Special service tool
The actual shape of the tools may differ from those illustrated here.

Commercial service tool

Precaution
System descriptionStarting the engine (models with NISSAN Intelligent Key® system)
Apply the parking brake.
Continuously Variable Transmission:
Move the shift lever to P (Park) or N (Neutral).
P (Park) is recommended.
The starter is designed not to operate if
the shift lever is in any of the driving
positions.
Manual Transmission:
Move the shift lever to N ( ...
P0112, P0113 IAT Sensor
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
tem ...
P0643 Sensor power supply
Description
ECM supplies a voltage of 5.0 V to some of the sensors systematically divided
into 2 groups, respectively.
Accordingly, when a short circuit develops in a sensor power source, a
malfunction may occur simultaneously
in the sensors belonging to the same group as the shorted-circui ...