Toyota Corolla Cross: M20a-fks Spark Plug

 Installation

INSTALLATION CAUTION / NOTICE / HINT Procedure Part Name Code 1 STARTER ASSEMBLY 28100 - - - 2 ENGINE WIRE 82121 - - - 3 FLYWHEEL HOUSING SIDE COVER 11363A - - 4 NO. 1 ENGINE U

 ECU Power Source Circuit

DESCRIPTION When the ignition switch is ON, auxiliary battery voltage is applied to terminal MREL of the ECM through the coil of the EFI-MAIN relay. This causes the EFI-MAIN relay to close, which supplies power to terminal +B of the TCM. WIRING DIAGRAM Refer to DTC U010087. Click here CAU