Jeep Wrangler: STARTING AND OPERATING / REFUELING THE VEHICLE — DIESEL ENGINE (IF EQUIPPED)
The fuel filler cap is located on the driver's side
of the vehicle. If the fuel filler cap is lost or
damaged, be sure the replacement cap is the
correct one for this vehicle.

Fuel Filler Door

Fuel and Diesel Exhaust Fluid (DEF) Fill Location
- Diesel Fuel Filler
- DEF Filler
NOTE:
- When the fuel nozzle “clicks” or shuts off, the
fuel tank is full.
- Tighten the fuel filler cap about a quarter turn
until you hear one click. This is an indication
that the cap is properly tightened.
CAUTION!
For diesel engines, only use diesel fuel for
motor vehicles in accordance with EN 590
European specifications. The use of other
products or mixtures may damage the engine
beyond repair and consequently void the
warranty, due to the damage caused. If you
accidentally introduce other types of fuel into
the tank, do not start the engine. Empty the
tank. If the engine has been run for even an
extremely limited amount of time, you must
not only drain the fuel tank, but the rest of the
supply circuit as well.
After fuel has been added, the vehicle
diagnostic system can determine if the fuel filler
cap is possibly loose, improperly installed, or
damaged. If the system detects a malfunction,
the “gASCAP” message will display in the
odometer display...
Fuel that is contaminated by water or dirt can
cause severe damage to the engine fuel
system. Proper maintenance of the engine fuel
filter and fuel tank is essential...
Other information:
Your vehicle is equipped with an automatic oil
change indicator system. The oil change
indicator system will remind you that it is time to
take your vehicle in for scheduled maintenance.
Based on engine operation conditions, the oil
change indicator message will illuminate...
If applicable, refer to the “Hybrid Supplement”
for additional information.
Release both the hood latches.
Hood Latch Locations
Raise the hood and locate the safety latch,
located in the middle of the hood opening. Push
the safety latch to the right to open the hood...