SERVICING AND MAINTENANCE
413
Drain the fuel/water separator filter when the
“Water In Fuel Indicator Light” is ON. Within
10 minutes of vehicle shutdown, turn the filter
drain valve (located on the bottom of the filter
housing) counterclockwise to drain fuel/water,
then turn the ignition switch to the ON position,
and allow any accumulated water to drain.
Leave the drain valve open until all water and
contaminants have been removed. When clean
fuel is visible, close the drain valve by turning it
clockwise, and turn the ignition switch to OFF.
If more than two ounces or 60 milliliters of fuel
U
NDERBODY
M
OUNTED
F
UEL
F
ILTER
R
EPLACEMENT
— D
IESEL
E
NGINE
NOTE:
Using a fuel filter that does not meet FCA’s filtra
-
tion and water separating requirements can
severely impact fuel system life and reliability.
Under normal conditions the diesel fuel filter
should be replaced every 20,000 miles (every
other oil change). If the vehicle is being used in
severe operating conditions, or In certain
geographical areas of the country (Pennsyl
-
vania, New York, Ohio, Maryland, West Virginia,
Arkansas, Oklahoma, Kansas, Iowa, Missouri
and Nebraska) due to fuel cleanliness’ issues,
it’s recommended to replace the fuel filter every
10,000 miles.
Fuel Filter Assembly
1. Turn engine off.
2. Place a drain pan under the fuel filter
assembly.
3. Open the water drain valve, and let any
accumulated water drain.
4. Close the water drain valve.
5. Remove bottom cover using a strap wrench.
Rotate counterclockwise for removal.
Remove the used o-ring and discard it.
6. Remove the used filter cartridge from the
housing and dispose of it according to your
local regulations.
7. Wipe the sealing surfaces of the lid and
housing clean.
8. Install a new o-ring into the ring groove on
the filter housing and lubricate with clean
engine oil.
CAUTION!
Diesel fuel will damage blacktop paving
surfaces. Drain the filter into an appro
-
priate container.
Do not prefill the fuel filter when installing a
new fuel filter. There is a possibility debris
could be introduced into the fuel filter
during this action. It is best to install the
filter dry and allow the in-tank lift pump to
prime the fuel system.
1 — Water In Fuel Drain Valve
2 — Fuel Filter Access
8
21_DT_OM_EN_USC_t.book Page 413