13. FUEL INJECTION SYSTEM MXU500i INSTALLATION Groove Apply the engine oil to a new O-ring. Install the fuel injector into the fuel pipe. Ensure the clip of the fuel injector inserted into the groove of the fuel pipe. clip Install the fuel pipe into the intake manifold Be careful not to damage the O-ring. Tighten the fuel pipe mounting bolts. FUEL INJECTOR CLEANING PROBLEM 1. Fuel Injector cannot output the fuel. O-ring 2. The Injector injection time (ms) is shorter or longer. Fuel Standard: See the KYMCO Diagnostic Injector report Container Injector ANALYSIS cleaner Injector block (With some carbons). Flash Relay TROUBLESHOOTING 1. Use the specified injector cleaner. 2. Pouring the liquid of injector cleaner until half container. 3. Connect the battery as picture. 4. The injector cleaner with the flash relay. Battery 5. Keeping the fuel Injector operation. 6. Waiting for 20~30 minutes. 7. Cleaning the carbons completely. 22-23