clock JEEP GLADIATOR 2023 Owner's Manual

SERVICING AND MAINTENANCE369

Fuel/Water Separator Filter

Within 10 minutes of vehicle shutdown, turn the
filter drain valve (located on the bottom of the filter
housing) counterclockwise to drain fuel/water;
allow the accumulated water to drain. Leave the
drain valve open until all water and contaminants
have been removed. When clear fuel is visible,
close the drain valve by turning it clockwise.
Upon proper draining of the water from fuel filter
assembly, the Water In Fuel Indicator Light will
remain illuminated for approximately 10 seconds.
If the water was drained while the engine was
running, the Water In Fuel Indicator Light may
remain on for approximately three minutes.
NOTE:Care should be taken in disposing of used fluids
from your vehicle. Used fluids, indiscriminately
discarded, can present a problem to the envi -
ronment. Contact an authorized dealer, service
station, or government agency for advice on recy -
cling programs and for where used fluids and
filters can be properly disposed of in your area.
If more than two ounces or 60 ml of fuel have been
drained, follow the directions for Priming If The
Engine Has Run Out Of Fuel Ú page 370.
FUEL FILTER REPLACEMENT — DIESEL
E
NGINE
NOTE:Using a fuel filter that does not meet FCA US LLC
filtration and water separating requirements can
severely impact fuel system life and reliability.
1. Ensure engine is turned off.

2. Remove the fuel filter protective cover to
access the fuel filter assembly.

Fuel Filter Assembly

3. Place drain pan under the fuel filter assembly.
4. Open the water drain valve, and let any accumulated water and fuel drain.
1 — Water In Fuel Drain Valve
CAUTION!
Diesel fuel will damage blacktop paving
surfaces. Drain the filter into an appropriate
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 — Retainers
2 — Fuel Filter Protective Cover
8

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370SERVICING AND MAINTENANCE
5. Close the water drain valve.

Fuel Filter Assembly

6. Wipe clean the underside of the filter housing to prevent contamination from entering fuel
system during service.
7. Remove the fuel filter cap and filter from the housing using a socket. Rotate counter -
clockwise for removal.
Fuel Filter Assembly

8. Remove the used fuel filter cartridge from the cap and dispose of according to your local
regulations.
9. Wipe clean the sealing surfaces of the cap and housing. 10. Lubricate o-ring on the cap with clean engine
oil.
11. Install the new fuel filter cartridge onto the cap.
12. Insert the cap and filter into the housing with clockwise rotation, use a socket to tighten.
13. After engine start, verify the fuel filter cap does not leak.
PRIMING IF THE ENGINE HAS RUN OUT
O
F FUEL — DIESEL ENGINE

1. Add a substantial amount of fuel to the tank,
approximately 2 to 5 gal (8L to 19L).

2. Push ignition switch twice without your foot on brake to put vehicle in RUN position. This will
activate the in tank fuel pump for approxi -
mately 30 seconds. Repeat this process twice.
1 — Water Drain Valve
1 — Fuel Filter Cap
2 — Socket Adapter
CAUTION!
Take care when handling the new fuel filter to
prevent contamination from entering the fuel
system.
WARNING!
Do not open the high pressure fuel system with
the engine running. Engine operation causes
high fuel pressure. High pressure fuel spray can
cause serious injury or death.

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SERVICING AND MAINTENANCE393
Bulb Replacement
NOTE:Lens fogging can occur under certain atmospheric
conditions. This will usually clear as atmospheric
conditions occur to allow the condensation to
change back into a vapor. Turning the lamps on will
usually accelerate the clearing process.
HALOGEN HEADLAMPS — IF EQUIPPED
See the following steps to replace:

1. Open hood and support using prop rod.

2. Remove the front grille. Turn the retainers
along the top a quarter turn counterclockwise
and remove.
3. Pull the bottom of the grille away, starting at one side and working toward the other. 4. Remove the three screws holding the
headlamp to the vehicle.
5. Remove lamp from the vehicle.
6. Remove the lamp from the collar.
7. Grab the bulb and turn a quarter turn counter -
clockwise.
8. Pull the bulb from the housing.
9. Push connector locking tab to the unlock position.
Base Fog Lamps
PSX24W
Premium Fog Lamps LED
Rear Premium LED Tail Lamps LED
Rear Base Tail Lamp Stop/Tail/Turn Bulb 3157
Rear Base Tail Lamp Backup Bulb 7440
Rear Base Tail Lamp Side Marker LED
Center High Mounted Stop Lamp LED
License Lamp LED
NOTE: Numbers refer to commercial bulb types that can be purchased from an authorized dealer. If a bulb needs to be replaced, visit an authorized dealer or refer
to the applicable Service Manual.
Exterior Bulbs
Bulb Name Bulb Number
8

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394SERVICING AND MAINTENANCE
10. Remove connector from bulb.
11. Push connector onto new bulb base, and push the connector locking tab to the lock position.
12. Reinstall bulb housing. Rotate the bulb a quarter turn clockwise.
NOTE:We recommend seeing an authorized dealer for
service.
FRONT PARK/TURN SIGNAL
See the following steps to replace:

