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Home >> Infiniti >> 2009 >> QX56 AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Infotainment >> Audio, Visual & Navigation System >> Function Diagnosis >> Diagnosis System (Av Control Unit) >> Av Control Unit >> AV CONTROL UNIT: Diagnosis Description >> Confirmation/Adjustment Mode
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Confirmation/Adjustment Mode

  1. Start the diagnosis function and select "Confirmation/Adjustment". The confirmation/adjustment mode indicates where each item can be checked or adjusted.
  2. Select each item on the "Confirmation/Adjustment" mode screen to display the relevant trouble diagnosis screen. Touch "BACK" on the display or press the "BACK" button to return to the initial Confirmation/Adjustment Mode screen.
    Fig 1: Screen Display - Confirmation/Adjustment Mode
    G05383740Courtesy of NISSAN MOTOR CO., U.S.A.

Display Diagnosis

Fig 2: Screen Display - Diagnosis Flow Chart
G06318924Courtesy of NISSAN MOTOR CO., U.S.A.

The tint of the color bar indication is as per the following list if RGB signal error is detected.

R (red) signal error: Light blue (Cyan) tint 

G (green) signal error: Purple (Magenta) tint 

B (blue) signal error: Yellow tint 

Vehicle Signals

A comparison check can be made of each actual vehicle signal and the signals recognized by the system.

Fig 3: Screen Display - Vehicle Signal
G05383742Courtesy of NISSAN MOTOR CO., U.S.A.
VEHICLE STATUS REFERENCE

Diagnosis item Display Vehicle status Remarks
Vehicle speed ON Vehicle speed > 0 km/h Changes in indication may be delayed by approximately 1.5 seconds. This is normal.
OFF Vehicle speed = 0 km/h
- Ignition switch in ACC position
Parking brake ON Parking brake is applied.
OFF Parking brake is released.
Lights ON Light switch ON Block the light beam from the auto light optical sensor.
OFF Light switch OFF
Ignition ON Ignition switch ON -
OFF Ignition switch in ACC position
Reverse ON Selector lever in R position Changes in indication may be delayed by approximately 1.5 seconds. This is normal.
OFF Selector lever in any position other than R
- Ignition switch in ACC position

Speaker Test

Select "Speaker Test" to display the speaker diagnosis screen. Press "Start" to generate a test tone in speakers. Touch "End" to stop the test tones.

Fig 4: Screen Display - Speaker Test
G05383743Courtesy of NISSAN MOTOR CO., U.S.A.