Nissan Murano. Manual — part 591
EC-474
< ECU DIAGNOSIS INFORMATION >
[VQ35DE]
ECM
PURG VOL C/V
• Engine: After warming up
• Selector lever: P or N position
• Air conditioner switch: OFF
• No load
Idle
(Accelerator pedal: Not depressed even
slightly, after engine starting.)
0%
2,000 rpm
—
INT/V TIM (B1)
• Engine: After warming up
• Selector lever: P or N position
• Air conditioner switch: OFF
• No load
Idle
−
5 - 5
°
CA
2,000 rpm
Approx. 0 - 30
°
CA
INT/V TIM (B2)
• Engine: After warming up
• Selector lever: P or N position
• Air conditioner switch: OFF
• No load
Idle
−
5 - 5
°
CA
2,000 rpm
Approx. 0 - 30
°
CA
INT/V SOL (B1)
• Engine: After warming up
• Selector lever: P or N position
• Air conditioner switch: OFF
• No load
Idle
0 - 2%
2,000 rpm
Approx. 0 - 50%
INT/V SOL (B2)
• Engine: After warming up
• Selector lever: P or N position
• Air conditioner switch: OFF
• No load
Idle
0 - 2%
2,000 rpm
Approx. 0 - 50%
VIAS S/V-1
• Engine: After warming up
• Selector lever: P or N position
• Air conditioner switch: OFF
• No load
When revving engine up to 5,000 rpm
quickly
OFF
→
ON
→
OFF
VIAS S/V-2
• Engine: After warming up
• Selector lever: P or N position
• Air conditioner switch: OFF
• No load
When revving engine up to 5,000 rpm
quickly
OFF
→
ON
→
OFF
AIR COND RLY
• Engine: After warming up, idle the
engine
Air conditioner switch: OFF
OFF
Air conditioner switch: ON
(Compressor operates)
ON
ENGINE MOUNT
• Engine: After warming up
Idle (With vehicle stopped)
IDLE
Except above conditions
TRVL
FUEL PUMP RLY
• For 1 second after turning ignition switch: ON
• Engine running or cranking
ON
• Except above
OFF
VENT CONT/V
• Ignition switch: ON
OFF
THRTL RELAY
• Ignition switch: ON
ON
COOLING FAN
• Engine: After warming up, idle the
engine
• Air conditioner switch: OFF
Engine coolant temperature: 97
°
C
(206
°
F) or less
OFF
Engine coolant temperature: Between
98
°
C (208
°
F) and 99
°
C (210
°
F)
LOW
Engine coolant temperature: Between
100
°
C (212
°
F) and 104
°
C (219
°
F)
MID
Engine coolant temperature: 105
°
C
(221
°
F) or more
HI
HO2S2 HTR (B1)
• 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
ON
• Engine speed: Above 3,600 rpm
OFF
Monitor Item
Condition
Values/Status
ECM
EC-475
< ECU DIAGNOSIS INFORMATION >
[VQ35DE]
C
D
E
F
G
H
I
J
K
L
M
A
EC
N
P
O
HO2S2 HTR (B2)
• 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
ON
• Engine speed: Above 3,600 rpm
OFF
I/P PULLY SPD
• Vehicle speed: More than 20 km/h (12 MPH)
Almost the same speed as
the tachometer indication
VEHICLE SPEED
• Turn drive wheels and compare CONSULT value with the speedometer indi-
cation.
Almost the same speed as
the speedometer indication
IDL A/V LEARN
• Engine: Running
Idle air volume learning has not been per-
formed yet.
YET
Idle air volume learning has already been
performed successfully.
CMPLT
ENG OIL TEMP
• Engine: After warming up
More than 70
°
C (158
°
F)
TRVL AFTER MIL
• Ignition switch: ON
Vehicle has traveled after MIL has illumi-
nated.
0 - 65,535 km
(0 - 40,723 miles)
A/F S1 HTR (B1)
• Engine: After warming up, idle the engine
(More than 140 seconds after starting engine)
4 - 100%
A/F S1 HTR (B2)
• Engine: After warming up, idle the engine
(More than 140 seconds after starting engine)
4 - 100%
AC PRESS SEN
• Engine: Idle
• Both A/C switch and blower fan switch: ON (Compressor operates)
1.0 - 4.0 V
VHCL SPEED SE
• Turn drive wheels and compare CONSULT value with the speedometer indi-
cation.
Almost the same speed as
the speedometer indication
SET VHCL SPD
• Engine: Running
ASCD: Operating
The preset vehicle speed is
displayed
MAIN SW
• Ignition switch: ON
MAIN switch: Pressed
ON
MAIN switch: Released
OFF
CANCEL SW
• Ignition switch: ON
CANCEL switch: Pressed
ON
CANCEL switch: Released
OFF
RESUME/ACC SW
• Ignition switch: ON
RESUME/ACCELERATE switch:
Pressed
ON
RESUME/ACCELERATE switch: Re-
leased
OFF
SET SW
• Ignition switch: ON
SET/COAST switch: Pressed
ON
SET/COAST switch: Released
OFF
BRAKE SW1
(ASCD brake switch)
• Ignition switch: ON
Brake pedal: Fully released
ON
Brake pedal: Slightly depressed
OFF
BRAKE SW2
(Stop lamp switch)
• Ignition switch: ON
Brake pedal: Fully released
OFF
Brake pedal: Slightly depressed
ON
VHCL SPD CUT
• Ignition switch: ON
NON
LO SPEED CUT
• Ignition switch: ON
NON
AT OD MONITOR
• Ignition switch: ON
OFF
AT OD CANCEL
• Ignition switch: ON
OFF
CRUISE LAMP
• Ignition switch: ON
MAIN switch: Pressed at the 1st time
→
at the 2nd time
ON
→
OFF
SET LAMP
• MAIN switch: ON
• When vehicle speed is between
40 km/h (25 MPH) and 144 km/h
(89 MPH)
ASCD: Operating
ON
ASCD: Not operating
OFF
Monitor Item
Condition
Values/Status
EC-476
< ECU DIAGNOSIS INFORMATION >
[VQ35DE]
ECM
ALT DUTY
• Engine: Idle
0 - 80%
A/F ADJ-B1
• Engine: Running
−
0.330 - 0.330
A/F ADJ-B2
• Engine: Running
−
0.330 - 0.330
BAT CUR SEN
• Engine speed: Idle
• Battery: Fully charged*
2
• Selector lever: P or N position
• Air conditioner switch: OFF
• No load
Approx. 2,600 - 3,500 mV
ALT DUTY SIG
• Power generation voltage variable control: Operating
ON
• Power generation voltage variable control: Not operating
OFF
HO2 S2 DIAG1 (B1)
DTC P0139 self-diagnosis (delayed response) is incomplete.
