EFI Relay
WARNING: This page is about a different car, the 2003 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
The EFI relay may also be referred to as ignition relay.
See EFI RELAY under MOTORS, RELAYS & SOLENOIDS in SYSTEM & COMPONENT TESTING - 1.8L VIBE article.