DESCRIPTION This DTC indicates an internal malfunction of the driving support ECU assembly.
CAUTION / NOTICE / HINT NOTICE: When replacing the driving support ECU assembly, always replace it with a new one. If a driving support ECU assembly which was installed to another vehicle is used, the information stored in the driving support ECU assembly will not match the information from the vehicle. As a result, a DTC may be stored. PROCEDURE
(a) Replace the driving support ECU assembly. Click here
|
Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Hybrid Control System: Transmission Fluid Temperature Sensor "C" Voltage Out of Range (P274A1C,P274A1F)
DTC SUMMARY MALFUNCTION DESCRIPTION These DTCs are stored when the transmission fluid temperature sensor output is abnormal. The cause of this malfunction may be one of the following: Hybrid vehicle control ECU malfunction Hybrid vehicle control ECU internal malfunction Transmission fluid temperatur ...