Diagnosis System (Display Control Unit): Description
The Display Control Unit on board diagnosis includes the following functions:
- Multifunction Switch and preset switch self diagnosis that checks the ON/OFF operation (continuity) of each switch in the Multifunction Switch and preset switch.NOTE: The hazard switch and disk eject switch are not included in this operation check.
- Display Control Unit on board diagnosis performs the following functions listed in the table below:
Mode
Description
Self Diagnosis
- Display Control Unit diagnosis.
- Diagnoses the connections across system components.
### Confirmation/Adjustment
Display Diagnosis
The following check functions are available:
- Display settings
- Touch panel check
- Sensor sensitivity settings
Vehicle Signals
Diagnosis of signals can be performed for Vehicle Speed, Parking Brake Signal, Light Signal, Ignition Signal, Reverse Signal and Navigation.
### Speaker Test
Speaker connections can be confirmed by test tone.
Navigation
The following check functions are available:
- Sensor Information
- Route Simulation
Error History
The system malfunction and the frequency when occurring in the past are displayed. When the malfunctioning item is selected, the time and place that the selected malfunction last occurred are displayed.
AV COMM Diagnosis
The communication condition of each unit of Multi AV system can be monitored.
Clock Setting
The date and time information can be adjusted.
Camera Control
Camera guidelines can be adjusted and the factory configuration can be displayed.
SXM
Display the information related to satellite radio.
Delete Unit Connection Log
Erase the connection history of unit and error history.
Reset Settings
Initializes the Display Control Unit memory.
Version Information
Version information of the Display Control Unit is displayed.
Program Update
Version of the Display Control Unit can be updated.
Switch Information
Displays each switch information.
### Handsfree
The received volume adjustment of hands-free phone, microphone speaker check, and erase memory can be performed.
Perform CONSULT diagnosis if the Display Control Unit on board diagnosis does not start, the screen does not display anything, or the Multifunction Switch and preset switch self diagnosis does not function.