The ECU, on your 1998 Toyota Corolla, is located on the firewall in the engine compartment. The unit is on the drivers side of the engine compartment. Firewall.
I think that was the same problem as I had. If your Corolla is under 120K this problem will be covered. Just take it to your closest Toyota dealer and they should replace the ECU for you at no charge.
It is located on the hump under the console near the firewall.
Deep inside the dashboard behind the glove box
I think it's on the floor behind the center console.
To replace the engine control (EC) unit in a 1998 Toyota Corolla, first disconnect the car battery to ensure safety. Locate the ECU, which is typically found under the dashboard on the driver's side. Disconnect the wiring harness and any mounting screws to remove the old unit. Install the new ECU by reversing the process, ensuring all connections are secure before reconnecting the battery.
The ECU has detected a problem with the emissions system. Most auto parts stores will scan the ECU for free.
To the right behind the glove box.
call a locksmith to do it. or replace the ecu.
In a 1997 Toyota Corolla, the RPM signal wire is typically located at the ignition coil or the engine control unit (ECU). It can be found at the ignition coil connector, often identified by a green wire. This wire transmits the engine's RPM information to the ECU for various functions. Always refer to a service manual for precise wiring diagrams and information.
If you have and older 4 runner 2000 my Toyota will replace the engine ecu for free, but you will have to pay for keys and programing. On this model year, if you lost all of the master keys you have to replace the engine ecu, beause you cant add key if you only have a vallet key.
3 year/36,000 mile basic warranty what you would call bumper to bumper. 5year/60,000 mile powertrain warranty. engine transmission and drive axles. 8yr/80,000 miles on CERTAIN computer "ECU" componets