Nissan Terrano model r20 series 2004. Manual - part 88

TER-

MINAL

NO.

WIRE

COLOR

ITEM

CONDITION

DATA (DC Voltage and Pulse

Signal)

35

R

Mass air flow sensor

Engine is running.

Warm-up condition
Idle speed

1.6 - 2.0V

37

LG/R

A/T signal No. 2

Engine is running.

Warm-up condition
Idle speed

Voltage goes high up once in
a few seconds

SEF448Z

38

B/W

Ignition switch

Ignition switch “OFF”

0V

Ignition switch “ON”

BATTERY VOLTAGE
(11 - 14V)

39
43

B
B

ECM ground

Engine is running.

Idle speed

Approximately 0V

40

R

Electronic control fuel
injection pump

Engine is running.

Warm-up condition
Idle speed

Approximately 2.5V

42

OR

Data link connector

Engine is running.

Idle speed (CONSULT-II is connected and
turned on)

Approximately 0V

64

OR/B

Approximately 0V

65

OR/W

Less than 9V

44

L/G

Crankshaft position sen-
sor (TDC)

Engine is running.

Warm-up condition
Idle speed

Approximately 0V

SEF333Y

Engine is running.

Warm-up condition
Engine speed is 2,000 rpm

Approximately 0V

SEF334Y

TROUBLE DIAGNOSIS — GENERAL DESCRIPTION

ZD30DDTi

ECM Terminals and Reference Value (Cont’d)

EC-74

TER-

MINAL

NO.

WIRE

COLOR

ITEM

CONDITION

DATA (DC Voltage and Pulse

Signal)

46

G

Charge air pressure sen-
sor

Engine is running.

Warm-up condition
Idle speed

Approximately 2.0V

47

L/R

Crankshaft position sen-
sor (TDC) ground

Engine is running.

Warm-up condition
Idle speed

Approximately 0V

48

R/B

Accelerator position sen-
sor power supply

Ignition switch “ON”

Approximately 5V

49

W

Sensor’s power supply

Ignition switch “ON”

Approximately 5V

50

B

Sensors’ ground

Engine is running.

Warm-up condition
Idle speed

Approximately 0V

51

B/W

Accelerator position sen-
sor ground

Engine is running.

Warm-up condition
Idle speed

Approximately 0V

52

Y

Electronic control fuel
injection pump

Engine is running.

Idle speed

Approximately 0.1V

53

OR

Electronic control fuel
injection pump

Engine is running.

Idle speed

Approximately 1.0V

54

R

Swirl control valve con-
trol solenoid valve

Engine is running.

Warm-up condition
At idle speed for more than 1 second
Lift up the vehicle
Gear position is in positions other than “P”
and “Neutral”

Approximately 0.1V

Engine is running.

Idle speed
Lift up the vehicle
Gear position is in “P” or “Neutral”

BATTERY VOLTAGE
(11 - 14V)

56
61

116

B/W
B/W
B/W

Power supply for ECM

Ignition switch “ON”

BATTERY VOLTAGE
(11 - 14V)

TROUBLE DIAGNOSIS — GENERAL DESCRIPTION

ZD30DDTi

ECM Terminals and Reference Value (Cont’d)

EC-75

TER-

MINAL

NO.

WIRE

COLOR

ITEM

CONDITION

DATA (DC Voltage and Pulse

Signal)

58

R/B

A/T signal No. 4

Engine is running.

Warm-up condition
Idle speed

Voltage goes high up once in
a few seconds

SEF448Z

59

G

Heat up switch

Ignition switch “ON”

Heat up switch is “ON”

Approximately 0V

Ignition switch “ON”

Heat up switch is “OFF”

BATTERY VOLTAGE
(11 - 14V)

68

Y/G

Accelerator position sen-
sor signal output

Ignition switch “ON”

Accelerator pedal fully released

0.4 - 0.6V

Ignition switch “ON”

Accelerator pedal fully depressed

Approximately 4.5V

101

Y

Variable nozzle turbo-
charger control solenoid
valve

Engine is running.

Warm-up condition
Idle speed

Approximately 6.8V

SEF253Z

Engine is running.

Warm-up condition
Engine speed is 2,000 rpm

Approximately 11V

SEF254Z

102

G/W

Current return

Engine is running.

Idle speed

BATTERY VOLTAGE
(11 - 14V)

TROUBLE DIAGNOSIS — GENERAL DESCRIPTION

ZD30DDTi

ECM Terminals and Reference Value (Cont’d)

EC-76

TER-

MINAL

NO.

WIRE

COLOR

ITEM

CONDITION

DATA (DC Voltage and Pulse

Signal)

103

R/Y
(LHD
mod-
els)
L/R
(RHD
mod-
els)

EGR volume control
valve

Engine is running.

Warm-up condition
Idle speed

0.1 - 14V

105
109

115

G/Y
Y/B
R/L

106

112
118

B
B
B

ECM ground

Engine is running.

Idle speed

Approximately 0V

111

LG

Glow relay

Refer to “GLOW CONTROL SYSTEM”, EC-244.

TROUBLE DIAGNOSIS — GENERAL DESCRIPTION

ZD30DDTi

ECM Terminals and Reference Value (Cont’d)

EC-77