Toyota Corolla Cross: Transmitter Battery (w/ Smart Key System)

 Installation

INSTALLATION CAUTION / NOTICE / HINT COMPONENTS (INSTALLATION) Procedure Part Name Code 1 AIR FUEL RATIO SENSOR 89467B - - 2 WIRE HARNESS CLAMP BRACKET - - - - 3 DASH PANEL HEAT INSULATOR 55225C

 DC/DC Converter System Performance (P19E100)

DESCRIPTION The DC/DC converter converts the voltage from the HV battery to supply power to the vehicle lights, audio system and various ECUs, etc. At the same time, it performs charging of the auxiliary battery, controlling the output voltage to maintain a specific voltage at the auxiliary batte