Toyota Corolla Cross: Fuel Main Valve (for 2wd)

 Problem Symptoms Table

PROBLEM SYMPTOMS TABLE NOTICE: Before replacing the main body ECU (multiplex network body ECU) or certification ECU (smart key ECU assembly), refer to Registration. If the headlight ECU sub-assembly LH has been replaced, it is necessary to synchronize the vehicle information and initialize the

 Interior Light Auto Cut Circuit

DESCRIPTION The main body ECU (multiplex network body ECU) controls operation of the DOME CUT relay in order to supply power to the interior lights. When the battery saving function operates while the interior lights are on, the main body ECU (multiplex network body ECU) opens the DOME CUT relay to