Exhaust Regeneration - Jeep grand cherokee 2015 User Manual

DIESEL
2. When clean fuel is visible, close the drain and switch the ignition to the OFF
position.
Refer to the Diesel Supplement on the DVD for further details.
Fuel Filter Replacement
1. Ensure engine is turned off.
2. Place drain pan under the fuel filter assembly.
3. Open the water drain valve, and let any accumulated water drain.
4. Close the water drain valve.
5. Remove using a socket. Rotate counterclockwise for removal.
6. Remove the used filter cartridge from the housing and dispose of according to
your local regulations.
7. Wipe clean the sealing surfaces of the lid and housing.
8. Lubricate o-ring on new filter with clean engine oil.
9. Repeat steps 5 through 8 to service second filter in fuel filter assembly.
• Diesel fuel will damage blacktop paving surfaces. Drain the filter into an
appropriate container.
• Do not prefill the fuel filter when installing a new fuel filter. There is a possibility
debris could be introduced into the fuel filter during this action. It is best to install
the filter dry and allow the in-tank lift pump to prime the fuel system.
• If the "Water In Fuel Indicator Light" remains on, DO NOT START the engine
before you drain water from the fuel filter to avoid engine damage.

EXHAUST REGENERATION

This engine meets all required EPA diesel engine emissions standards. To achieve these
emissions standards, your vehicle is equipped with a state-of-the-art engine and exhaust
system. These systems are seamlessly integrated into your vehicle and managed by the
Powertrain Control Module (PCM). Additionally, your vehicle has the ability to alert you
to additional maintenance required on your vehicle or engine. Refer to the following
messages that may be displayed on your Driver Information Display (DID).
Exhaust System — Regeneration Required Now
This message Indicates that the Diesel Particulate Filter (DPF) reached 80% of its
maximum storage capacity.
By simply driving your vehicle at highway speeds for up to 20 minutes, you can
remedy the condition in the particulate filter system and allow your diesel engine and
exhaust after-treatment system to cleanse the filter to remove the trapped PM and
restore the system to normal operating condition.
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CAUTION!