Symptoms
Momentary power drops in various areas of engine operation, coupled with rattling sounds under the floor of the vehicle and loud roaring noises, …
Daily Archives: January 2, 2014
Short-term decay of self-ignition while driving in all speed ranges
Symptoms
In the customer's car, there are short-term decays of auto-ignition while driving in all speed ranges, similar to misfiring in a positive-ignition engine (refers to …
Bleeding of the VP44 injection pump
Bleeding of the VP44 injection pump
After mounting the injection pump to the engine or pouring fuel into the tank, when it was completely empty earlier, you must necessarily …
Exhaust gas recirculation and boost systems
Exhaust gas recirculation and boost systems
The EGR valve is opened and closed by a controller via an electro-pneumatic pressure transducer. The underpressure, which changes smoothly in the system, enables …
Supplying the VP44 injection pump with fuel
Fuel injection pump supply
The fuel from the tank is forced through the filter by a feed pump to the injection pump. A vane pump in the distributor pump increases the pressure …
Two generations of VP44 injection pumps
Two generations of VP44 pumps
The Opel brand has priority in the use of a Bosch type VP44 radial distributor injection pump. In 1996 r. the factory gates left …
Diesel engine direct injection
The breakthrough in the field of diesel engines for passenger cars was the use of direct injection. As you know, engines with injection into the combustion chamber located in the piston have a larger one …