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

Coolant(for Inverter)

Replacement

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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Smart Key System(for Start Function, Gasoline Model): System Voltage or GND Energization Malfunction (B228B)
SYSTEM DESCRIPTION This DTC is stored when there is a malfunction in the certification ECU (smart key ECU assembly) battery power supply circuit or ground circuit. DTC No. Detection Item DTC Detection Condition Trouble Area Note B228B System Voltage or GND Energization Malfunction A malfunction is d ...