Jeep Wrangler: VEHICLE MAINTENANCE / Diesel Exhaust Fluid
Diesel Exhaust Fluid (DEF) sometimes known simply by the name of its active component, UREA—is a key component of Selective Catalytic Reduction (SCR) systems, which help diesel vehicles meet stringent emission regulations. DEF is a liquid reducing agent that reacts with engine exhaust in the presence of a catalyst to convert smog-forming nitrogen oxides (NOx) into harmless nitrogen and water vapor.
Intervention Regeneration Strategy — Message Process Flow
This engine meets all required diesel engine
emissions standards. To achieve these
emissions standards, your vehicle is equipped
with a state-of-the-art engine and exhaust
system...
Accessory Drive Belt Inspection
WARNING!
Do not attempt to inspect an accessory
drive belt with vehicle running.
When working near the radiator cooling fan,
disconnect the fan motor lead...
Other information:
Jeep Wrangler 2018-2025 Owners Manual: STARTING THE ENGINE — GASOLINE ENGINE (IF EQUIPPED)
Before starting your vehicle, adjust your seat, adjust both inside and outside mirrors, and fasten your seat belts. WARNING! When exiting the vehicle, always remove the key fob from the ignition and lock your vehicle. Never leave children alone in a vehicle, or with access to an unlocked vehicle...
Jeep Wrangler 2018-2025 Owners Manual: Electronic Sway Bar Disconnect — If Equipped
Your vehicle may be equipped with an electronic disconnecting stabilizer/sway bar. This system allows greater front suspension travel in off-road situations. This system is controlled by the SWAY BAR switch located on the instrument panel (to the right of the steering column)...
Categories
- Manuals Home
- Jeep Wrangler Owners Manual
- Jeep Wrangler Service Manual
- Turning FCW On Or Off
- SiriusXM® Satellite Radio Mode — If Equipped
- The ASSIST and SOS Call Buttons On Your Rearview Mirror Or Overhead Console
- New on site
- Most important about car
Automatic Headlights — If Equipped, Lights-On Reminder
Automatic Headlights
This system automatically turns the headlights on or off according to ambient light levels. To turn the system on, rotate the headlight switch clockwise to the last detent for automatic headlight operation. When the system is on, the headlight time delay feature is also on. This means the headlights will stay on for up to 90 seconds after you place the ignition into the OFF position. To turn the automatic system off, move the headlight switch out of the AUTO position.
