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If you are seeking for a new injection pump for your Dodge Cummins diesel engine, but are not certain which is the best model, than please continue reading. In this post we explain some widespread failures with injection pumps. The Cummins diesel engine manufactured by Dodge between 1998 and 2002 came equipped with a Bosch VP44 injection pump. Regrettably these injection pumps have been know to have their fair share of troubles and could need to have to be replaced.

Bosch VP44 injection pumps perform 4 fundamental functions:

1. Distributing the higher-pressure, metered fuel to each and every cylinder at the precise time

2. Metering the exact quantity of fuel for every injection cycle

3. Varying the timing relative to engine speed.

four. Generating the high fuel stress essential for injection

The Bosch VP44 is an electronic rotary distributor pump that can differ fuelling and injection timing, and also includes fuelling, timing, and diagnostic information.

The number one particular trigger of Bosch VP44 injection pump failure is a drop in fuel line pressure, which is normally due to a malfunctioning lift pump. Typical fuel pressure is around 15psi and if the stress drops below 5psi an injection pump failure is probable. Bear in mind negative lift pumps can run unnoticed until costly damage is done to the Bosch VP44 injection pump.

The following are the prime two most typical mechanical failures:

1. Verify Engine Code 216

This is the most common mechanical failure and occurs more than a period of time when weak lift pumps, with low fuel stress rupture the diaphragm in the front of the injection pump. The timing piston will then vibrate to a point where it wears the housing of the pump down till the fuel is in a position to bypass the piston. Dodge has recognized this dilemma for some time, and they no longer even sell the lift pump that goes on the side of the block anymore, rather they replace it with a unit that is now mounted in the tank.

2. Rotor Seizure

One more mechanical failure with the Bosch VP44 injection pump occurs when the rotor seizes in the distributor section of the pump. The most frequent cause for the seizure is a lack of lubrication. Given that the fuel lubricates the Bosch VP44 injection pumps, weak lifts pumps can once again be blamed for this failure. The seizure will then break the Drive Plate and the truck will cease operating, by no means to begin again, until the Bosch VP44 injection pump is replaced.

Stopping Bosch VP44 injection pump Failure

The very best way to avoid failures of the Bosch VP44 injection pump is to avert them from taking place. Acquiring a replacement lift pump, a single that is of a better good quality than what comes from the factory will assist. If that alternative is as well pricey, you can also install a gauge to monitor your fuel pressure. With the gauge you will be capable to know when your lift pump is going out and can effortlessly repair the dilemma just before you lose the Bosch VP44 injection pump.

Preventing problems before they take place is the best way to take care of your truck. [http://plumberencino.org/ wholesale drain cleaning encino]