Nissan Sentra B18 (2020-2025) Service Manual: Power Supply and Ground Circuit
Av Control Unit
Diagnosis Procedure
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CHECK FUSE
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Check that the following fuse is not blown:
Terminal No.
Signal name
Fuse No.
Capacity
19
Battery power supply
40
20 A
Is the fuse blown?
YES >>Replace the blown fuse after repairing the affected circuit.
NO >>GO TO 2.
-
-
CHECK POWER SUPPLY CIRCUIT
-
-
Ignition switch OFF.
-
Disconnect AV control unit connector.
-
Check voltage between AV control unit connector and ground.
AV control unit
—
Condition
Voltage
(Approx.)
Connector
Terminal
M92
19
Ground
Ignition switch: OFF
Battery voltage
-
Is the inspection result normal?
YES >>GO TO 3.
NO >>Repair or replace harness or connectors.
-
-
CHECK GROUND CIRCUIT
-
-
Disconnect AV control unit connector.
-
Check continuity between AV control unit connector and ground.
AV control unit
—
Continuity
Connector
Terminal
M92
20
Ground
Yes
M93
29
-
Is the inspection result normal?
YES>>Inspection End.
NO>>Repair or replace harness or connectors.
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Rear View Camera Image Signal Circuit
Diagnosis Procedure
Diagnosis Procedure
CHECK CAMERA POWER SUPPLY CIRCUIT
CONTINUITY
Ignition switch OFF.
...
Other materials:
Diagnosis description : driving pattern
DRIVING PATTERN A
Driving pattern A means a trip satisfying the following conditions.
Engine speed reaches 400 rpm or more.
Engine coolant temperature rises by 20В°C (36В°F) or more after starting
the engine.
Engine coolant temperature reaches 70В°C (158В°F) or more.
The igniti ...
Ho2s2
Component Inspection
Component Inspection
INSPECTION START
Will CONSULT be used?
YES >>
GO TO
2.
NO >>
GO TO
3.
CHECK HEATED OXYGEN SENSOR 2-1
With CONSULT
Select “DATA ...
Car phone or CB radio
When installing a CB, ham radio or car phone in
your vehicle, be sure to observe the following
precautions; otherwise, the new equipment may
adversely affect the engine control system and
other electronic parts.
WARNING
A cellular phone should not be used for
any purpose while dr ...
