Nissan Sentra B18 (2020-2025) Service Manual: Air Intake Cover
Removal and Installation
REMOVAL
Remove windshield glass. Refer to Removal and Installation.
Remove
fasteners (A) and remove air intake cover. 
INSTALLATION
Installation is in the reverse order of removal.
Blower Unit
Removal and Installation
Removal and Installation
REMOVAL
Remove the
heating and cooling unit assembly. Refer to Removal and Installation.
Disconnect
harness connector from intake ...
Heater Core
Removal and Installation
Removal and Installation
REMOVAL
Remove the
heating and cooling unit assembly. Refer to Removal and Installation.
Remove
screws (A).
...
Other materials:
Ignition Signal
Component Function Check
Component Function Check
INSPECTION START
Turn ignition switch OFF, and restart
engine.
Does the engine start?
YES-1 >>
With CONSULT: GO TO 2.
YES-2 >>
Without CONSULT: GO TO 3.
NO >>
...
Lumbar Support System
System Description
System Description
DESCRIPTION
Lumbar support can operate regardless of the ignition
switch status, because power supply is always supplied to the lumber
support switch.
While operating the lumbar support switch, the
lumba ...
P2b95 Cold Start Control
Dtc Description
DTC Description
ECM controls fuel injection timing and fuel injection quantity
when engine is started with the engine cold.
This control promotes the activation of three way catalyst by
heating the catalyst and reduces emissions.
DTC DETECTION LOGIC
...
