GS300, GS430, Is300, Lx470 & SC430
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2003 Lexus SC 430, 2003 Lexus RX 300, 2003 Lexus LX 470, 2003 Lexus LS 430, and 2003 Lexus IS 300. However, it is still accessible from the selected car via links, so may be relevant.
- Ensure fuel line connector is clean. Disconnect fuel line quick connector as illustrated. See Fig 1. If connector and line are stuck, pinch retainer, push and pull connector to free. DO NOT use tools to disconnect connector. After disconnecting, ensure seal surface is clean. Cover connector with plastic to prevent damage.
- When removing retainer from fuel line, replace with new one. Apply small amount of engine oil to fuel line tip for easier installation. Push connector and retainer together until a click sound is heard. Ensure connection is secure by pulling on connector. Start engine and check for leaks.