where is ecm plug located on honda civic
Where is the ECM located on a 1990 Honda Civic LX?   Answer     Under the feet of the passenger. Remove the side panel on the right, and pull back the carpet. There should be a plastic ancor at the top of the ruâ¦g that pulls out.     Answer   The ECM (Honda calls it the ECU) is located under the carpet on the Passenger side firewall.