Suzuki Grand Vitara JB416 / JB420. Manual — part 68

1A-221 Engine General Information and Diagnosis:

C37-60

BRN/

WHT

Oil control valve
output (for M16
engine)

*0 – 0.6 V

↑↓

10 – 14 V

(“Reference

waveform No.28: ”

and “Reference

waveform No.29: ”)

At the moment of ignition
switch turned ON.

Output signal is active
high pulse. Duty ratio
varies depending on
vehicle condition.

Terminal

No.

Wire

color

Circuit

Normal voltage

Condition

Remarks

Terminal

No.

Wire

color

Circuit

Normal voltage

Condition

Remarks

E23-1

BLU/

BLK

Main power supply

10 – 14 V

Ignition switch turned ON.

—

E23-2

WHT

Power source for
ECM internal
memory

10 – 14 V

Ignition switch turned ON.

—

E23-3

—

—

—

—

—

E23-4

WHT/

RED

CAN (high)
communication line
(active high signal)
to ABS hydraulic
unit / control
module assembly

*2.5 – 4.5 V
(“Reference

waveform No.30: ”)

Ignition switch turned ON
with engine at stop.

CAN communication line
signal is pulse. Pulse
signal displayed with a
regular frequency which
varies depending on
engine condition.

E23-5

PPL/

WHT

Serial
communication line
of data link
connector 12 V

8 – 14 V

Ignition switch turned ON.

—

E23-6

BLK/

WHT

Cruise control main
switch signal (if
equipped with
cruise control
system)

10 – 14 V

Ignition switch turned ON,
cruise control main switch
to ON position. (cruise
control main switch is kept
in push)

—

E23-7

BLU

Clutch pedal
position switch
signal (for M/T
model, if equipped
with cruise control
system)

4 – 6 V

Ignition switch turned ON,
clutch pedal not
depressed.

—

0 – 1 V

Ignition switch turned ON,
clutch pedal full
depressed.

E23-8

YEL/
GRN

Brake pedal
position switch
signal (if equipped
with cruise control
system)

10 – 14 V

Ignition switch turned ON,
stop lamp not lit up.

—

0 – 1 V

Ignition switch turned ON,
stop lamp lit up.

E23-9

—

—

—

—

—

E23-10

—

—

—

—

—

E23-11

—

—

—

—

—

E23-12

YEL

Diagnosis switch
terminal (if
equipped)

4 – 5 V

Ignition switch turned ON.

—

E23-13

PNK/

BLU

Clock signal for
immobilizer coil
antenna (if
equipped)

10 – 14 V

Ignition switch turned ON.

—

E23-14

—

—

—

—

—

Engine General Information and Diagnosis: 1A-222

E23-15

WHT/

GRN

Fuel pump relay
output

0 – 2.5 V

For 2 sec. from the time
ignition switch is turned
ON or while engine is
running.

—

10 – 14 V

On and after 2 sec. from
the time ignition switch is
turned ON or while engine
is at stop.

E23-16

BLU/

BLK

Main power supply

10 – 14 V

Ignition switch turned ON.

—

E23-17

GRN

Power supply of
throttle actuator
drive circuit

10 – 14 V

Ignition switch turned ON.

—

E23-18

—

—

—

—

—

E23-19

WHT/

BLU

CAN (low)
communication line
(active low signal)
to ABS hydraulic
unit / control
module assembly

*0.5 – 2.5 V
(“Reference

waveform No.30: ”)

Ignition switch turned ON
with engine stop.

CAN communication line
signal is pulse. Pulse
signal displayed with a
regular frequency which
varies depending on
engine condition.

E23-20

GRN/

WHT

Stop lamp switch
signal

0 – 1 V

Ignition switch turned ON,
stop lamp not lit up.

—

10 – 14 V

Ignition switch turned ON,
stop lamp lit up.

E23-21

BLK/

YEL

Cruise control
command switch
ground (if equipped
with cruise control
system)

Below 1.3 V

Ignition switch turned ON.

—

E23-22 LT GRN

Cruise control
command switch
signal (if equipped
with cruise control
system)

4 – 6 V

Ignition switch turned ON.

—

E23-23

—

—

—

—

—

E23-24

YEL/

RED

Fuel level sensor
signal

0 – 6 V

Ignition switch turned ON.
Voltage varies depends on
fuel level.

—

E23-25

—

—

—

—

—

E23-26

—

—

—

—

—

E23-27

—

—

—

—

—

E23-28

GRY/

BLU

Serial
communication line
for immobilizer coil
antenna (if
equipped)

10 – 14 V

Ignition switch turned ON.

—

E23-29

BLK/

WHT

Ignition switch
signal

0 – 1 V

Ignition switch turned OFF.

