Direct Answer: 2022 Jeep Wrangler 3.0L Diesel Oil Requirements
For the 2022 Jeep Wrangler with the 3.0L 6-cylinder Engine Code [M] EXJ M Diesel Turbo, the engine oil capacity is 9 quarts (including filter replacement). The recommended viscosity is 5W-40. AMSOIL recommends using AMSOIL 5W-40 FS 100% Synthetic European Motor Oil (Code: EFMQT-EA) paired with a WIX Oil Filter (Code: WL10614-EA).
What oil does a 2022 Jeep Wrangler 3.0L Diesel take?
The 2022 Jeep Wrangler with the 3.0L 6-cylinder diesel engine requires a 5W-40 viscosity motor oil. For this application, AMSOIL lists EFMQT-EA, which is designed for the unique demands of diesel and hybrid European vehicles. Always verify with your owner’s manual to ensure compliance with specific manufacturer requirements.
AMSOIL Product Recommendations
The following AMSOIL and WIX products are specifically identified for the 2022 Jeep Wrangler 3.0L Diesel Turbo.
Engine Oil & Filter
| Filter Type | Part Number |
|---|---|
| WIX Oil Filter | WL10614-EA |
Transmission & Transfer Case Fluids
| Application | Product Name | Part Code |
|---|---|---|
| Automatic Transmission (8HP75) | AMSOIL Signature Series Fuel-Efficient 100% Synthetic ATF | ATLPK-EA |
| Automatic Transmission (8HP75) | AMSOIL OE Fuel-Efficient 100% Synthetic ATF | OTLQT-EA |
| Transfer Case (MP1622) | AMSOIL Signature Series Multi-Vehicle 100% Synthetic ATF | ATFPK-EA |
Coolant & Brake Fluids
| Application | Product Name | Part Code |
|---|---|---|
| Engine Coolant (Pre-mix) | AMSOIL Passenger Car & Light Truck Antifreeze & Coolant | ANTPC1G-EA |
| Engine Coolant (Concentrate) | AMSOIL Propylene Glycol Antifreeze and Engine Coolant | ANT1G-EA |
| Brake Fluid (DOT 3/4) | AMSOIL DOT 3 and DOT 4 100% Synthetic Brake Fluid | BFLVCN-EA |
Engine Oil Specifications
| Parameter | Specification/Detail |
|---|---|
| AMSOIL Lookup Oil Grade | SEO50 |
| Viscosity | 5W-40 (All Temps) |
| Oil Capacity | 9 quarts (with filter) |
| Oil Drain Plug Torque | 33 ft/lbs |
How much oil does it take with a filter change?
When performing an oil service on the 2022 Jeep Wrangler 3.0L Diesel Turbo, you will need approximately 9 quarts of oil to account for the capacity including the new filter. It is recommended to check the oil level after refilling to ensure accuracy.
Transmission and Transfer Case Maintenance
The automatic transmission (model 8HP75) requires a total fill of 9 quarts. For transfer case maintenance, the MP1622 unit requires 3.4 pints of lubricant. Ensure you fill the transfer case to the bottom edge of the fill plug opening.
Transfer Case Torque Specs
| Component | Torque Value |
|---|---|
| Transfer Case Fill Plug | 21 ft/lbs |
| Transfer Case Drain Plug | 21 ft/lbs |
Diesel maintenance notes for this vehicle
Maintaining a diesel engine requires specialized attention compared to gasoline models. Owners should prioritize the following:
- Fuel Filtration: Regular monitoring of fuel filtration is critical to protect high-pressure fuel components.
- Turbocharger Health: Ensure proper lubrication and cooling are maintained to support turbocharging systems.
- Cooling System: Monitor coolant levels and quality, especially when using heavy-duty diesel engines in demanding environments.
- DEF Systems: If applicable, maintain the Diesel Exhaust Fluid (DEF) system as part of routine service.
