If your Honda civic has no power to fuel pump or no power to ECU. The electronic control relay, also known as the main relay, is one of the various electronic relays found on modern vehicles. 2006 Honda Civic LX Maintenance & Repair 1991 Civic dx-replaced plugs, fuel filter, distributer, main relay, MAP sensor, and fuel-pump- still not getting gas upto the throttle body-it doesn't seem to have the pressure. Turn your radio off, put the key in the ignition, turn it to the on position, if you listen carefully you can hear the feul pump prime the fuel rail, if you don't hear this noise most likely the main relay has failed. I have identical problems and symptoms. This article applies to the Honda Accord (1990-2002), and Civic (1992-2000). The ignition relays primary job is to give power to all control modules and sensors in your car needed for the engine to run. 3 Go to the right side of the dash remove the glove box. The contact owns a 2002 Honda Civic. The electronic control relay is particularly important, as it is one of the main relays that feeds power to the computer, which controls a A classic time for the problem to occur is at the gas station, or if you park for a minute to get something from a shop. The fuel system in your Honda Accord and Civic consists of many working parts. https://www.liveabout.com/how-to-test-your-main-relay-281325 1 Put the ignition on and listen if the fuel pump is running. To ensure a reliable operation, they consists of a total of 3 relays (1 for the negative side and 2 for the positive side). The ultimate DIY collection for the Honda Civic. My problem is that I can not find the relay. The SMRs (System Main Relays) connect and disconnect the high-voltage power supply circuit in accordance with requests from the HV control ECU. This will help you troubleshoot the problem. And to confirm your thoughts if hte main relay fails the car won't start. The manufacturer was notified of 2 If you dont hear the fuel pump . The contact stated that the vehicle stalled and unknown warning lights flickered. Symptoms of a faulty main relay: Problems starting the car, usually after a short run (when the interior is warm), though in some cases, the car may fail to start at any time. Home; 8th Gen (2006-present) 7th Gen (2001-2005) 6th Gen (1996-2000) 5th Gen (1992-1995) Earlier Models; Hard starts ? These issues need to be solved as soon as possible. https://www.liveabout.com/help-with-your-honda-hot-start-problem-281326 Main Relay repair. Added February 13th, 2010 . Fuel injection relay 1991 Honda Civic EX [ 2 Answers ] I have been reading the advice on home repair of this main fuel relay in the honda civic. The vehicle was taken to a dealer who diagnosed that the relay switch needed to be replaced. Honda civic PGM-FI Relay test Instructions. If nothing happens on your dashboard when you turn the key in the ignition lock, and you are sure that the car battery is charged there is a big risk that something is wrong with the ignition relay.. To connect, SMR1 and SMR3 turn ON initially. Ive had the fuse block almost completely out, and the relay is just not there, on the front side or back side.
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