—

10 – 14 V

Ignition switch turned ON.

E23-30

—

—

—

—

—

E23-31

—

—

—

—

—

E23-32

—

—

—

—

—

E23-33

—

—

—

—

—

E23-34

—

—

—

—

—

E23-35

—

—

—

—

—

E23-36

—

—

—

—

—

E23-37

—

—

—

—

—

E23-38

—

—

—

—

—

E23-39

—

—

—

—

—

Terminal

No.

Wire

color

Circuit

Normal voltage

Condition

Remarks

1A-223 Engine General Information and Diagnosis:

E23-40

—

—

—

—

—

E23-41

—

—

—

—

—

E23-42

—

—

—

—

—

E23-43

—

—

—

—

—

E23-44

—

—

—

—

—

E23-45

—

—

—

—

—

E23-46

RED/

BLK

Radiator cooling
fan relay No.1
output

10 – 14 V

Ignition switch turned ON,
engine coolant temp.:
below 95

°C (203 °F), or

A/C refrigerant pressure:
below 300 kPa (43.5 psi)
with A/C switch turned on
while engine is running.

—

0 – 2 V

Ignition switch turned ON,
engine coolant temp.: 97.5

°C (207.5 °F) or higher, or
A/C refrigerant pressure:
340 kPa (49.3 psi) or
higher with A/C switch
turned on while engine is
running.

E23-47

RED

Radiator cooling
fan relay No.2
output

10 – 14 V

Ignition switch turned ON,
engine coolant temp.:
below 100

°C (212 °F), or

A/C refrigerant pressure:
below 1300 kPa (188.5
psi) with A/C switch turned
on while engine is running.

—

0 – 2 V

Ignition switch turned ON,
engine coolant temp.:
102.5

°C (216.5 °F) or

higher, or A/C refrigerant
pressure: 1600 kPa (232
psi) or higher with A/C
switch turned on while
engine is running.

E23-48

RED/

YEL

Radiator cooling
fan relay No.3
output

10 – 14 V

Ignition switch turned ON,
engine coolant temp.:
below 100

°C (212 °F), or

A/C refrigerant pressure:
below 1300 kPa (188.5
psi) with A/C switch turned
on while engine is running.

—

0 – 2 V

Ignition switch turned ON,
engine coolant temp.:
102.5

°C (216.5 °F) or

higher, or A/C refrigerant
pressure: 1600 kPa (232
psi) or higher with A/C
switch turned on while
engine is running.

E23-49

PNK

A/C compressor
relay output (if
equipped with A/C)

10 – 14 V

Engine running, A/C
switch OFF and blower
selector at OFF position.

—

0 – 1 V

Engine running, A/C
switch ON and blower
selector at 1st position or
more.

Terminal

No.

Wire

color

Circuit

Normal voltage

Condition

Remarks

Engine General Information and Diagnosis: 1A-224

E23-50

BLU/
ORN

Throttle actuator
control relay output

0 – 1 V

Ignition switch turned ON.

—

E23-51

BLU/

YEL

Ground for
accelerator pedal
position (APP)
sensor (sub)

Below 0.3 V

Ignition switch turned ON.

—

E23-52

BLU/
GRN

Accelerator pedal
position (APP)
sensor (sub) signal

0.30 – 0.44 V

Ignition switch turned ON
and accelerator pedal at
idle position after warmed
up engine.

—

1.74 – 2.17 V

Ignition switch turned ON
and accelerator pedal at
full depressed position
after warmed up engine.

E23-53

ORN/

BLU

Output for 5 V
power source of
accelerator pedal
position (APP)
sensor (sub)

4.5 – 5.5 V

Ignition switch turned ON.

—

E23-54

ORN

Ground for
accelerator pedal
position (APP)
sensor (main)

Below 0.3 V

Ignition switch turned ON.

—

E23-55

WHT/

BLU

Accelerator pedal
position (APP)
sensor (main)
signal

0.65 – 0.82 V

Ignition switch turned ON
and accelerator pedal at
idle position after warmed
up engine.

—

3.50 – 4.27 V

Ignition switch turned ON
and accelerator pedal at
full depressed position
after warmed up engine.

E23-56

WHT

Output for 5 V
power source of
accelerator pedal
position (APP)
sensor (main)

4.5 – 5.5 V

Ignition switch turned ON.

—

E23-57

—

—

—

—

—

E23-58

—

—

—

—

—

E23-59

—

—

—

—

—

E23-60

BLU

Main power supply
relay output

10 – 14 V

Ignition switch turned OFF.

—

0 – 2 V

Ignition switch turned ON.

Terminal

No.

Wire

color

Circuit

Normal voltage

Condition

Remarks