What happens when a cat C7 engine fails?
When this happens, it damages the injectors. Basically there is what is called a deflector sheild in the high pressure pump that fails and sends metal into the injectors through the oil. It’s kinda a known problem on C7 engines. I am sorry.
Why is my cat C7 in cold mode?
Somethings going on when it come out of cold mode. You most likely need a set of injectors. If your high pressure pump was replaced due to failure, then it may have contaminated the injectors. The injector map is in cold mode (rich) until 165 deg.
When did the Caterpillar C7 engine recall start?
THE SAFETY RECALL IS EXPECTED TO BEGIN ON OR ABOUT SEPTEMBER 1, 2010. OWNERS MAY CONTACT CATERPILLAR TOLL-FREE AT 1-800-447-4986. The first truck I would do a back preasure reading, you could have a broken baffle, in the muffler.
Why is my frieghtliner m2 blowing white smoke?
I have a 2006 frieghtliner m2 with a cat c7 engine it is blowing white smoke when running could you tell me where I should start is that a heui pump or injector issue or maybe the injector are not programed? Experience: 23 Years Caterpillar Engine experience. Hi. Thanks for using JA and requesting me! I will try and help you out.
What kind of pump does a C7 engine use?
Just a thought! The early C7 engines were HEUI. They also had the fairly early version of the HEP HEUI pump, and were prone to breaking springs on the delivery valves of the high pressure pump. Your symptoms sound about right for a HEUI pump problem.
What’s the top speed of a cat C7?
Top speed might be 35 – 40 mph. Need to kinda feather the throttle until the engine temp comes up to then it runs fine. See this thread……
Is there a turning tool for a cat C7 engine?
Sorry, the C7 does not have a turning tool for the engine. You will need to out a socket on the front dampner pully or a large pipe wrench on it to rotate the engine. It’s the only way. Some guys don’t like putting a pipe wrench on it but it works the easiest.
What should I do about my Caterpillar C7?
Cat would suggest full injector replacement and fuel pump, as well as cleaning out the fuel rail inside the head. This most often happened after they were ran out of fuel. It is imperative to be 100% clean when dealing with this fuel system. If it was just rebuilt, probably someone had no idea what they were doing when they set the valves.
When was the Caterpillar C7 diesel engine made?
The Caterpillar C7 Engine was produced from 2003 – 2009 and was originally touted to be the greatest CAT Engine ever made. However, things don’t always go according to plan. Read about the history and technical specs of this legacy engine. Looking for remanufactured diesel engine parts?