Nissan Qashqai (2007-2010). Manual — part 443
EGR SYSTEM
EC-1291
< FUNCTION DIAGNOSIS >
[K9K]
C
D
E
F
G
H
I
J
K
L
M
A
EC
N
P
O
1.
Fuel rail pressure sensor
2.
Glow relay
3.
ECM
A.
View with battery removed
1.
Electric throttle control actuator
2.
Clutch switch
3.
Clutch pedal
1.
Body ground E17
JMBIA0426ZZ
JMBIA0427ZZ
JMBIA0428ZZ
EC-1292
< FUNCTION DIAGNOSIS >
[K9K]
IDLE SPEED CONTROL
IDLE SPEED CONTROL
System Diagram
INFOID:0000000001102318
System Description
INFOID:0000000001080389
The ECM is responsible for regulating the idle speed as a function of the idle speed setpoint which it calcu-
lates.
• The idle speed setpoint is dependent on:
- Engine coolant temperature
- Emission control program
- Air conditioning requirement
- Gear engaged
- Electrical load
- Battery voltage
Component Parts Location
INFOID:0000000001080391
1.
Engine speed in rpm
2.
Engine coolant temperature
°
C
JMBIA0434ZZ
IDLE SPEED CONTROL
EC-1293
< FUNCTION DIAGNOSIS >
[K9K]
C
D
E
F
G
H
I
J
K
L
M
A
EC
N
P
O
1.
Fuel injector
2.
Glow plug
3.
Fuel rail pressure sensor
4.
Crankshaft position sensor
5.
Turbocharger boost sensor
6.
Engine coolant temperature sensor
7.
Glow relay
8.
Turbocharger boost control solenoid
valve
9.
ECM
10. Mass air flow sensor (with intake air
temperature sensor)
11.
Electric throttle control actuator
12. Camshaft position sensor
13. EGR volume control valve
JMBIA0429ZZ
EC-1294
< FUNCTION DIAGNOSIS >
[K9K]
IDLE SPEED CONTROL
: Vehicle front
1.
Mass air flow sensor (with intake air
temperature sensor)
2.
Engine coolant temperature sensor
1.
Camshaft Position Sensor
2.
Fuel injector
: Vehicle front
1.
Crankshaft position sensor
2.
Turbocharger boost control solenoid
valve
: Vehicle front
1.
Turbocharger boost sensor
2.
Refrigerant pressure sensor
JMBIA0419ZZ
JMBIA0420ZZ
JMBIA0421ZZ
JMBIA0422ZZ
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