Jeep Wrangler 2018-2026 Owners Manual / TECHNICAL SPECIFICATIONS / FUEL REQUIREMENTS — GASOLINE ENGINE / Do Not Use E-85 In Non-Flex Fuel Vehicles

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. Materials Added To Fuel. Gasoline/Oxygenate Blends

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. MMT In Gasoline

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:

Jeep Wrangler 2018-2026 Owners Manual: Auxiliary Switches — If Equipped

Four auxiliary switches located in the lower switch bank of the instrument panel can be used to power various electrical devices. You have the ability to configure the functionality of the auxiliary switches via the Uconnect Settings. All switches can be configured as follows: Switch type operation: Latching or Momentary Power source: Battery or Ignition Ability to hold last state across key cycles: On or Off Auxiliary Switches NOTE: Holding last state conditions are met when switch type is set to latching and power source is set to ignition...

Jeep Wrangler 2018-2026 Owners Manual: Interior Courtesy Lights

The courtesy lights will turn on when the front doors are opened, by rotating the dimmer controls on the headlight switch fully upward, or, if equipped, when the unlock button is pushed on the key fob. The interior courtesy lights are located in the center of the vehicle’s sport bar, and consist of one large center light and four smaller reading lights...

Manual Seat Height Adjustment

The driver's seat height can be raised or lowered by using the ratcheting handle, located on the outboard side of the seat. Pull upward on the handle to raise the seat, push downward on the handle to lower the seat. Several strokes may be necessary to achieve the desired position.

Jeep Wrangler. Manual Seat Height Adjustment

Seat Height Adjustment