DIAGNOSIS SYSTEM DIAGNOSIS FUNCTION (a) The diagnosis function turns off the cruise control indicator, illuminates the master warning light and displays a warning message when a malfunction is detected. When a malfunction is detected in the dynamic radar cruise control system, DTCs are stored in the ECM or driving support ECU assembly.
NOTICE:
DESCRIPTION (a) The ECM and driving support ECU assembly control the dynamic radar cruise control system of the vehicle. The data and DTCs relating to the dynamic radar cruise control system can be read from the DLC3 of the vehicle. Use the Techstream to check and solve the problem. CHECK DLC3 (a) Check the DLC3. Click here CHECK INDICATOR (a) Turn the engine switch on (IG). (b) Check that the cruise control indicator illuminates when the dynamic radar cruise control system is turned on using the cruise control main switch, and that the indicator turns off when the dynamic radar cruise control system is turned off using the cruise control main switch.
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Airbag System(for Gasoline Model): Side Airbag Sensor Assembly No.2 (LH) (B163A)
DESCRIPTION The side collision sensor LH circuit (bus 2) consists of the airbag ECU assembly and side No. 1 airbag sensor LH. The side No. 1 airbag sensor LH detects impacts to the vehicle and sends signals to the airbag ECU assembly to determine if the airbags and pretensioners should be deployed. ...