Service manual

G420F(FE) Service Manual 246 Chapter 7. MPI Gasoune Fuel Delivery System
Inspection
1. Measure the resistance of the injectors between
the terminals using an ohmmeter.
Resistance : 14.5 ± 0.35Ω [at 20℃ (68℉)]
2. If the resistance is not within specifications,
replace the injector.
Installation
1. Install a new grommet and O-ring to the injector.
2. Apply a coating of solvent, spindle oil or gasoline
to the O-ring of the injector.
3. While turning the injector to the left and right, fit it
on to the delivery pipe.
4. Be sure the injector turns smoothly.
NOTE: If it does turn smoothly, the O-ring may be
jammed : Remove the injector and re-insert it into
the delivery pipe and recheck.