Toyota CH-R Service Manual: Diagnosis System



(a) Lighting system data and Diagnostic Trouble Codes (DTCs) can be read from the Data Link Connector 3 (DLC3) of the vehicle. When the system seems to be malfunctioning, use the Techstream to check for malfunctions and perform repairs.


(a) Check the DLC3.

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(a) Measure the battery voltage.

Standard Voltage:

11 to 14 V

If the voltage is below 11 V, recharge or replace the battery.


(a) If the lighting system malfunctions, "Headlight System Malfunction Visit Your Dealer" warning message is displayed on the multi-information display.


In this case, the headlight ECU sub-assembly LH stores DTCs.

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    Terminals Of Ecu
    TERMINALS OF ECU *A Main Body ECU (Multiplex Network Body ECU) with 2 Connectors - - *1 Main Body ECU (Multiplex Network Body ...

    Dtc Check / Clear
    DTC CHECK / CLEAR CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the ignition switch to ON. (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Main body / Tr ...

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