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.
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...
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:
Check the engine, battery (if equipped),
intercooler (if equipped), and Motor Generator
Unit (MGU) (if equipped) coolant (antifreeze)
protection every 12 months (before the onset of
freezing weather, where applicable). If the
engine, battery (if equipped), intercooler (if
equipped), and MGU (if equipped) coolant is
dirty or rusty in appearance, the system should
be drained, flushed and refilled with fresh OAT
coolant (conforming to MS...
Always use carpet designed to fit your vehicle.
Only use carpet that does not interfere with the
operation of the pedal assemblies. Only operate
the vehicle when the carpet is securely
attached by the grommets so it cannot slip out
of position and interfere with the pedal
assemblies or impair safe operation of your
vehicle in other ways...