How to Replace a Hyundia Sonata Fuel Filter
- 1). Remove the access panel using a Phillips-head screwdriver. This can be found beneath the left rear seat cushion.
- 2). Disconnect the fuel pump module to relieve all pressure in the fuel system. This can be located right below the access panel and above the gas tank. Start the car and allow it to run until the engine stalls. Switch off the engine.
- 3). Disconnect the battery's negative cable. Locate your Sonata's fuel filter on the underside of the vehicle right beside the gas tank. Disconnect the pressure lines and fuel supply. Take out the fuel filter bracket, using a socket wrench. Take out the fuel filter.
- 4). Install the replacement fuel filter. Replace the filter bracket, using your socket wrench. Reattach the pressure lines and fuel supply.
- 5). Reattach the battery's negative cable. Restart the Sonata's engine and check for any fluid leaks. Replace access panel.