Mazda CX-9 Grand Touring 2009 Manual page 2097

2008 BODY & ACCESSORIES Symptom Troubleshooting (Car Navigation System) - Mazda CX-9
Is the lens of the back camera dirty or view is
1
obstructed?
Does the lens of the back camera have a crack and
2
damage?
Turn the ignition switch to the LOCK position.
Remove the back camera.
Inspect the connection of the back camera
connector (4-pin).
3
Disconnect the back camera connector (4-pin).
Inspect both the back camera and wiring harness-
side connector for poor connection (such as
damaged/pulled-out pins, corrosion).
Are all the pins normal?
Turn the ignition switch to the LOCK position.
Remove the audio unit.
Inspect the connection of the audio unit connector
(4-pin).
4
Disconnect the audio unit connector (4-pin).
Inspect both the audio unit connector terminal for
poor connection (such as damaged/pulled-out pins,
corrosion).
Are all the pins normal?
Inspect the following wiring harnesses between
the audio unit and rear mount camera.
2008 Mazda CX-9 Grand Touring
Clean the lens of the back camera or
Yes
remove the obstruction.
No Go to the next step.
Yes Replace the back camera.
No Go to the next step.
Yes Go to the next step.
If poor connection of back camera
connector:
Securely connect the back
camera connector.
If the back camera connector is
wrong:
No
Replace the back camera.
If the wiring harness-side
connector is wrong:
Repair or replace the pins
and/or the connector.
Yes Go to the next step.
If poor connection of audio unit
connector:
Securely connect the audio
unit connector.
If the audio unit connector is
wrong:
No
Replace the audio unit.
If the wiring harness-side
connector is wrong:
Repair or replace the pins
and/or the connector.
Yes Go to the next step.