Caution / Notice / Hint

WARNING: This page is about a different car, the 2023 Toyota GR Corolla and 2023 Toyota Corolla. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

Inspect the fuses for circuits related to this system before performing the following procedure.
Before replacing the main body ECU (multiplex network body ECU), refer to Registration.*
for Gasoline Model: Refer to REGISTRATION [09/2022 - 11/2022]

for HV Model: Refer to REGISTRATION [09/2022 - ]
1. *: w/ Smart Key System

HINT:

The DOME CUT relay supplies power to the interior lights. If all the lights that use power from the DOME CUT relay do not turn on, check the interior light auto cut circuit first.

Refer to Interior Light Auto Cut Circuit [09/2022 - 11/2022]