Nissan Sentra Service Manual: Ecu diagnosis information
Audio unit
Reference value
TERMINAL LAYOUT
PHYSICAL VALUES
1: without BluetoothВ®
2: with BluetoothВ®
BluetoothВ® control unit
Reference value
TERMINAL LAYOUT
PHYSICAL VALUES
System description
Component parts
Component parts location
Front tweeter lh (if equipped)
Steering switches
Audio unit
Front tweeter rh (if equipped)
Microphone (if equipped)
Front door speaker lh
...
Wiring diagram
Base audio
Wiring diagram
...
Other materials:
Bcm branch line circuit
Diagnosis Procedure
1.Check connector
Turn the ignition switch off.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the BCM for damage, bend and loose
connection (unit side and
connector side).
Is the inspection result normal?
YES > ...
Power supply routing circuit
Wiring Diagram — Battery Power Supply —
Wiring Diagram — Accessory Power Supply —
Wiring Diagram — Ignition Power Supply —
Fuse
If fuse is blown, be sure to eliminate cause o ...
The door open warning continues displaying, or does not display
Description
The door ajar warning is displayed even though all of the doors are
closed.
The door ajar warning is not displayed even though a door is ajar.
Diagnosis procedure
1.Check bcm input signal
Check the bcm input signal. Refer to dlk-102, "component function check"
( ...
