Isuzu N Series 2008 Owner's Manual page 397

Change the fuel filter in accordance with the Maintenance Schedule.
Drain the water when the water separator (fuel filter) warning light comes on.
Water Separator (Fuel Filter) Warning Light
Model without multi-information
display (MID)
Model with MID
CAUTION
• Water remaining that is not discharged from the water separator could freeze
and damage the vehicle.
• If the warning light comes on while the engine is in operation, immediately drain
the water from the water separator (fuel filter). Continuing to drive with the light
remaining on could damage the fuel injection pump. If this happens, have the
vehicle checked and serviced by the nearest Isuzu Dealer.
2008N_sec07-1_print2.indd 51
SERVICE AND MAINTENANCE
Fuel Filter
Maintenance Schedule
When a certain amount of water has
collected in the water separator, the water
separator (fuel filter) warning light comes
on.
When this happens, drain the water and
make sure that the warning light has gone
out.
Draining Water from the Fuel Filter
7-51
→ Refer to page 7-159
→ Refer to page 7-55
3/09/2008 5:47:46 PM