SELF-DIAGNOSTIC [CAR-NAVIGATION SYSTEM]

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Starting Procedure For Diagnostic Function

1.  Switch the ignition to ACC or ON.

2.  Launch the diagnostic mode. (See STARTING PROCEDURE FOR DIAGNOSTIC MODE [CAR-NAVIGATION SYSTEM].)

3.  Press “Menu” button of “Diagnosis Check” screen.

4.  Perform following procedures according to the purpose of the check item.

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No.	Display item	Description
1	PKB	Indicate parking brake signal. •  ON: Parking brake applied. •  OFF: Parking brake released.
2	REV	Indicate Reverse signal state. •  ON: Reverse •  OFF: Others
3	Microphone*	Indicate the connection state of a microphone. •  OK: Connect •  NCON: Disconnect
4	SPEED*	Indicate the present vehicle speed by kph/mph (a maximum of 3 digits)
5	TNS*	Indicate TNS signal state. •  ON: Turn TNS ON •  OFF: Turn TNS OFF
6	GPS Antenna*	Indicate the connection state of a GPS antenna. •  OK: Connect •  NCON: Disconnect
7	Traffic System	Indicate the RDS-TMC system availability on the vehicle. •  TMC: Equip •  NONE: Not equip

If inspect microphone related signals:

1.  Select “Navigation Check Menu”.

2.  Select “Microphone Check”.

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No.	Display item	Description
1	PPT switch status	indicate the state of a talk switch. <OK>: Press the button (Keep the state of until the screen is changed.) <Please Push switch>: Other than above condition.
2	Microphone input level judging*	Indicate the test result. Green indicator: The sound is inputted from the microphone property. Gray indicator: The sound is inputted from the microphone improperly.
3	Microphone level	Indicate the input level of microphone by bar graph.

If inspect gyro sensor signals:

1.  Select “Navigation Check Menu”.

2.  Select “Vehicle Sensors”.

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No.	Display item	Description
1	GYRO	Indicate following gyro sensor signal. •  Gyro sensor signal voltage •  Relative bearing value