Jeep Wrangler: FUEL REQUIREMENTS — GASOLINE ENGINE / Do Not Use E-85 In Non-Flex Fuel Vehicles
Non-Flex Fuel Vehicles (FFV) are compatible
with gasoline containing up to 15% ethanol
(E-15). Use of gasoline with higher ethanol
content may void the New Vehicle Limited
Warranty.
If a Non-FFV vehicle is inadvertently fueled with
E-85 fuel, the engine will have some or all of
these symptoms:
- Operate in a lean mode
- OBD II Malfunction Indicator Light on
- Poor engine performance
- Poor cold start and cold drivability
- Increased risk for fuel system component
corrosion
Reformulated Gasoline
Many areas of the country require the use of
cleaner burning gasoline referred to as
“reformulated gasoline”. Reformulated
gasoline contains oxygenates and are
specifically blended to reduce vehicle
emissions and improve air quality...
CNG And LP Fuel System Modifications
Modifications that allow the engine to run on
Compressed Natural Gas (CNG) or Liquid
Propane (LP) may result in damage to the
engine, emissions, and fuel system
components...
Other information:
Depending upon model and mode of operation,
the ESC system may have multiple operating
modes.
ESC On
“ESC On” is the normal operating mode for the
ESC. Whenever the vehicle is started, the ESC
system will be in this mode. This mode should
be used for most driving conditions...
Observe the instrument cluster lights when
starting the engine.
NOTE:
Normal starting of either a cold or a warm
engine is obtained without pumping or pressing
the accelerator pedal.
Always apply the parking brake.
Press and hold the brake pedal while
pushing the ENGINE START/STOP button
once...