INFORMATION DISPLAY CONSTRUCTION/OPERATION

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Display Function

•  Displays information for the audio system (such as volume and frequency), and air conditioner system (such as air flow volume, set temperature, and mode) based on the signals from the audio unit, and the climate control module.

L.H.D.

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R.H.D.

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Clock Function

•  A clock is integrated.
•  Time can be adjusted with the buttons on the audio unit.
•  Displays momentary and average gasoline mileage based on the signals from the instrument cluster.

L.H.D.

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R.H.D.

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Input/output Check Function

•  An input/output check function has been adopted which performs signal input to the display and examines the LCD according to the micro-computer built into the information display.

Check code

•  When the signal output part indicated in the table below is activated, the micro-computer performs self-diagnosis of the signal input to the information display. Also, inspection of segments and dots is possible by illuminating the entire LCD.

Check code

Signal output part

Malfunction location
01
Information display
CAN system communication error
02
•  Audio unit
•  Climate control module
•  Instrument cluster
Communication error to signal output part
04
TNS relay
•  TNS relay
•  TNS signal wiring harness
06
Ignition switch
Ignition switch
07
Dimmer cancel switch
(Instrument cluster)
•  Instrument cluster
•  Related wiring harness
—
LCD
—


Check code display

•  The check code and inspection display are displayed in the LCD clock and audio display areas.

L.H.D.

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R.H.D.

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