Infiniti G37 Coupe. Manual — part 474
COOLING FAN CONTROL
EC-77
< FUNCTION DIAGNOSIS >
[VQ37VHR]
C
D
E
F
G
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A
EC
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1.
Ignition coil No.5 (with power transis-
tor)
2.
Ignition coil No.3 (with power transis-
tor)
3.
Ignition coil No.1 (with power transis-
tor)
4.
Fuel injector No.3
5.
Fuel injector No.1
6.
Fuel injector No.2
7.
Fuel injector No.4
8.
Ignition coil No.2 (with power transis-
tor)
9.
Ignition coil No.4 (with power transis-
tor)
10. Ignition coil No.6 (with power transis-
tor)
11.
Fuel injector No.6
12. Fuel injector No.5
13. Knock sensor (bank 1)
14. Knock sensor (bank 2)
: Vehicle front
1.
Engine coolant temperature sensor
2.
A/F sensor 1 (bank 1)
3.
Crankshaft position sensor (POS)
1.
IPDM E/R
2.
Battery current sensor
3.
Refrigerant pressure sensor
JMBIA0843ZZ
JMBIA0844ZZ
JMBIA0013ZZ
JMBIA0014ZZ
EC-78
< FUNCTION DIAGNOSIS >
[VQ37VHR]
COOLING FAN CONTROL
: Vehicle front
1.
Power steering pressure sensor
2.
Alternator
3.
Engine oil temperature sensor
: Vehicle front
1.
EVAP service port
2.
EVAP canister purge volume control
solenoid valve
3.
EVAP canister
4.
EVAP canister vent control valve
5.
EVAP control system pressure sen-
sor
: Vehicle front
1.
Fuel level sensor unit and fuel pump
harness connector
2.
Fuel level sensor unit and fuel pump 3.
Fuel pressure regulator
4.
Fuel tank temperature sensor
1.
Accelerator pedal position sensor
2.
ECM
JMBIA0845ZZ
JMBIA0019ZZ
JMBIA0015ZZ
COOLING FAN CONTROL
EC-79
< FUNCTION DIAGNOSIS >
[VQ37VHR]
C
D
E
F
G
H
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J
K
L
M
A
EC
N
P
O
Component Description
INFOID:0000000001733951
1.
ICC steering switch
2.
CANCEL switch
3.
RESUME/ACCELERATE switch
4.
SET/COAST switch
5.
DISTANCE switch
6.
MAIN switch
1.
ASCD steering switch
2.
CANCEL switch
3.
RESUME/ACCELERATE switch
4.
SET/COAST switch
5.
MAIN switch
1.
Stop lamp switch
2.
ASCD brake switch (ASCD models)
ICC brake switch (ICC models)
3.
Brake pedal
4.
ASCD clutch switch (ASCD models)
ICC clutch switch (ICC models)
5.
Clutch pedal
JMBIA0016ZZ
JMBIA0017ZZ
JMBIA0051ZZ
Component
Reference
Camshaft position sensor (PHASE)
Crankshaft position sensor (POS)
Cooling fan control module
Cooling fan motor
Engine coolant temperature sensor
Refrigerant pressure sensor
EC-80
< FUNCTION DIAGNOSIS >
[VQ37VHR]
EVAPORATIVE EMISSION SYSTEM
EVAPORATIVE EMISSION SYSTEM
System Diagram
INFOID:0000000001733952
EVAPORATIVE EMISSION LINE DRAWING
PBIB1631E
1.
Intake manifold collector
2.
EVAP canister purge volume control
solenoid valve
3.
EVAP service port
: From next figure
JMBIA0859ZZ
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