The 2.2-liter R4 diesel engine Jeep ENE or 2.2 CRD was produced from 2010 to 2015 and was installed on European versions of such well-known models as Caliber, Patriot and Compass. This diesel engine from Daimler AG on a car from Mercedes is known under the index OM 651 DE 22 LA.
The Mercedes series also includes internal combustion engines: EDJ, ENF and EXL.
The engine was installed on:
- Dodge Caliber 1 (PM) in 2010 – 2011;
- Jeep Compass 1 (MK) in 2011 – 2015;
- Jeep Patriot 1 (MK) in 2010 – 2011.
Specifications
| Production years | 2010-2015 |
| Displacement, cc | 2143 |
| Fuel system | Common Rail |
| Power output, hp | 136 – 163 |
| Torque output, Nm | 320 |
| Cylinder block | cast iron R4 |
| Block head | aluminum 16v |
| Cylinder bore, mm | 83 |
| Piston stroke, mm | 99 |
| Compression ratio | 16.2 |
| Features | DOHC |
| Hydraulic lifters | yes |
| Timing drive | chain/gear |
| Phase regulator | no |
| Turbocharging | yes |
| Recommended engine oil | 5W-30 |
| Engine oil capacity, liter | 6.5 |
| Fuel type | diesel |
| Euro standards | EURO 5 |
| Fuel consumption, L/100 km (for Jeep Compass 2012) — city — highway — combined |
7.9 5.9 6.7 |
| Engine lifespan, km | ~300 000 |
Disadvantages of the ENE engine
- There was a revocable company to replace Delphi piezo injectors on engines of the first years;
- Another weak point of the fuel system is the metering valve in the rail;
- The variable displacement oil pump may fail, which is dangerous for the motor;
- The search for air leaks should start with the intake manifold, it often cracks;
- Also, this diesel engine regularly suffers from antifreeze leaks from the thermostat and pumps.
