Jeep Wrangler: INSTRUMENT CLUSTER DISPLAY / Fuel System Messages

Diesel Particulate Filter (DPF) Messages

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 LIGHTS AND MESSAGES

The warning/indicator lights will illuminate in the instrument panel together with a dedicated message and/or acoustic signal when applicable. These indications are indicative and precautionary and as such must not be considered as exhaustive and/or alternative to the information contained in the Owner’s Manual, which you are advised to read carefully in all cases...

Other information:

Jeep Wrangler 2018-2024 Owners Manual: Auxiliary Switches — If Equipped

Four auxiliary switches located in the lower switch bank of the instrument panel can be used to power various electrical devices. You have the ability to configure the functionality of the auxiliary switches via the Uconnect Settings. All switches can be configured as follows: Switch type operation: Latching or Momentary Power source: Battery or Ignition Ability to hold last state across key cycles: On or Off Auxiliary Switches NOTE: Holding last state conditions are met when switch type is set to latching and power source is set to ignition...

Jeep Wrangler 2018-2024 Owners Manual: System Overview

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...