The 3.0-liter diesel V6 Jeep EXJ or 3.0 EcoDiesel engine has been produced since 2019 and is put on the popular Jeep Wrangler in the US market or a pickup truck based on it Gladiator. A similar diesel engine is installed on RAM 1500 pickups, but under its own EXH index.
VM Motori family: ENC, ENJ, ENS, ENR, EXF, EXJ, EXN, EXA.
Specifications
| Production years | since 2019 |
| Displacement, cc | 2987 |
| Fuel system | Common Rail |
| Power output, hp | 264 |
| Torque output, Nm | 600 |
| Cylinder block | cast iron V6 |
| Block head | aluminum 24v |
| Cylinder bore, mm | 83 |
| Piston stroke, mm | 92 |
| Compression ratio | 16.0 |
| Features | DOHC |
| Hydraulic lifters | yes |
| Timing drive | chain |
| Phase regulator | no |
| Turbocharging | yes |
| Recommended engine oil | 5W-40 |
| Engine oil capacity, liter | 8.5 |
| Fuel type | diesel |
| Euro standards | EURO 6 |
| Fuel consumption, L/100 km (for Jeep Wrangler 2021) — city — highway — combined |
10.7 8.1 9.4 |
| Engine lifespan, km | ~250 000 |
| Weight, kg | 220 |
The engine was installed on:
- Jeep Gladiator 2 (JT) since 2020;
- Jeep Wrangler 4 (JL) since 2019.
Disadvantages of the Jeep EXJ engine
- Engines of 2019 – 2021 came under recall, they were replaced with a defective high-pressure fuel pump for a new one.
- Sometimes this did not help, as parts of the pump managed to get into the fuel system.
- Another recall campaign was carried out to replace cracked EGR coolers.
- Also on specialized forums they complain about sensitive turbo lag and leaks from the oil cooler.
Frequently asked questions about the Jeep EXJ
How much power does the Jeep EXJ make?
The Jeep EXJ develops 264 hp and 600 Nm of torque.
How much oil does the Jeep EXJ take and which one?
Engine oil capacity: 8.5 liters. Recommended oil: 5W-40.
Does the Jeep EXJ have a timing belt or chain?
The Jeep EXJ uses a timing chain.
Is the Jeep EXJ turbocharged?
Yes, the Jeep EXJ is turbocharged.
Does the Jeep EXJ need valve clearance adjustment?
No, the Jeep EXJ has hydraulic lifters, so the valve clearances do not need to be adjusted.
How long does the Jeep EXJ last?
The typical lifespan of the Jeep EXJ is ~250 000 km with proper maintenance.
What is the fuel consumption of the Jeep EXJ?
Jeep Wrangler 2021: city 10.7, highway 8.1, combined 9.4 L/100 km.
What cars was the Jeep EXJ installed on?
Jeep Gladiator 2 (JT) since 2020; Jeep Wrangler 4 (JL) since 2019.
What are the common problems of the Jeep EXJ?
Engines of 2019 - 2021 came under recall, they were replaced with a defective high-pressure fuel pump for a new one. Sometimes this did not help, as parts of the pump managed to get into the fuel system. All known problems.
