioning system is
operation while engine is
running and when A/C
refrigerant pressure is
1800 kPa (261 psi).
—
49
GRY/
RED
Output for 5 V
power source of
MAP sensor (if
equipped) and A/C
refrigerant
pressure sensor (if
equipped)
4.5 – 5.5 V
Ignition switch is at ON
position.
—
50
—
—
—
—
—
51
—
—
—
—
—
52
—
—
—
—
—
53
—
—
—
—
—
54
—
—
—
—
—
55
BRN/
RED
Ignition coil No.5
output
0 – 0.6 V
Ignition switch is at ON
position.
—
*0 – 0.6 V
↑↓
4 – 6 V
Refer to “Reference
No.18: ” and
Engine is running at
specified idle speed after
warmed up engine.
Output signal is active
high pulse. Pulse
frequency varies
depending on the engine
speed.
56
BRN/
WHT
Ignition coil No.3
output
0 – 0.6 V
Ignition switch is at ON
position.
—
*0 – 0.6 V
↑↓
4 – 6 V
Refer to “Reference
No.19: ” and
Engine is running at
specified idle speed after
warmed up engine.
Output signal is active
high pulse. Pulse
frequency varies
depending on the engine
speed.
Terminal
No.
Wire
color
Circuit
Normal voltage
Condition
Remarks
Engine General Information and Diagnosis: 1A-208
57
BRN
Ignition coil No.1
output
0 – 0.6 V
Ignition switch is at ON
position.
—
*0 – 0.6 V
↑↓
4 – 6 V
Refer to “Reference
No.20: ” and
Engine is running at
specified idle speed after
warmed up engine.
Output signal is active
high pulse. Pulse
frequency varies
depending on the engine
speed.
58
BLK/
YEL
Ground for ECM
Below 0.3 V
Ignition switch is at ON
position.
—
59
BLK/
YEL
Ground for ECM
Below 0.3 V
Ignition switch is at ON
position.
—
60
—
—
—
—
—
61
—
—
—
—
—
62
—
—
—
—
—
63
—
—
—
—
—
64
RED
Ground for throttle
position sensor
Below 0.3 V
Ignition switch is at ON
position.
—
65
GRN
Throttle position
sensor signal (sub)
4.22 – 4.58 V
Ignition switch is at ON
position and accelerator
pedal is not depressed
after warmed up engine.
Output signal varies
linearly depending on the
throttle valve opening.
0.58 – 0.95 V
Ignition switch is at ON
position and accelerator
pedal is at fully depressed
position after warmed up
engine.
66
WHT/
RED
CMP sensor signal
*0 – 0.6 V
↑↓
4 – 6 V
Refer to “Reference
No.28: ” and
Engine running at
specified idle speed after
warmed up engine.
Sensor signals are pulse.
Pulse frequency varies
depending on the engine
speed.
67
GRY/
GRN
Ground for MAP
sensor (if
equipped), A/C
refrigerant
pressure sensor (if
equipped), engine
coolant
temperature
sensor, IAT sensor
and heated oxygen
sensor-2 (if
equipped)
Below 0.3 V
Ignition switch is at ON
position.
—
Terminal
No.
Wire
color
Circuit
Normal voltage
Condition
Remarks
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