DESCRIPTION The driving support ECU assembly uses the millimeter wave radar sensor assembly to detect objects in front of the vehicle. When the destination information in the millimeter wave radar sensor assembly and driving support ECU assembly do not match, DTC C1A0A is stored.
CAUTION / NOTICE / HINT NOTICE:
PROCEDURE
(a) Clear the DTCs. Powertrain > Radar Cruise2 > Clear DTCs(b) Make sure that the DTC detection conditions are met. HINT: If the detection conditions are not met, the system cannot detect the malfunction. (c) Check for DTCs. Powertrain > Radar Cruise2 > Trouble Codes
(a) Replace the driving support ECU assembly. Click here
(a) Clear the DTCs. Powertrain > Radar Cruise2 > Clear DTCs(b) Make sure that the DTC detection conditions are met. HINT: If the detection conditions are not met, the system cannot detect the malfunction. (c) Check for DTCs. Powertrain > Radar Cruise2 > Trouble Codes
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Electronically Controlled Brake System(for Gasoline Model): Check For Intermittent Problems
CHECK FOR INTERMITTENT PROBLEMS CHECK FOR INTERMITTENT PROBLEMS HINT: A momentary interruption (open circuit) in the connectors and/or wire harness between the sensors and ECUs can be detected using the Data List function of the Techstream. (a) Turn the engine switch off. (b) Connect the Techstream ...