Honda Prelude 1993 Service Manual page 1219

Low Fuel Indicator System
Indicator Light Test
NOTE: Refer to page 23-127 for the diagram of the low
fuel indicator circuit.
Park the car on level ground.
E@
Do not smoke whil€ working on the
tusl system. Keep open flamo away lrom tho wolk
area. Drain tuel only into an apploved container.
Drain the fuel tank into an approved container.
Then install the drain bolt with a new washer.
A d d l e s s t h a n 9 . O t 1 2 . 4 U . S . G a l , 2 . O l m p . G a l ) o f
fuel and turn the ignition switch ON.
The low luel indicator light should come on within
four minutes.
LOW FUEL INDICATOR LIGHT
(ln the sub gauge assemblyl
a lf the light goes on within four minutes, go on to
step 5.
a lf the light does not go on within four minutes,
go on to step 4,
til
4.
Remove the fuel tank access panel and disconnect
the 5-P connector {rom the fuel gauge sending unit.
Connect the GRN/WHT terminal to the BLK ter-
minal with a iumper ware.
It the light comes on, the problem is the sending
unlt.
lf the light does not come on, the problem is an
ooen in the GRN/WHT wire to the gsuge
assemblv, no power to the gauge, a bad bulb, or
poor ground.
5. Add one more gallon of fuel [approx. 4 f ( 1 .1 U S.
G a l , O . 9 l m p . G a l ) 1 .
The light should go off within four minutes.
23-141