Nissan Terrano r20e. Instruction — part 178
TERMI-
NAL
NO.
WIRE
COLOR
ITEM
CONDITION
DATA (DC Voltage and
Pulse Signal)
322
B
Control sleeve position
sensor ground
[Engine is running]
I
Idle speed
Approximately 2.6V
NEF476
325
L
ECM relay (Self-shutoff)
[Ignition switch “ON”]
[Ignition switch “OFF”]
I
For a few seconds after turning ignition switch
“OFF”
Approximately 1.4V
[Ignition switch “OFF”]
I
A few seconds passed after turning ignition switch
“OFF”
BATTERY VOLTAGE
(11 - 14V)
331
L/R
Crankshaft position sensor
(TDC) ground
[Engine is running]
I
Warm-up condition
I
Idle speed
Approximately 0V
333
R
Needle lift sensor ground
[Ignition switch “ON”]
Approximately 0V
334
G/R
Engine coolant tempera-
ture sensor ground
[Ignition switch “ON”]
Approximately 0V
335
G/R
Fuel temperature sensor
ground
[Engine is running]
Approximately 0V
344
L/G
Crankshaft position sensor
(TDC)
[Engine is running]
I
Warm-up condition
I
Idle speed
Approximately 0V
SEF333Y
[Engine is running]
I
Warm-up condition
I
Engine speed is 2,000 rpm
Approximately 0V
SEF334Y
345
G
Needle lift sensor
[Engine is running]
I
Warm-up condition
I
Idle speed
Approximately 3.5V
[Engine is running]
I
Warm-up condition
I
Engine speed is 2,000 rpm
Approximately 3.5V
TROUBLE DIAGNOSES
TD27Ti
ECM Terminals and Reference Value (Cont’d)
EC-349
TERMI-
NAL
NO.
WIRE
COLOR
ITEM
CONDITION
DATA (DC Voltage and
Pulse Signal)
347
LG/W
Engine coolant tempera-
ture sensor
[Engine is running]
Approximately 0 - 4.8V
Output voltage varies with
engine coolant tempera-
ture
348
Y/B
Fuel temperature sensor
[Engine is running]
0.6 - 5V
Output voltage varies with
fuel temperature.
349
G/R
Injection timing control
valve ground
[Ignition switch “ON”]
Approximately 0V
403
G/R
Air conditioner switch
[Engine is running]
I
Air conditioner switch is “OFF”
BATTERY VOLTAGE
(11 - 14V)
[Engine is running]
I
Both air conditioner switch and blower fan switch
are “ON”
(Compressor is operating)
Approximately 0.1V
405
G/Y
Stop lamp switch
[Ignition switch “ON”]
I
Brake pedal fully released
Approximately 0V
[Ignition switch “ON”]
I
Brake pedal depressed
BATTERY VOLTAGE
(11 - 14V)
416
Y/R
Brake pedal position
switch
[Ignition switch “ON”]
I
Brake pedal fully released
BATTERY VOLTAGE
(11 - 14V)
[Ignition switch “ON”]
I
Brake pedal depressed
Approximately 0V
415
OR
Data link connector for
CONSULT-II
[Engine is running]
I
Idle speed (CONSULT-II is connected and turned
on)
Approximately 0V
420
OR/R
BATTERY VOLTAGE
(11 - 14V)
417
Y/B
Vehicle speed sensor
[Engine is running]
I
Lift up the vehicle
I
In 1st gear position
I
Vehicle speed is 10 km/h (6 MPH)
0 - Approximately 8V
SEF891Y
[Engine is running]
I
Lift up the vehicle
I
In 2nd gear position
I
Vehicle speed is 30 km/h (19 MPH)
Approximately 6V
SEF892Y
422
PU
Start signal
[Ignition switch “ON”]
Approximately 0V
[Ignition switch “START”]
BATTERY VOLTAGE
(11 - 14V)
425
R/B
Accelerator position sen-
sor ground
[Engine is running]
I
Warm-up condition
I
Idle speed
Approximately 0V
TROUBLE DIAGNOSES
TD27Ti
ECM Terminals and Reference Value (Cont’d)
EC-350
TERMI-
NAL
NO.
WIRE
COLOR
ITEM
CONDITION
DATA (DC Voltage and
Pulse Signal)
426
B
Accelerator position switch
(Idle) ground
[Ignition switch “ON”]
Approximately 0V
433
R/W
Accelerator position sen-
sor power supply
[Ignition switch “ON”]
Approximately 5V
434
G
Accelerator position sen-
sor
[Ignition switch “ON”]
I
Accelerator pedal fully released
0.30 - 0.50V
[Ignition switch “ON”]
I
Accelerator pedal fully depressed
3.0 - 4.3V
435
L/Y
Accelerator position switch
(Idle)
[Ignition switch “ON”]
I
Accelerator pedal fully released
Approximately 0V
[Ignition switch “ON”]
I
Accelerator pedal depressed
BATTERY VOLTAGE
(11 - 14V)
439
L/B
Tachometer
[Engine is running]
I
Warm-up condition
I
Idle speed
Approximately 3.0V
SEF325Y
[Engine is running]
I
Warm-up condition
I
Engine speed is 2,000 rpm
Approximately 3.0V
SEF326Y
507
B/W
Ignition switch
[Ignition switch “OFF”]
0V
[Ignition switch “ON”]
BATTERY VOLTAGE
(11 - 14V)
TROUBLE DIAGNOSES
TD27Ti
ECM Terminals and Reference Value (Cont’d)
EC-351
Wiring Diagram
YEC141A
TROUBLE DIAGNOSIS FOR POWER SUPPLY
TD27Ti
EC-352
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст