INFORMATION DISPLAY INPUT/OUTPUT CHECK MODE

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  Note
  • In this mode, it is possible to verify the items in the following chart.

Check Code Table

Check code | Check item | Related items
--- | --- | ---
01 | Information display | CAN system • 01:Er/01 Er :CAN system communication error
02 | • Audio unit • Instrument cluster | CAN system • 02:1E/02 1E :Communication error to audio unit • 02:3E/02 3E :Communication error to instrument cluster
04 | TNS relay | • TNS relay • TNS signal wiring harness
06 | Ignition switch | Ignition switch
— | LCD | LCD

  Note
  • The check codes are displayed in numerical order. (While performing the inspection, if you want to inspect a check code with a number smaller than the code number you are currently inspecting, terminate the check mode then repeat the inspection from the beginning.)

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Check Code Inspection

Check code 01

Check code 01 | CAN system
--- | ---
INSPECTION CONDITION | DISPLAY | ACTION
With clock display | Without clock display
Select the check code 01. |  |  | CAN system of information display is normal.
|  | CAN system communication error. (See DTC TABLE [MULTIPLEX COMMUNICATION SYSTEM (L.H.D.)].) (See DTC TABLE [MULTIPLEX COMMUNICATION SYSTEM (R.H.D.)].)

Check code 02

Check code 02 | • Communication status to audio unit • Communication status to instrument cluster
--- | ---
INSPECTION CONDITION | DISPLAY | ACTION
Unit | With clock display | Without clock display
Select the check code 02. (The diagnostic results will be displayed once each in the order of audio unit and instrument cluster.) | — |  |  | All communications are normal.
Audio unit |  |  | Communication to audio unit is normal.
|  | Communication error to audio unit. (See DTC TABLE [MULTIPLEX COMMUNICATION SYSTEM (L.H.D.)].) (See DTC TABLE [MULTIPLEX COMMUNICATION SYSTEM (R.H.D.)].)
|  | Vehicle without audio unit.
Instrument cluster |  |  | Communication to instrument cluster is normal.
|  | Communication error to instrument cluster. (See DTC TABLE [MULTIPLEX COMMUNICATION SYSTEM (L.H.D.)].) (See DTC TABLE [MULTIPLEX COMMUNICATION SYSTEM (R.H.D.)].)

Check code 04

Check code 04 | TNS relay ON/OFF signal
--- | ---
STEP | INSPECTION CONDITION | DISPLAY | ACTION
With clock display | Without clock display
1 | Turn the headlight switch to the TNS position. (TNS relay ON) |  |  | Go to the next step.
|  | Verify that the voltage of information display terminal C is B+. • If the voltage is as specified, replace the information display. • If the voltage is not as specified, inspect the following parts: ― TNS relay ― Wiring harness (Battery—TNS relay—information display)
2 | Turn the headlight switch off. (TNS relay OFF) |  |  | Verify that the voltage of the information display terminal C is 1.0 V or less. • If the voltage is as specified, replace the information display. • If the voltage is not as specified, inspect the following parts: ― TNS relay ― Wiring harness (TNS relay—information display)
|  | Input signal to the information display is normal.

Check code 06

Check code 06 | Ignition switch ON/OFF signal
--- | ---
STEP | INSPECTION CONDITION | DISPLAY | ACTION
With clock display | Without clock display
1 | Turn the ignition switch to the ON position. |  |  | Go to the next step.
|  | Verify that the voltage of information display terminal E is B+. • If the voltage is as specified, replace the information display. • If the voltage is not as specified, inspect the following parts: ― Ignition switch ― Wiring harness (Battery—ignition switch—information display)
2 | Turn the ignition switch off. |  |  | Verify that the voltage of the information display terminal E is 1.0 V or less. • If the voltage is as specified, replace the information display. • If the voltage is not as specified, inspect the following parts: ― Ignition switch ― Wiring harness (Battery—ignition switch—information display)
|  | Input signal to the information display is normal.

LCD

Check code — | LCD
--- | ---
DISPLAY | ACTION
| All segments and dots illuminated. | LCD is normal.
Except above | Replace the information display.