Nissan Sentra B18 (2020-2025) Service Manual: Power Supply and Ground Circuit
Dtc Diagnosis Procedure
DTC Diagnosis Procedure
CHECK DOOR REQUEST SWITCH INPUT
SIGNAL
Ignition switch OFF.
...
Intelligent Key Unit
Diagnosis Procedure
Diagnosis Procedure
CHECK FUSE
Check that the following fuse is not blown:
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Other materials:
Removal and Installation
Removal and Installation
REMOVAL
Remove rear
seatback. Refer to Removal and Installation.
Remove
LATCH bracket bolts and remove LATCH bracket.
INSTALLATION
Install and
tighten LATCH bracket bolts to specification in the sequence
shown:
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P2271 O2 Sensor 2 Bank 1
Dtc Description
DTC Description
DTC DETECTION LOGIC
The heated oxygen sensor 2 has a much longer switching time
between rich and lean than the air fuel ratio (A/F) sensor 1. The oxygen storage
capacity of the three way catalyst (manifold) causes the longer switching
time.
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Description
Engine Cooling System
Engine Cooling System
The radiator adopts a side flow aluminum radiator
core.
A drive belt is adopted for water pump
operation.
A shallow bottom is adopted for the cylinder
block water jacket for optimizin ...