1. Remove the front wheel liner fasteners to access bulb sockets.
Wheel Liner

2. Turn the socket assembly a quarter turn counterclockwise and remove from housing.
Pull the bulb straight from the socket to
replace.
NOTE:We recommend seeing an authorized dealer for
service.
LED FRONT SIDE MARKER
See the following steps to replace:

1. Remove the front wheel liner fasteners to access side maker screw and electrical
connector.
2. Remove fastening screw in the back of the
front side maker assembly and disconnect
electrical connector.
3. Remove and replace LED front side marker light assembly.
FRONT FOG LAMP — IF EQUIPPED
See the following steps to replace:

1. Reach under the vehicle to access the back of the front fog lamp.

2. Disconnect the wire harness connector from the front fog lamp connector receptacle.
3. Firmly grab the bulb by the two latch features and squeeze them together to unlock the bulb
from the back of the front fog lamp housing.
4. Pull the bulb straight out from the keyed opening in the housing and then connect the
replacement bulb.CAUTION!
Do not touch the new bulb with your fingers. Oil
contamination will severely shorten bulb life. If
the bulb comes in contact with any oily surface,
clean the bulb with rubbing alcohol.
CAUTION!
Do not touch the new bulb with your fingers. Oil
contamination will severely shorten bulb life. If
the bulb comes in contact with any oily surface,
clean the bulb with rubbing alcohol.

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SERVICING AND MAINTENANCE395
LED Front Fog Lamp
If your vehicle is equipped with LED fog lamps they
are replaced as an assembly.
NOTE:We recommend seeing an authorized dealer for
service.
REAR TAIL, STOP, TURN SIGNAL, AND BACKUP
LAMP — IF EQUIPPED
See the following steps to replace:

1. Remove the two screws that pass through the bed sheet metal.

Tail Lamp Screws
2. Pull the outboard side of the lamp rearward,
far enough to unsnap the two receptacles on
the outboard side of the lamp housing, from
the two plastic snap post retainers in the outer
box side panel.
3. Once removed, locate and rotate the appropriate socket a quarter turn counter -
clockwise, then remove it from the housing.
4. Pull the bulb straight from the socket to replace.
5. To install a new bulb, reverse the procedure above.
CENTER HIGH MOUNTED STOP LAMP (CHMSL)
The stop lamp is mounted on the tailgate. If service
is needed, obtain the LED assembly from an
authorized dealer.
LICENSE PLATE LAMPS — IF EQUIPPED
NOTE:
To install a new bulb, reverse the procedure above.
When installing the new bulb, care should be taken
to not allow bare skin to come in contact with the
bulb.
See an authorized dealer to replace LED lamps.
TIRES
TIRE SAFETY INFORMATION
Tire safety information will cover aspects of the
following information: Tire Markings, Tire
Identification Numbers, Tire Terminology and
Definitions, Tire Pressures, and Tire Loading.
NOTE:If your vehicle is equipped with bead-lock wheels,
please refer to your vehicles bead-lock specific
part number for additional information and instruc -
tions on mopar.com or by contacting an authorized
dealer.
CAUTION!
Do not touch the new bulb with your fingers.
Oil contamination will severely shorten bulb
life. If the bulb comes in contact with any oily
surface, clean the bulb with rubbing alcohol.
Always use the correct bulb size and type for
replacement. An incorrect bulb size or type
may overheat and cause damage to the lamp,
the socket or the lamp wiring.8

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416SERVICING AND MAINTENANCE
Rear Carpet

1. Remove the grommets under the front seat (one left and one right).

Carpet Split

2. Then pull the carpet out, to the rear and open the carpet split around the front seat brackets.
3. Remove the rear Under Seat storage bin (if equipped), by removing the four bolts that hold
it to the floor.
4. Remove the fastener bin from the rear floor, it is held in by clips.
5. Remove the jack and tools by turning the wing bolt counterclockwise, remove the wing bolt
and then lift the assembly out from under the
seat.
6. Lift carpet off of the rear retainers (one left and one right).
Rear Retainers

7. Remove carpet from the vehicle.
8. When reinstalling the carpet, perform these steps in reverse order making sure that the
carpet is tucked under the scuffs, B-pillar,
console, and then refasten the grommets.
SEATS AND FABRIC PARTS
Use Mopar® Total Clean to clean fabric upholstery
and carpeting.
Seat Belt Maintenance
If the belts need cleaning, use a mild soap solution
or lukewarm water. Do not remove the belts from
the vehicle to wash them. Dry with a soft cloth.
Replace the belts if they appear frayed or worn or
if the buckles do not work properly.
WARNING!
Do not use volatile solvents for cleaning
purposes. Many are potentially flammable, and
if used in closed areas they may cause
respiratory harm.
CAUTION!
Do not bleach, dye or clean the belts with
chemical solvents or abrasive cleaners. This will
weaken the fabric. Sun damage can also
weaken the fabric
WARNING!
A frayed or torn seat belt could rip apart in a
collision and leave you with no protection.
Inspect the seat belt system periodically,
checking for cuts, frays, or loose parts.
Damaged parts must be replaced immediately.
Do not disassemble or modify the seat belt
system. If your vehicle is involved in a collision,
or if you have questions regarding seat belt or
retractor conditions, take your vehicle to an
authorized FCA dealer or authorized FCA
Certified Collision Care Program facility for
inspection.

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