DTC Description
DTC DETECTION LOGIC
DTC No. | CONSULT screen terms (Trouble diagnosis content) | DTC detecting condition |
P0112 | IAT SEN/CIRCUIT- B1 (Intake air temperature sensor 1 circuit low bank 1) | An excessively low voltage from the intake air temperature sensor is sent to ECM. |
P0113 | IAT SEN/CIRCUIT- B1 (Intake air temperature sensor 1 circuit high bank 1) | An excessively high voltage from the intake air temperature sensor is sent to ECM. |
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.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
Is 1st trip DTC detected? YES >> Proceed to EC-208, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.CHECK INTAKE AIR TEMPERATURE SENSOR POWER SUPPLY
Is the inspection result normal? YES >> GO TO 3.
NO >> GO TO 2.
2.CHECK INTAKE AIR TEMPERATURE SENSOR POWER SUPPLY CIRCUIT
Is the inspection result normal? YES >> Perform the trouble diagnosis for power supply circuit.
NO >> Repair or replace error-detected parts.
3.CHECK INTAKE AIR TEMPERATURE SENSOR GROUND CIRCUIT
Is the inspection result normal? YES >> GO TO 4.
NO >> Repair or replace error-detected parts.
4.CHECK INTAKE AIR TEMPERATURE SENSOR
Check the intake air temperature sensor. Refer to EC-207, "Component Inspection".
Is the inspection result normal? YES >> GO TO 5.
NO >> Replace mass air flow sensor (with intake air temperature sensor). Refer to EM-24, "Exploded View".
5.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".
NISSAN Intelligent Key® battery discharge
(if so equipped)
NISSAN Intelligent Key® battery discharge
If the battery of the NISSAN Intelligent Key® is
discharged, or environmental conditions interfere
with the Intelligent Key operation, start the engine
according to the following procedure:
Place the shift lever in the P (Park) position.
...
Information display is malfunctioning
Diagnosis Procedure
1.CHECK DTC WITH ECM
Check that DTC is not displayed.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Perform trouble diagnosis relevant to DTC indicated.
2.CHECK INFORMATION DISPLAY (ASCD)
Refer to EC-475, "Component Function Check".
Is ...
Removal and installation
FRONT COMBINATION LAMP
Exploded View
Front fender
Front combination lamp
Clip
Removal and Installation
REMOVAL
Remove front bumper fascia. Refer to EXT-17, "Removal and
Installation".
Remove front combination lamp bolts and clip.
Pull front c ...