The 2.8-liter R4 diesel engine Jeep ENS or 2.8 CRD was produced from 2006 to 2018 and was installed on the Grand Voyager minivan or SUVs Cherokee, Liberty, Wrangler, Nitro. This diesel engine manufactured by the Italian company VM Motori is also known as the RA 428 DOHC.
VM Motori family: ENC, ENJ, ENS, ENR, EXF, EXJ, EXN, EXA.
Specifications
| Production years | 2006-2018 |
| Displacement, cc | 2766 |
| Fuel system | Common Rail |
| Power output, hp | 160 – 200 |
| Torque output, Nm | 360 – 460 |
| Cylinder block | cast iron R4 |
| Block head | aluminum 16v |
| Cylinder bore, mm | 94 |
| Piston stroke, mm | 100 |
| Compression ratio | 17.5 |
| Features | DOHC |
| Hydraulic lifters | yes |
| Timing drive | belt |
| Phase regulator | no |
| Turbocharging | Garrett GTB1756VK |
| Recommended engine oil | 5W-30 |
| Engine oil capacity, liter | 6.5 |
| Fuel type | diesel |
| Euro standards | EURO 4/5 |
| Fuel consumption, L/100 km (for Jeep Cherokee 2009) — city — highway — combined |
12.2 7.8 9.4 |
| Engine lifespan, km | ~300 000 |
| Weight, kg | 240 |
The engine was installed on:
- Chrysler Grand Voyager 5 (RT) in 2007 – 2016;
- Dodge Nitro 1 (KA) in 2007 – 2011;
- Jeep Cherokee 4 (KK) in 2007 – 2012;
- Jeep Wrangler 3 (JK) in 2006 – 2018.
Disadvantages of the ENS engine
- In the fuel system of this diesel engine, the regulator valve of the high pressure fuel pump is most often worried;
- Piezo injectors are also more demanding on fuel and have a low resource;
- It cannot be called very reliable and the turbine often requires repair up to 100,000 km;
- The timing belt is designed for 150,000 km, but when it breaks, only the rocker breaks;
- The place of air leakage is often the connector of the fuel filter heater.
Frequently asked questions about the Jeep ENS
How much power does the Jeep ENS make?
The Jeep ENS develops 160 - 200 hp and 360 - 460 Nm of torque.
How much oil does the Jeep ENS take and which one?
Engine oil capacity: 6.5 liters. Recommended oil: 5W-30.
Does the Jeep ENS have a timing belt or chain?
The Jeep ENS uses a timing belt.
Is the Jeep ENS turbocharged?
Yes, the Jeep ENS is turbocharged (Garrett GTB1756VK).
Does the Jeep ENS need valve clearance adjustment?
No, the Jeep ENS has hydraulic lifters, so the valve clearances do not need to be adjusted.
How long does the Jeep ENS last?
The typical lifespan of the Jeep ENS is ~300 000 km with proper maintenance.
What is the fuel consumption of the Jeep ENS?
Jeep Cherokee 2009: city 12.2, highway 7.8, combined 9.4 L/100 km.
What cars was the Jeep ENS installed on?
Chrysler Grand Voyager 5 (RT) in 2007 - 2016; Dodge Nitro 1 (KA) in 2007 - 2011; Jeep Cherokee 4 (KK) in 2007 - 2012; Jeep Wrangler 3 (JK) in 2006 - 2018.
What are the common problems of the Jeep ENS?
In the fuel system of this diesel engine, the regulator valve of the high pressure fuel pump is most often worried. Piezo injectors are also more demanding on fuel and have a low resource. All known problems.
