DTC Description
DTC DETECTION LOGIC
DTC No. | CONSULT screen terms (Trouble diagnosis content) | DTC detecting condition |
P0127 | IAT SENSOR-B1 (Intake air temperature too high) | Rationally incorrect voltage from the sensor is sent to ECM, compared with the voltage signal from engine coolant temperature sensor. |
POSSIBLE CAUSE
FAIL-SAFE
Not applicable
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.
TESTING CONDITION: This test may be conducted with the drive wheels lifted in the shop or by driving the vehicle. If a road test is expected to be easier, it is unnecessary to lift the vehicle.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
NOTE: Perform the following steps before engine coolant temperature is above 96°C (205°F).
CAUTION: Always drive vehicle at a safe speed.
With GST
Follow the procedure “With CONSULT” above.
Is 1st trip DTC detected? YES >> Proceed to EC-221, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
Is the inspection result normal? YES >> GO TO 2.
NO >> Replace mass air flow sensor (with intake air temperature sensor). Refer to EM-24, "Exploded View".
2.CHECK INTERMITTENT INCIDENT
Refer to GI-41, "Intermittent Incident".
>> INSPECTION END
Component Inspection
1.CHECK INTAKE AIR TEMPERATURE SENSOR
Monitor item | Condition | Value (Approx.) | |
INT/A TEMP SEN | Temperature [°C (°F)] | 25 (77) | 1.9 - 2.1 (V) |
Is the inspection result normal? YES >> INSPECTION END
NO >> Replace mass air flow sensor (with intake air temperature sensor). Refer to EM-24, "Exploded View".
Front wiper does not operate
Description
The front wiper does not operate under any operation conditions.
Diagnosis Procedure
Regarding Wiring Diagram information, refer to WW-22, "Wiring Diagram".
1. CHECK WIPER RELAY OPERATION
CONSULT ACTIVE TEST
Select FR WIPER of BCM (WIPER) active test item.
&nb ...
Maintenance requirements
Your NISSAN is designed to have minimum maintenance
requirements with long service intervals
to save you both time and money. However, some
day-to-day and regular maintenance is essential
to maintain your NISSAN’s good mechanical
condition, as well as its emissions and engine
performance.
...
Front wiper and washer system
Wiring Diagram
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