Mercedes-Benz OM605 engine

The Mercedes-Benz OM605 is a 2.5 L (2,497 cc) inline-five cylinder (R5/I5) double overhead camshaft (DOHC) diesel engine with indirect injection manufactured by Mercedes-Benz between 1993 and 2001. It replaced the single overhead camshaft (SOHC) OM602 engine.

Mercedes-Benz OM605 engine
Overview
Manufacturer	Mercedes-Benz
Production	1993–2001
Layout
Configuration	Straight-5
Displacement	2.5 L (2,497 cc)
Cylinder bore	87 mm (3.43 in)
Piston stroke	84 mm (3.31 in)
Block material	Cast iron
Valvetrain	DOHC 20 valves
Compression ratio	22.0:1
Combustion
Turbocharger	Only on OM 605.96x with intercooler
Fuel system	Indirect injection
Management	Bosch
Fuel type	Diesel
Cooling system	Water-cooled
Output
Power output	83–110 kW (113–150 PS; 111–148 hp)
Torque output	170–280 N⋅m (125–207 lb⋅ft)
Chronology
Predecessor	Mercedes-Benz OM602 engine
Successor	Mercedes-Benz OM612 engine

It uses a Bosch electronically controlled inline injection pump (ERE) except in the W124 where it uses a Bosch mechanically governed inline injection pump (Bosch M pump with RSF governor).

It is related to the straight-4 2.0 and 2.2 litre OM604 and the straight-6 3.0 litre OM606 engines.

Specifications

ID	DIN-rated max. motive power at rpm	max. torque at rpm	aspiration	years	applications
OM 605.910 ERE	83 kW (113 PS; 111 hp) @5000 rpm	170 N⋅m (125 lb⋅ft) @2800 rpm	Natural	1993–1995	W202 C 250 D
OM 605.911	83 kW (113 PS; 111 hp) @5000 rpm	170 N⋅m (125 lb⋅ft) @2800 rpm	Natural	1993–1996	W124 E 250 D
OM 605.912 ERE	83 kW (113 PS; 111 hp) @5000 rpm	170 N⋅m (125 lb⋅ft) @2800 rpm	Natural	1996–1998	W210 E 250 D
OM 605.960 ERE	110 kW (150 PS; 148 hp) @4400 rpm	280 N⋅m (207 lb⋅ft) @1800 rpm	Turbocharger, intercooler	1995–2001	W202 C 250 Turbodiesel
OM 605.962 ERE	110 kW (150 PS; 148 hp) @4400 rpm	280 N⋅m (207 lb⋅ft) @1800 rpm	Turbocharger, intercooler	1997–1998	W210 E 250 Turbodiesel

See also

• List of Mercedes-Benz engines