Nissan Tiida C11. Instruction — part 522
EC-738
< FUNCTION DIAGNOSIS >
[MR18DE]
COOLING FAN CONTROL
Models with A/C
Models without A/C
Cooling Fan Relay Operation
The ECM controls cooling fan relays through CAN communication line.
PBIB2483E
PBIB3335E
Cooling fan speed
Cooling fan relay
1
2
3
Stop (OFF)
OFF
OFF
OFF
Low (LOW)
ON
OFF
OFF
High (HI)
OFF
ON
ON
COOLING FAN CONTROL
EC-739
< FUNCTION DIAGNOSIS >
[MR18DE]
C
D
E
F
G
H
I
J
K
L
M
A
EC
N
P
O
Component Parts Location
INFOID:0000000001603914
1.
Ignition coil (with power transistor)
and spark plug
2.
Intake valve timing control solenoid
valve
3.
Refrigerant pressure sensor
4.
Knock sensor
5.
Fuel injector
6.
Cooling fan motor
7.
Camshaft position sensor (PHASE)
8.
IPDM E/R
9.
ECM
10. Mass air flow sensor (with intake
temperature sensor)
11.
Engine coolant temperature sensor
12. Electric throttle control actuator
(with built in throttle position sensor
and throttle control motor)
13. EVAP canister purge volume control
solenoid valve
PBIB3261E
EC-740
< FUNCTION DIAGNOSIS >
[MR18DE]
COOLING FAN CONTROL
1.
Mass air flow sensor
(with intake air temperature sensor)
2.
Engine coolant temperature sensor
3.
Electric throttle control actuator
(with built in throttle position sensor,
throttle control motor)
4.
PCV valve
5.
Cooling fan motor
6.
Resistor
7.
Refrigerant pressure sensor
BBIA0724E
COOLING FAN CONTROL
EC-741
< FUNCTION DIAGNOSIS >
[MR18DE]
C
D
E
F
G
H
I
J
K
L
M
A
EC
N
P
O
1.
Intake valve timing control solenoid
valve
2.
Knock sensor
3.
IPDM E/R
4.
Fuel pump fuse
5.
Fuel level sensor unit and fuel pump
harness connector
(view with inspection hole cover re-
moved)
6.
Fuel level sensor unit and fuel pump
7.
Fuel pressure regulator
8.
Fuel level sensor
9.
Fuel tank temperature sensor
10. Ignition coil
11.
Fuel injector
BBIA0735E
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