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Home >> Infiniti >> 2018 >> QX80 AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Entertainment Systems >> Audio System & Navigation System (Diagnostics) (1 Of 2) >> Description >> Diagnosis System (Display Control Unit) >> On Board Diagnosis Function >> 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 switch on the "Confirmation/Adjustment Mode" screen to display the relevant trouble diagnosis screen. Touch the "Back" to return to the initial Confirmation/Adjustment Mode screen.

Display Diagnosis 

Confirmation of the display control unit screen and integral switch screen.

Item

Description

Display Settings

Color Spectrum Bar

  • Display 8 colors of following bars.
    • White
    • Yellow
    • Cyan (Close to light blue)
    • Green
    • Magenta (Close to purplish red)
    • Red
    • Blue
    • Black
    • Gray Scale

Gradation Bar

Display 64 gradation gray-scale image to a screen.

White Display

Display white screen.

Black Display

Display black screen.

Touch Panel

  • The function can check the presence of a "+" indication and deviation from where it should be while touching the touch panel.
  • Display coordinates and gesture operation name (Drag, Tap, Double Tap, Spread, etc.) of the screen which touched.

Sensor Sensitivity Setting

  • Display a current touch panel sensor sensitivity set value.
  • Can change the touch panel sensor sensitivity set value with 1 (Low) - 5 (high) phases.
    NOTE: The set value is the same as display control unit screen and integral switch screen.

Vehicle Signals 

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

Display control unit

Diagnosis item

Display

Vehicle status

Remarks

Vehicle Speed

ON

Vehicle speed > 0 km/h (0 MPH)

Changes in indication may be delayed. This is normal.

OFF

Vehicle speed = 0 km/h (0 MPH)

Parking Brake Signal

ON

Parking brake is applied.

OFF

Parking brake is released.

Light Signal

ON

Block the light beam from the auto light optical sensor when the light switch is ON.

--

OFF

Either of the following conditions

  • Lighting switch OFF.
  • Expose the auto light optical sensor to light when the light switch is ON.

Ignition Signal

ON

Ignition switch ON.

--

OFF

Ignition switch in ACC position.

Reverse Signal

ON

Shift the selector lever to "R" position.

Changes in indication may be delayed. This is normal.

OFF

Shift the selector lever other than "R" position.

Navigation

Diagnosis item

Display

Vehicle status

Remarks

Vehicle Speed

ON

Vehicle speed > 0 km/h (0 MPH)

Changes in indication may be delayed. This is normal.

OFF

Vehicle speed = 0 km/h (0 MPH)

Ignition Signal

ON

Ignition switch ON.

--

OFF

Ignition switch in ACC position.

Reverse Signal

ON

Shift the selector lever to "R" position.

Changes in indication may be delayed. This is normal.

OFF

Shift the selector lever other than "R" position.

Speaker Test 

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

Navigation 

Item

Description

Sensor Information

The reception status of GPS can be confirmed.

Route Simulation

Set the display ON/OFF of the "simulation" menu of the navigation.

Error History 

The self-diagnosis results are judged depending on whether any error occurs from when "Self-diagnosis" is selected until the self-diagnosis results are displayed.

However, the diagnosis results are judged normal if an error has occurred before the ignition switch is turned ON and then no error has occurred until the self-diagnosis start. Check the "Error Record" to detect any error that may have occurred before the self-diagnosis start because of this situation.

The error record displays the time and place of the most recent occurrence of that error. However, take note of the following points.

Count up method

Display type of occurrence frequency

Error history display item

Count up method

CAN communication line, control unit (CAN), AV communication line, control unit (AV)

Error item

Some error items may be displayed simultaneously according to the cause. If some error items are displayed simultaneously, the detection of the cause can be performed by the combination of display items

Error item

Applicable DTC

Reference

CAN COMM CIRCUIT

U1000

Refer to DTC Description .

CONTROL UNIT (CAN)

U1010

Refer to DTC Description .

Control unit internal error

U121F

Refer to DTC Description .

Mismatched configuration data stored

U1223

Refer to DTC Description .

Amplifier temperature error

U1231

Refer to DTC Description .

Steer. Angle Sensor calibration

U1232

Refer to DTC Description .

Navi unit internal error

U1233

Refer to DTC Description .

Audio unit internal error

U1234

Refer to DTC Description .

Switches Connection Error

U1240

Refer to DTC Description .

GPS Antenna error

U1244

Refer to DTC Description .

Audio unit connection error

U1249

Refer to DTC Description .

XM Antenna connection error : open

U1258

Refer to DTC Description .

XM Antenna connection error : short

AVM connection error

U125B

Refer to DTC Description .

Navi unit connection error

U125D

Refer to DTC Description .

TCU connection error

U1266

Refer to DTC Description .

Confirm user connection unit

U12B7

Refer to DTC Description .

IT Commander connection error

U12BA

Refer to DTC Description .

Radio Antenna error : open

U12BE

Refer to DTC Description .

Radio Antenna error : short

RSE Unit connection error

U12C0

Refer to DTC Description .

Rear Right Display Connection Error

U12C1

Refer to DTC Description .

Rear Left Display Connection Error

U12C2

Refer to DTC Description .

Rear Right Display High Temperature

U12C3

Refer to DTC Description .

