Nissan Titan. Instruction — 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
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