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Fuel Injector Leakage Test

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2002 Kia Sportage, 2002 Kia Spectra, 2002 Kia Sedona, 2002 Kia Rio, and 2002 Kia Optima. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove fuel injectors together with fuel rail. For fuel injectors removal, see FUEL DELIVERY PIPE & FUEL INJECTORS under FUEL SYSTEM in REMOVAL, OVERHAUL & INSTALLATION article. Using wire, secure fuel injectors to fuel rail, see Fig 1. Leave harness connected to fuel injectors.
  2. Ensure fuel hoses are connected to fuel rail. To operate fuel pump, jumper DLC terminals FUEL PUMP and (B+). On Optima & Magentis (Canadian), DLC is located on left side under dash. On all other models, DLC is located on left side of engine compartment. See Figure-Figure .
  3. Turn ignition on. Tilt injectors 60 degrees and watch for leaks. Replace any injectors that leak. Use new "O" rings when installing injectors.
Fig 1: Securing Fuel Injectors To Fuel Rail Assembly
G00082404Courtesy of KIA MOTORS AMERICA, INC.