Cummins Water Pump Failure

Drivers and maintenance personnel should do regular maintenance checks and include the water pump in their inspections.

Cummins water pump failure. The cummins pump housing is stamped with concentric as the manufacturer. Discussion in engine performance started by smiley mar 13 2018. The p pump found on 94 98 5 9l s which had its own oil supply. The pulley spins quietly and true just like the gates pump does.

The story goes like this. According to documents from fiat chrysler and nhtsa concentric brand water pumps without vent holes could suffer bearing failure as well as start leaking coolant. I d replace it so you don t end up getting stranded some where with a burned up pump. On a cummins engine water pump failure can mean anything from sudden engine overheat to a literal explosion of parts off of the front of the engine block depending on the engine in question and the type of failure.

If you have any questions post a comment. Perhaps the most notorious cummins failure on the books is when a vp44 bites the dust. If a water pump bearing gets too hot bearing failure the plastic wiring harness loom above the water pump could melt and the plastic could cause a fire. Page 1 of 4 1 2 3.

Coolant will not flow through the cooling system correctly. So if the water pump shows signs of weakness or fails completely. To avoid tragedies like water pump failure one must know that the bearing of the water pump holds high importance. Therefore one must choose a water pump with a sound bearing.

If not now bud then it s gonna go pretty soon. The pump has a similar casting to the gates pump with the pulley surface being about the same as well. Cummins 6 7l turbo diesel. Usually it is quite noticeable due to its change of sound.

The cummins brand 3286278 water pump for 89 98 12v dodge cummins trucks. This electronically controlled rotary style bosch injection pump was used on all 98 5 02 cummins 24 valve engines and relied solely on diesel fuel as its means of cooling and lubricating vs. Another a seized pump causes a belt fling electrical wires are cut and a short circuit happens. That is the one plausible answer from the field guys we contacted.

In the case of a malfunction in the bearing there will be a leak in the water pump. This exposes coolant to hot. Furthermore if coolant does not flow engine temperatures rise and it begins to overheat.