Rear Left Display High Temperature

U12C4

Refer to DTC Description .

RSE Unit Error

U12C5

Refer to DTC Description .

RSE Unit High Temperature

U12C6

Refer to DTC Description .

AV COMM CIRCUIT

U1300

Refer to DTC Description .

CONTROL UNIT (AV)

U1310

Refer to DTC Description .

FL-DOOR woofer OUT: Open

U1601

Refer to DTC Description .

FL-DOOR woofer OUT: Short

FL-DOOR woofer OUT: Short to ground

FL-DOOR woofer OUT: Short to battery

FR-DOOR woofer OUT: Open

U1609

Refer to DTC Description .

FR-DOOR woofer OUT: Short

FR-DOOR woofer OUT: Short to ground

FR-DOOR woofer OUT: Short to battery

F-INST L-squawker OUT: Open

U1626

Refer to DTC Description .

F-INST L-squawker OUT: Short

F-INST L-squawker OUT: Short to ground

F-INST L-squawker OUT: Short to battery

F-INST C-squawker OUT: Open

U162A

Refer to DTC Description .

F-INST C-squawker OUT: Short

F-INST C-squawker OUT: Short to ground

F-INST C-squawker OUT: Short to battery

F-INST R-squawker OUT: Open

U162E

Refer to DTC Description .

F-INST R-squawker OUT: Short

F-INST R-squawker OUT: Short to ground

F-INST R-squawker OUT: Short to battery

2L-DOOR speaker OUT: Open

U1684

Refer to DTC Description .

2L-DOOR speaker OUT: Short

2L-DOOR speaker OUT: Short to ground

2L-DOOR speaker OUT: Short to battery

2R-DOOR speaker OUT: Open

U168C

Refer to DTC Description .

2R-DOOR speaker OUT: Short

2R-DOOR speaker OUT: Short to ground

2R-DOOR speaker OUT: Short to battery

R-LUGGAGE L-woofer OUT: Open

U175D

Refer to DTC Description .

R-LUGGAGE L-woofer OUT: Short

R-LUGGAGE L-woofer OUT: Short to ground

R-LUGGAGE L-woofer OUT: Short to battery

R-ROOF L-squawker OUT: Open

U176A

Refer to DTC Description .

R-ROOF L-squawker OUT: Short

R-ROOF L-squawker OUT: Short to ground

R-ROOF L-squawker OUT: Short to battery

R-ROOF R-squawker OUT: Open

U1772

Refer to DTC Description .

R-ROOF R-squawker OUT: Short

R-ROOF R-squawker OUT: Short to ground

R-ROOF R-squawker OUT: Short to battery

AV COMM Diagnosis 

AV COMM Monitor

Clock Setting 

The date and time information can be adjusted.

Camera Control (with rear view monitor system) 

Item

Description

Adjust Guide Line of Rear View Cam

The guiding lines in the rear view monitor can be adjusted.

Check/Change Configuration

Displays the current configuration data.

NOTE: Refer to the following list for the items of the configuration adjustment function.

Reset Configuration

Initializes the camera system configuration.

Camera System Type

Sets the type of camera that is connected.

Configuration list

Setting item

Setting

Setting item

Setting

Predi. Course Lines

With

Wheelbase

3.0750000

Rear Coeff. K

-38009.06

Total Length

0.0000000

Rear Coeff. F

0.0014620

Steering Gear Ratio

19.440000

Rear Coeff. P1

0.0000062

Side Coeff. K

0.0000000

Rear Coeff. P2

0.0000056

Side Coeff. F

Rear Coeff. C1

823.00000

Side Coeff. P1

Rear Coeff. C2

480.00000

Side Coeff. P2

Rear Coeff. D1

800.00000

Side Coeff. C1

Rear Coeff. D2

494.00000

Side Coeff. C2

Car Width

1.9990000

Side Coeff. D1

Rear Offset

0.2200000

Side Coeff. D2

Rear Height

1.1267300

Side Offset

Rear L/R Angle

0.0000000

Overall Height

Rear Up/Dn Angle

45.020000

Side L/R Angle

Rear Roll Angle

0.0000000

Side Up/Dn Angle

Bumper Rear Dist.

0.0678300

Side Roll Angle

Bumper Rear Ax Dist

1.1445000

Side Front End Dist

Steer. Max Angle

666.79200

Total Width

Min. Turning Rad.

5.9000001

--

--

SMX 

XM Mode Diagnosis

Item

Description

Show XM Diagnosis

Display adjustment items to test satellite radio function.

External Connection Mode

Set in external diagnostic mode.

Delete Unit Connection Log 

Deletes any unit connection records and error records from the display control unit memory. (Clear the records of the unit that has been removed.)

Reset Settings 

Item

Description

Reset User Data

Initializes the display control unit, NAVI control unit and AV control unit memory.

Reset Configuration

Initializes the configuration data.

Version Information 

Version information of the each control unit and switch is displayed.

Program Update 

Version of the display control unit can be update.

Hands-Free Phone 

The hands-free phone reception volume adjustment and microphone and speaker test functions are also available.

Item

Description

HF Vol. Adjustment

The reception volume can be set in three steps: "Low", "Standard" and "High".

Voice Microphone Test

The microphone audio can be directly connected to the speakers to perform a microphone test.

Onload model ID

Displays the on board unit ID.