Nissan Sentra Service Manual: Cautions in Removing Battery Terminal and AV Control Unit
CAUTION:
Remove battery terminal and AV control unit after a lapse of 30 seconds or more after turning the ignition switch OFF.
NOTE:
After the ignition switch is turned OFF, the AV control unit continues operating for approximately 30 seconds.
Therefore, data corruption may occur if battery voltage is cut off within 30 seconds.
Procedures without Cowl Top Cover
When performing the procedure after removing cowl top cover, cover
the lower end of windshield with urethane, etc. ...
General Precautions
Do not operate the
engine for an extended period of time without proper exhaust ventilation.
Keep the work area well ventilated and free of any inflammable
materials. Special care should be take ...
Other materials:
Illumination control switch signal circuit
Diagnosis procedure
Regarding wiring diagram information, refer to mwi-28, "wiring diagram".
1.Check combination meter input signal
Turn ignition switch on.
Check voltage between the following terminals of the illumination
control switch.
Is the inspection result normal?
...
Component parts
Component parts location
Generator
IPDM E/R (view with air inlet duct removed)
ECM
Battery current sensor
Charge warning lamp indicator
Component description
Component part
Description
Generator (IC regulator)
The IC regulator controls the power generation ...
DTC/circuit diagnosis
POWER SUPPLY AND GROUND CIRCUIT
A/C AUTO AMP.
A/C AUTO AMP. : Diagnosis Procedure
Regarding Wiring Diagram information, refer to HAC-145, "Wiring Diagram" or
HAC-152, "Wiring Diagram".
1.CHECK FUSE
Check fuses [No. 5, 8 and 21, located in the fuse block (J/B)].
NOTE:
Ref ...