DTC Logic
DTC DETECTION LOGIC
DTC No. | CONSULT screen terms (Trouble diagnosis content) | DTC detecting condition | Possible cause |
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. |
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-194, "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-195, "Component Inspection (IAT Sensor)".
Is the inspection result normal? YES >> Check intermittent incident. Refer to GI-39, "Intermittent Incident".
NO >> Replace mass air flow sensor (with intake air temperature sensor). Refer to EM-25, "Exploded View".
Component Inspection (IAT Sensor)
1.CHECK INTAKE AIR TEMPERATURE SENSOR
Is the inspection result normal? YES >> INSPECTION END
NO >> Replace mass air flow sensor (with intake air temperature sensor). Refer to EM-25, "Exploded View".
NISSAN Intelligent Key® (if so equipped)
Your vehicle can only be driven with the Intelligent
Keys which are registered to your vehicle’s Intelligent
Key components and NISSAN Vehicle Immobilizer
System components.
Never leave these keys in the vehicle.
As many as 4 Intelligent Keys can be registered
and used with one vehicle. The ...
P0744 Torque converter
DTC Logic
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
Possible causes
P0744
TORQUE CONVERTER
(Torque converter clutch circuit
intermittent)
The torque converter slip speed is at or above
a set value (40 ...
Hazard warning flasher switch
Push the switch on to warn other drivers when
you must stop or park under emergency conditions.
All turn signal lights flash.
WARNING
If stopping for an emergency, be sure to
move the vehicle well off the road.
Do not use the hazard warning flashers
while moving on th ...