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 hybrid vehicle control ECU or driving support ECU assembly.
NOTICE:
DESCRIPTION (a) The hybrid vehicle control ECU 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 power 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 Service & Repair Manual > Can Communication System(for Gasoline Model): Open in Bus 4 Main Bus Line
DESCRIPTION There may be an open circuit in one of the CAN main bus lines when the resistance between terminals 22 (CA2H) and 7 (CA2L) of the central gateway ECU (network gateway ECU) is 70 Ω or higher. Symptom Trouble Area Resistance between terminals 22 (CA2H) and 7 (CA2L) of the central gateway ...