Fuel Delivery and Air Induction: Testing and Inspection

Fuel Leakage Check Procedure
After performing any service on fuel system, check to make sure that there are no fuel leakages as follows.
1. Turn ON ignition switch for 3 seconds (to operate fuel pump) and then turn it OFF. Repeat this (ON and OFF) 3 or 4 times and apply fuel pressure to fuel line (till fuel pressure is felt by hand placed on fuel return hose).
2. In this state, check to see that there are no fuel leakages from any part of fuel system.