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The ECM or ECU is located inside the vehicle that the engine is installed in. These units are never mounted on the engine.
There is a fuel pump relay (or circuit opening relay) attached to the ECU (engine computer) located behind the dash.
location of the ecu on 1993 Lexus LS400
The engine ECU are located under the center of the instrument panel.
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.
The airbag ECU on a Vauxhall Vectra is located in the engine bay. It is on the side of the engine on the passenger side.
Have the ECU scanned with an OBD2 scan tool.
There is no chip it is controlled by the ECU.
The ecm is located on passenger side of vehicle. Remove under cover of instrument panel and lower piece of instrument panel(piece right below glove box), has four connectors going into it.
The Check Engine Light comes on when the ECU has detected a problem with the emissions system. Have the ECU scanned with an OBD2 scanner to retrieve the code that has been set. That code will tell you where to start looking for the problem.
The ECU in a MY 1999 Subaru Forester is located at the upper left site of the engine under the air intake.
There isn't one - that's a mechanical engine.