Infiniti G20 (P11). Manual — part 305
Wiring Diagram
NCEC0466
TEC834
GI
MA
EM
LC
FE
CL
MT
AT
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
MIL & DATA LINK CONNECTORS
Wiring Diagram
EC-631
Fuel Pressure Regulator
NCEC0467
Fuel pressure at idling
kPa (kg/cm
2
, psi)
Vacuum hose is connected
Approximately 235 (2.4, 34)
Vacuum hose is disconnected
Approximately 294 (3.0, 43)
Idle Speed and Ignition Timing
NCEC0468
Target idle speed*1
rpm
No-load*3 (in “P” or “N” position)
800
±
50
Air conditioner: ON
rpm
In “P” or “N” position
850 or more
Ignition timing*2
In “P” or “N” position
15°
±
2° BTDC
Throttle position sensor idle position
V
0.15 - 0.85
*1: Throttle position sensor harness connector connected
*2: Throttle position sensor harness connector disconnected
*3: Under the following conditions:
I
Air conditioner switch: OFF
I
Electrical load: OFF (Lights & rear window defogger)
I
Steering wheel: Kept in straight-ahead position
Ignition Coil
NCEC0469
Primary voltage
V
Battery voltage (11 - 14)
Primary resistance [at 25°C (77°F)]
Ω
Approximately 0.8
Secondary resistance [at 25°C (77°F)]
k
Ω
Approximately 16
Mass Air Flow Sensor
NCEC0470
Supply voltage
V
Battery voltage (11 - 14)
Output voltage
V
1.3 - 1.7*
Mass air flow
(Using CONSULT-II or GST)
g·m/sec
2.5 - 5.0 at idle*
7.1 - 12.5 at 2,500 rpm*
*: Engine is warmed up to normal operating temperature and idling under no-load.
Engine Coolant Temperature Sensor
NCEC0471
Temperature
°C (°F)
Resistance
k
Ω
20 (68)
2.1 - 2.9
50 (122)
0.68 - 1.00
90 (194)
0.236 - 0.260
EGR Volume Control Valve
NCEC0671
Resistance [at 20°C (68°F)]
Ω
Between terminals 1-2, 2-3, 4-5 and 5-6
20.9 - 23.1
EGR Temperature Sensor
NCEC0472
EGR temperature
°C (°F)
Voltage
V
Resistance
M
Ω
0 (32)
4.56
0.73 - 0.89
50 (122)
2.25
0.074 - 0.082
100 (212)
0.59
0.012 - 0.014
SERVICE DATA AND SPECIFICATIONS (SDS)
Fuel Pressure Regulator
EC-632
Fuel Pump
NCEC0473
Resistance [at 25°C (77°F)]
Ω
0.2 - 5.0
IACV-AAC Valve
NCEC0474
Resistance [at 20°C (68°F)]
Ω
20 - 24
Injector
NCEC0475
Resistance [at 20°C (68°F)]
Ω
13.5 - 17.5
Resistor
NCEC0476
Resistance [at 25°C (77°F)]
k
Ω
4 - 8
Throttle Position Sensor
NCEC0477
Throttle valve conditions
Voltage (at normal operating temperature, engine off, ignition switch ON,
throttle opener disengaged)
Completely closed (a)
0.15 - 0.85V
Partially open
Between (a) and (b)
Completely open (b)
3.5 - 4.7V
Heated Oxygen Sensor 1 Heater (Front)
NCEC0478
Resistance [at 25°C (77°F)]
Ω
2.3 - 4.3
Calculated Load Value
NCEC0479
Calculated load value %
(Using CONSULT-II or GST)
At idle
20.0 - 35.5
At 2,500 rpm
17.0 - 30.0
Intake Air Temperature Sensor
NCEC0480
Temperature
°C (°F)
Resistance
k
Ω
20 (68)
2.1 - 2.9
80 (176)
0.27 - 0.38
EVAP Canister Purge Volume Control Valve
NCEC0481
Resistance [at 20°C (68°F)]
Ω
22 - 26
Heated Oxygen Sensor 2 Heater (Rear)
NCEC0483
Resistance [at 25°C (77°F)]
Ω
2.3 - 4.3
Crankshaft Position Sensor (OBD)
NCEC0484
Resistance [at 20°C (68°F)]
Ω
166 - 204
GI
MA
EM
LC
FE
CL
MT
AT
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
SERVICE DATA AND SPECIFICATIONS (SDS)
Fuel Pump
EC-633
Fuel Tank Temperature Sensor
=NCEC0485
Temperature
°C (°F)
Resistance
k
Ω
20 (68)
2.3 - 2.7
50 (122)
0.79 - 0.90
SERVICE DATA AND SPECIFICATIONS (SDS)
Fuel Tank Temperature Sensor
EC-634
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