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: VEHICLE SECURITY SYSTEM — IF EQUIPPED

The Vehicle Security system monitors the vehicle doors for unauthorized entry and the ignition switch for unauthorized operation. When the alarm is activated, the interior switches for door locks are disabled. The Vehicle Security system provides both audible and visible signals...

Jeep Wrangler 2018-2026 Owners Manual: Connecting The Jumper Cables

Connect the positive (+) end of the jumper cable to the remote positive (+) post of the discharged vehicle. Connect the opposite end of the positive (+) jumper cable to the positive (+) post of the booster battery. Connect the negative end (-) of the jumper cable to the negative (-) post of the booster battery...

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