Nissan Titan. Manual — part 191

ECM

EC-65

< ECU DIAGNOSIS INFORMATION >

[VK56DE]

C

D

E

F

G

H

I

J

K

L

M

A

EC

N

P

O

5

L/B

Throttle control motor (Open)

[Ignition switch: ON]
• Engine: Stopped
• Selector lever: D
• Accelerator pedal: Fully depressed

0 - 14V

6

GR

Heated oxygen sensor 2 heat-
er (bank 1)

[Engine is running]
• Engine speed: Below 3,600 rpm after the

following conditions are met.

- Engine: After warming up
- Keeping the engine speed between 3,500

and 4,000 rpm for 1 minute and at idle for 1
minute under no load

0 - 1.0V

[Ignition switch: ON]
• Engine: Stopped
[Engine is running]
• Engine speed: Above 3,600 rpm

BATTERY VOLTAGE
(11 - 14V)

10

W

Intake valve timing control so-
lenoid valve (bank 1)

[Engine is running]
• Warm-up condition
• Idle speed

BATTERY VOLTAGE
(11 - 14V)

[Engine is running]
• Warm-up condition
• Engine speed: 2,000rpm

7 - 12V

11

LG

Intake valve timing control so-
lenoid valve (bank 2)

[Engine is running]
• Warm-up condition
• Idle speed

BATTERY VOLTAGE
(11 - 14V)

[Engine is running]
• Warm-up condition
• Engine speed: 2,000rpm

7 - 12V

12

R

Power steering pressure sen-
sor

[Engine is running]
• Steering wheel: Being turned

0.5 - 4.5V

[Engine is running]
• Steering wheel: Not being turned

0.4 - 0.8V

TER-

MI-

NAL

NO.

WIRE

COLOR

ITEM

CONDITION

DATA (DC Voltage)

PBIB1105E

PBIB1790E

PBIB1790E

EC-66

< ECU DIAGNOSIS INFORMATION >

[VK56DE]

ECM

13

O

Crankshaft position sensor
(POS)

[Engine is running]
• Warm-up condition
• Idle speed
NOTE:
The pulse cycle changes depending on rpm at
idle

Approximately 10V

[Engine is running]
• Engine speed: 2,000 rpm

Approximately 10V

14

Y

Camshaft position sensor
(PHASE)

[Engine is running]
• Warm-up condition
• Idle speed
NOTE:
The pulse cycle changes depending on rpm at
idle

1.0 - 4.0V

[Engine is running]
• Engine speed: 2,000 rpm

1.0 - 4.0V

15

W

Knock sensor (bank 1)

[Engine is running]
• Idle speed

Approximately 2.5V

16

G

A/F sensor 1 (bank 2)

[Engine is running]
• Warm-up condition
• Engine speed: 2,000 rpm

Approximately 1.8V
Output voltage varies with air fuel
ratio.

TER-

MI-

NAL

NO.

WIRE

COLOR

ITEM

CONDITION

DATA (DC Voltage)

PBIB1041E

PBIB1042E

PBIB1039E

PBIB1040E

ECM

EC-67

< ECU DIAGNOSIS INFORMATION >

[VK56DE]

C

D

E

F

G

H

I

J

K

L

M

A

EC

N

P

O

21
22
23
44

O/L
BR
GR/W
O

Fuel injector No. 5
Fuel injector No. 3
Fuel injector No. 1
Fuel injector No. 7

[Engine is running]
• Warm-up condition
• Idle speed
NOTE:
The pulse cycle changes depending on rpm at
idle

BATTERY VOLTAGE
(11 - 14V)

[Engine is running]
• Warm-up condition
• Engine speed: 2,000 rpm

BATTERY VOLTAGE
(11 - 14V)

24
43

GR/G
GR/G

A/F sensor 1 heater (bank 2)

[Engine is running]
• Warm-up condition
• Idle speed

(More than 140 seconds after starting en-
gine)

Approximately 2.9 - 8.8V

25

O/G

Heated oxygen sensor 2 heat-
er (bank 2)

[Engine is running]
• Engine speed: Below 3,600 rpm after the

following conditions are met.

- Engine: After warming up
- Keeping the engine speed between 3,500

and 4,000 rpm for 1 minute and at idle for 1
minute under no load

0 - 1.0V

[Ignition switch: ON]
• Engine: Stopped
[Engine is running]
• Engine speed: Above 3,600 rpm

BATTERY VOLTAGE
(11 - 14V)

32

L

EVAP control system pres-
sure sensor

[Ignition switch: ON]

Approximately 1.8 - 4.8V

34

R/B

Intake air temperature sensor

[Engine is running]

Approximately 0 - 4.8V
Output voltage varies with intake
air temperature.

35

O

A/F sensor 1 (bank 1)

[Engine is running]
• Warm-up condition
• Engine speed: 2,000 rpm

Approximately 1.8V
Output voltage varies with air fuel
ratio.

36

W

Knock sensor (bank 2)

[Engine is running]
• Idle speed

Approximately 2.5V

TER-

MI-

NAL

NO.

WIRE

COLOR

ITEM

CONDITION

DATA (DC Voltage)

SEC984C

SEC985C

PBIA8148J

EC-68

< ECU DIAGNOSIS INFORMATION >

[VK56DE]

ECM

38

L

Fuel pump control module
(FPCM) check

[Ignition switch: ON]
• More than a few seconds after turning igni-

tion switch ON

Approximately 0V

[Ignition switch: ON]
• For a few seconds after turning ignition

switch ON

[Engine is running]
• Warm-up condition
• Idle speed

4 - 6V

39

L/Y

Fuel pump control module
(FPCM)

[When cranking engine]

0 - 0.5V

[Engine is running]
• Warm-up condition
• Idle speed

8 - 12V

40
41
42
63

Y/G
P
L
G

Fuel injector No. 6
Fuel injector No. 4
Fuel injector No. 2
Fuel injector No. 8

[Engine is running]
• Warm-up condition
• Idle speed
NOTE:
The pulse cycle changes depending on rpm at
idle

BATTERY VOLTAGE
(11 - 14V)

[Engine is running]
• Warm-up condition
• Engine speed: 2,000 rpm

BATTERY VOLTAGE
(11 - 14V)

45

L/Y

EVAP canister purge volume
control solenoid valve

[Engine is running]
• Idle speed
• Accelerator pedal: Not depressed even

slightly, after engine starting

BATTERY VOLTAGE
(11 - 14V)

[Engine is running]
• Engine speed: About 2,000 rpm (More than

100 seconds after starting engine)

BATTERY VOLTAGE
(11 - 14V)

TER-

MI-

NAL

NO.

WIRE

COLOR

ITEM

CONDITION

DATA (DC Voltage)

SEC984C

SEC985C

SEC990C

SEC991C