INCMP
DTC P0139 self-diagnosis (delayed response) is complete.
CMPLT
HO2 S2 DIAG1 (B2)
DTC P0159 self-diagnosis (delayed response) is incomplete.
INCMP
DTC P0159 self-diagnosis (delayed response) is complete.
CMPLT
HO2 S2 DIAG2 (B1)
DTC P0139 self-diagnosis (slow response) is incomplete.
INCMP
DTC P0139 self-diagnosis (slow response) is complete.
CMPLT
HO2 S2 DIAG2 (B2)
DTC P0159 self-diagnosis (slow response) is incomplete.
INCMP
DTC P0159 self-diagnosis (slow response) is complete.
CMPLT
A/F SEN1 DIAG1
(B1)
DTC P015A and P015B self-diagnosis is incomplete.
INCMP
DTC P015A and P015B self-diagnosis is complete.
CMPLT
A/F SEN1 DIAG1
(B2)
DTC P015C and P015D self-diagnosis is incomplete.
INCMP
DTC P015C and P015D self-diagnosis is complete.
CMPLT
A/F SEN1 DIAG2
(B1)
DTC P014C and P014D self-diagnosis is incomplete.
INCMP
DTC P014C and P014D self-diagnosis is complete.
CMPLT
A/F SEN1 DIAG2
(B2)
DTC P014E and P014F self-diagnosis is incomplete.
INCMP
DTC P014E and P014F self-diagnosis is complete.
CMPLT
A/F SEN1 DIAG3
(B1)
The vehicle condition is not within the diagnosis range of DTC P014C, P014D,
P015A or P015B.
ABSNT
The vehicle condition is within the diagnosis range of DTC P014C, P014D,
P015A or P015B.
PRSNT
A/F SEN1 DIAG3
(B2)
The vehicle condition is not within the diagnosis range of DTC P014E, P014F,
P015C or P015D.
ABSNT
The vehicle condition is within the diagnosis range of DTC P014E, P014F,
P015C or P015D.
PRSNT
THRTL STK CNT
B1
*3
—
—
EVAP LEAK DIAG
Ignition switch: ON
Indicates the condition of
EVAP leak diagnosis.
EVAP DIAG READY
Ignition switch: ON
Indicates the ready condition
of EVAP leak diagnosis.
A/F-S ATMSPHRC
CRCT B1
Engine: After warming up, idle the engine
Varies depending on vehicle
environment.
A/F-S ATMSPHRC
CRCT B2
Engine: After warming up, idle the engine
Varies depending on vehicle
environment.
A/F-S ATMSPHRC
CRCT UP B1
Engine: Running
Varies depending on the
number of updates.
A/F-S ATMSPHRC
CRCT UP B2
Engine: Running
Varies depending on the
number of updates.
Monitor Item
Condition
Values/Status
ECM
EC-477
< ECU DIAGNOSIS INFORMATION >
[VQ35DE]
C
D
E
F
G
H
I
J
K
L
M
A
EC
N
P
O
*1: Accelerator pedal position sensor 2 signal and throttle position sensor 2 signal are converted by ECM inter-
nally. Thus, they differ from ECM terminals voltage signal.
*2: Before measuring the terminal voltage, confirm that the battery is fully charged. Refer to
*3: The item is indicated, but not used.
TERMINAL LAYOUT
PHYSICAL VALUES
NOTE:
• ECM is located in the engine room left side near battery.
• Specification data are reference values.
• Pulse signal is measured by CONSULT.
PBIA9221J
Terminal No.
Description
Condition
Value
(Approx.)
+
-–
Signal name
Input/
Output
1
(P/B)
112
(B)
Fuel injector No. 6
Output
[Engine is running]
• Warm-up condition
• Idle speed
NOTE:
The pulse cycle changes de-
pending on rpm at idle
BATTERY VOLTAGE
(11 - 14 V)
3
(L/W)
Fuel injector No. 5
29
(LG/R)
Fuel injector No. 4
30
(R/Y)
Fuel injector No. 3
[Engine is running]
• Warm-up condition
• Engine speed: 2,000 rpm
BATTERY VOLTAGE
(11 - 14 V)
31
(R/W)
Fuel injector No. 2
32
(R/B)
Fuel injector No. 1
2
(G/W)
112
(B)
Throttle control motor power
supply
Input
[Ignition switch: ON]
BATTERY VOLTAGE
(11 - 14 V)
4
(BR/Y)
112
(B)
A/F sensor 1 heater
(bank 1)
Output
[Engine is running]
• Warm-up condition
• Idle speed
(More than 140 seconds after
starting engine)
2.9 - 8.8 V
JMBIA0047GB
JMBIA0048GB
JMBIA0902GB
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст