Toyota Corolla Cross: Ecm

 When Disconnecting Or Reconnecting Battery Terminal

Before Disconnecting Battery BEFORE DISCONNECTING BATTERY PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL (for HEV Model) Depending on the "ACC customize" setting, the background will remain started even when the ignition switch is turned off. For that

 Terminals Of Ecu

TERMINALS OF ECU CHECK POWER DISTRIBUTION BOX ASSEMBLY AND MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) (a) Remove the main body ECU (multiplex network body ECU) from the power distribution box assembly. (b) Reconnect the power distribution box assembly connector. (c) Measure the voltage and resi