Fuel Injector Volume
WARNING: This page is about a different car, the 1995 Lexus GS 300. However, it is still accessible from the selected car via links, so may be relevant.
- Remove fuel injector. Connect Injection Measuring Tool Set (9268-41045). See Fig 1. Attach a piece of vinyl tubing to bottom of fuel injector to prevent fuel splash. Put vinyl tubing into a graduated measuring cylinder.
- Connect Jumper Wire (00843-18020) between terminals +B and FG of DLC No. 1. See Figure. Reconnect negative battery cable. Turn ignition on, engine off. Connect EFI Inspection Wiring (09842-30070) between fuel injector and a 12-volt battery for 15 seconds.
- Compare measured volume with specified volume. See FUEL INJECTOR VOLUME (15 SECONDS) table. Replace injector if one or more of the following conditions exists:
- Volume is not within specification.
- Difference in volume between injectors exceeds specification.
- More than one drop leaks from injector within one minute of disconnecting EFI inspection wiring from battery.
FUEL INJECTOR VOLUME (15 SECONDS)
| Application | Cu. In. (cc) |
|---|---|
| Volume | 4.3-5.4 (70-88) |
| Difference Between Injectors | 0.5 (9) |