Nissan Sentra B18 (2020-2025) Service Manual: Removal and Installation
REMOVAL
Disconnect
the harness connector from the inside key antenna [trunk
room(1)]. 
Release clips (A) and remove inside key antenna (trunk room).
INSTALLATION
Installation is in the reverse order of removal.
Other materials:
NISSAN vehicle immobilizer system (if so equipped)
The NISSAN Vehicle Immobilizer System will not
allow the engine to start without the use of a
registered key.
If the engine fails to start using a registered key
(for example, when interference is caused by
another registered key, an automated toll road
device or automatic payment device on ...
P044a Egr Volume Control Valve Position Sensor
Dtc Description
DTC Description
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosis
content)
DTC detection
condition
...
Dtc Diagnosis Procedure
DTC Diagnosis
Procedure
CHECK COMBINATION SWITCH CIRCUIT SHORT
TO BATTERY
Ignition switch OFF.
Disconnect combination switch connector and BCM
connector M83.
...
