DTC Logic
DTC DETECTION LOGIC
NOTE:
DTC No. | CONSULT screen terms (Trouble diagnosis content) | DTC detecting condition | Possible cause |
P0125 | ECT SENSOR (Insufficient coolant temperature for closed loop fuel control) |
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DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.
>> GO TO 2.
2.CHECK ENGINE COOLANT TEMPERATURE SENSOR FUNCTION
With CONSULT
With GST
Follow the procedure “With CONSULT” above.
Is it above 5В°C (41В°F)? YES >> INSPECTION END
NO >> GO TO 3.
3.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
If “COOLANT TEMP/S” indication increases to more than 10°C (50°F) within 65 minutes, stop engine because the test result will be OK.
CAUTION:
Be careful not to overheat engine.
With GST
Follow the procedure “With CONSULT” above.
Is 1st trip DTC detected? YES >> Proceed to EC-203, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.CHECK ENGINE COOLANT TEMPERATURE SENSOR
Check the engine coolant temperature sensor. Refer to EC-197, "Component Inspection".
Is the inspection result normal? YES >> GO TO 2.
NO >> Replace engine coolant temperature sensor. Refer to CO-24, "Exploded View".
2.CHECK THERMOSTAT OPERATION
When the engine is cold [lower than 70В°C (158В°F)] condition, grasp lower radiator hose and confirm the engine coolant does not flow.
Is the inspection result normal? YES >> Check intermittent incident. Refer to GI-39, "Intermittent Incident".
NO >> Repair or replace thermostat. Refer to CO-21, "Removal and Installation of Thermostat".
Component Inspection
1.CHECK ENGINE COOLANT TEMPERATURE (ECT) SENSOR
Is the inspection result normal? YES >> INSPECTION END
NO >> Replace engine coolant temperature sensor. Refer to CO-24, "Exploded View".
Brake master cylinder
Exploded View
Reservoir cap
Oil strainer
Reservoir tank
Cylinder body
Pin
O-ring
Grommet
Apply brake fluid
PBC (Poly Butyl Cuprysil)
grease or
silicone-based grease
Removal and Installation
REMOVAL
CAUTION:
Do not spill or splash brake fluid on painted surfaces. ...
P1715 Input speed sensor
Description
ECM receives input speed sensor signal from TCM through CAN communication
line. ECM uses this signal for
engine control.
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P1715 is displayed with DTC UXXXX, first perform the trouble
diagnosis for DTC UXXXX.
If DTC P1715 is displa ...
NISSAN Vehicle Immobilizer System keys
You can only drive your vehicle using the master
keys which are registered to the NISSAN Vehicle
Immobilizer System components in your vehicle.
These keys have a transponder chip in the key
head.
The master key can be used for all the locks.
Never leave these keys in the vehicle.
Addition ...