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

waveform No.5: ”.

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

waveform No.5: ”.

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

waveform No.6: ”,

“Reference waveform

No.13: ” and

“Reference waveform

No.29: ”.

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

waveform No.6: ”,

“Reference waveform

No.14: ” and

“Reference waveform

No.29: ”.

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

waveform No.6: ”,

“Reference waveform

No.15: ” and

“Reference waveform

No.29: ”.

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

waveform No.10: ”

and “Reference

waveform No.11: ”.

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

waveform No.10: ”

and “Reference

waveform No.11: ”.

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

waveform No.16: ”,

“Reference waveform

No.28: ” and

“Reference waveform

No.29: ”.

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

waveform No.17: ”,

“Reference waveform

No.18: ” and

“Reference waveform

No.28: ”.

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

waveform No.17: ”,

“Reference waveform

No.19: ” and

“Reference waveform

No.28: ”.

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

waveform No.17: ”,

“Reference waveform

No.20: ” and

“Reference waveform

No.28: ”.

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

waveform No.16: ”,

“Reference waveform

No.28: ” and

“Reference waveform

No.29: ”.

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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Текст

Политика конфиденциальности