Posted on August 25, 2022 3306 DIRECT INJECTION VEHICULAR ENGINE WITH NEW SCROLL FUEL – Fuel filter And Base Remove and Install Fuel Filter And Base 1. Use tooling (A) to remove fuel filter (4). 2. Disconnect fuel line (1). 3. Remove bolts (3), Fuel filter base (2) and the gasket from the fuel injection pump housing. NOTE: install in reverse order.