Jeep Wrangler: Automatic Transmission — If Equipped / Fluid And Filter Changes
Under normal operating conditions, the fluid
installed at the factory will provide satisfactory
lubrication for the life of the vehicle.
Routine fluid and filter changes are not
required. However, change the fluid and filter if
the fluid becomes contaminated (with water,
etc.), or if the transmission is disassembled for
any reason.
The fluid level is preset at the factory and does
not require adjustment under normal operating
conditions. Routine fluid level checks are not
required; therefore the transmission has no
dipstick...
It is important to use the proper transmission
fluid to ensure optimum transmission
performance and life. Use only the
manufacturer specified transmission fluid...
Other information:
FCA advocates driving at safe speeds and
within posted speed limits. Where speed limits
or conditions are such that the vehicle can be
driven at high speeds, maintaining correct tire
inflation pressure is very important. Increased
tire pressure and reduced vehicle loading may
be required for high-speed vehicle operation...
This vehicle is equipped with a Diesel Exhaust
Fluid (DEF) injection system and a Selective
Catalytic Reduction (SCR) catalyst to meet the
emission requirements.
The DEF injection system consists of the
following components:
DEF tank
DEF pump
DEF injector
Electronically-heated DEF Lines
NOx sensors
Temperature sensors
SCR catalyst
The DEF injection system and SCR catalyst
enable the achievement of diesel emissions
requirements; while maintaining outstanding
fuel economy, drivability, torque and power
ratings...