Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Diagnosis System

DIAGNOSIS SYSTEM

CHECK DLC3

(a) Check the DLC3.

Click here

INSPECT BATTERY VOLTAGE

(a) Measure the battery voltage.

Standard Voltage:

11 to 14 V

If the voltage is below 11 V, replace the battery.

    Data List / Active Test

    Engine Hood Courtesy Switch Circuit

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