Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Fail-safe Chart

FAIL-SAFE CHART

DTC	Trouble Area	Parking Brake Indicator Light (Red)	Brake System Warning Light (Yellow)	Fail-safe Deactivation Condition
C13A5	Motor current monitor malfunction	Normal*	Illuminates	After returning to normal condition, turn engine switch again
C13A6	Motor open or short circuit malfunction	Normal*	Illuminates	After returning to normal condition, turn engine switch again
C13A7	Actuator assembly malfunction (jamming, spinning, repeated slipping)	Normal*	Illuminates	After returning to normal condition, Clear DTCs
C13AA	Electric parking brake high temperature	Blinks	Does not illuminate	After 1 minute
C13B0	ECU malfunction	Normal (flashes when EEPROM malfunction occurs)	Illuminates	After returning to normal condition, turn engine switch again
C13B4	Electric parking brake switch open or short circuit malfunction	Blinks	Illuminates	After returning to normal condition, turn engine switch again

*: The parking brake indicator light blinks (red) if the electric parking brake switch assembly is pulled or pushed.

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Lighting System(for Gasoline Model Without Cornering Light): Problem Symptoms Table
PROBLEM SYMPTOMS TABLE NOTICE: Before replacing the main body ECU (multiplex network body ECU), refer to Registration. Click here When replacing the combination meter assembly, always replace it with a new one. If a combination meter assembly which was installed to another vehicle is used, the infor ...

Toyota Avalon (XX50) 2019-2022 Owners Manual