Nissan Sentra Service Manual: Fuse block - junction box (J/B)
Terminal arrangement
Standardized relay
Description
Normal open, normal closed and mixed type relays
Relays can mainly be divided into three types: normal open, normal closed and
mixed type relays.
Type of standardized relays
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Fuse, fusible link and relay box
Terminal arrangement
Fuse and fusible link box
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Other materials:
Front grille
Exploded view
Core support cover
Front grille
Emblem
Pawl
Removal and installation
REMOVAL
Remove core support cover bolts (A), clips (B) and core support
cover (1).
Apply protective tape (A) to protect the components from damage.
Remove the front grille ...
General Precautions
Always use a 12 volt battery as power source.
Do not attempt to disconnect battery cables while engine is
running.
Before connecting or disconnecting the ECM harness connector,
turn ignition switch OFF and disconnect negative battery
cable. Failure to do so may damage the ECM because
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P0031, P0032 A/F sensor 1 Heater
DTC Logic
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P0031
A/F SEN 1 HTR (B1)
(HO2S heater control circuit
low bank 1 sensor 1)
The current amperage in the A/F sensor 1 heater
circui ...