Common diesel oil-related concerns and how AMSOIL products may help
| Concern | Why it matters | AMSOIL Product | How it may help | Important Limitation |
|---|---|---|---|---|
| Turbocharger Protection | High heat and speed can cause oil breakdown. | EFMQT-EA | Provides exceptional engine protection and stability. | Requires regular interval adherence. |
| Heavy Towing/Terrain | Increases transmission heat and stress. | ATLPK-EA | Withstands rigors of heavy towing and elevated temperatures. | Not a repair for existing damage. |
| Cold Weather Starts | Thick oil can hinder lubrication during startup. | OTLQT-EA | Offers excellent cold-weather performance. | Subject to vehicle operating conditions. |
Common maintenance concerns for this vehicle
Based on owner reports and technical research, owners of the 2022 Jeep Wrangler should be aware of several areas requiring attention:
- Electrical Systems: There are various reports regarding electrical system performance.
- Fuel System Components: High-pressure fuel pump (HPFP) reliability is a noted area for monitoring in 3.0L diesel engines.
- Steering and Suspension: Regular inspections of steering components are advised for off-road use.
Note: NHTSA complaints are owner reports and should not be treated as verified defects.
Recall, TSB, and manufacturer communication notes
Official NHTSA recall research indicates several important communications for the 2022 Jeep Wrangler:
- Fuel System Recall (Campaign 22V767000): Certain 2020-2022 Jeep Wrangler vehicles with 3.0L diesel engines may have a high-pressure fuel pump (HPFP) that could fail, potentially causing an engine stall.
- Exterior Lighting Recall (Campaign 22V326000): Some side marker lights may not function due to an incompatible tail light assembly wiring harness.
Important: Always verify open recalls by using your specific Vehicle Identification Number (VIN) through the manufacturer or official NHTSA databases.
About this vehicle
The 2022 Jeep Wrangler represents the fourth generation (JL series) of Jeep’s iconic off-road SUV lineage. This generation is characterized by its body-on-frame construction with rigid live axles at both the front and rear, a design choice intended to provide superior off-road capability compared to unibody crossovers.
The JL platform accommodates various configurations, including two-door and four-door (Unlimited) models, while retaining classic Jeep features like removable tops and a fold-flat windshield. This specific model is equipped with a 3.0L 6-cylinder diesel engine. Diesel engines in this category are typically utilized for their increased torque and fuel efficiency, making them suitable for both heavy-duty off-roading and long-distance touring.
Because these vehicles are often used in demanding environments—ranging from daily commuting to rugged trail use—regular monitoring of fluid levels and filter replacement intervals is critical. Owners should focus on the health of the turbocharging system, fuel filtration, and the Diesel Exhaust Fluid (DEF) system where applicable. As noted in vehicle research, specific engine performance data and emission requirements should always be verified through official manufacturer documentation.
Common questions about this vehicle’s diesel oil and maintenance
What is the oil capacity for my 2022 Jeep Wrangler 3.0L Diesel?
The engine requires 9 quarts of oil when replacing the filter.
Which AMSOIL oil is best for the 3.0L diesel engine?
AMSOIL recommends EFMQT-EA, a 5W-40 FS 100% Synthetic European Motor Oil designed for diesel and hybrid engines.
What is the torque spec for my oil drain plug?
The oil drain plug should be torqued to 33 ft/lbs.
Does my Jeep Wrangler need special transmission fluid?
Yes, for the 8HP75 automatic transmission, AMSOIL lists ATLPK-EA or OTLQT-EA.
How much coolant does the 3.0L diesel engine hold?
The cooling system capacity is 14.8 quarts.
Should I be concerned about the fuel pump recall?
NHTSA has documented a recall (Campaign 22V767000) regarding the high-pressure fuel pump in some 3.0L diesel engines. You should check your VIN with a dealer to see if your vehicle is affected.
Disclaimer: This information is derived from provided source data. Always consult your vehicle’s owner manual and professional mechanics for service and maintenance.