Are there any problems with the cat C7 engine?
Valve breakage is a very common problem on the C7 and its forerunner the 3126B. However the mileage is usually in excess of 200,000. I have know several that have had the same problem. Almost always the very last valve on the number 6 cylinder. Glad you had warranty because CAT won’t help.
What kind of valve actuation does cat C7 use?
Within the design of the C7, the turbos use variable geometry valve actuation controlled by the ECM to adjust the perfect amount of airflow into the combustion chamber. This variable valve actuation also allows for the CAT C7 to offer an integral jake brake on two of the heavy duty diesel horsepower models.
What is the fuel delivery system on a cat C7?
The fuel delivery system on the CAT C7 is hydraulic electronically controlled unit injectors for the mid horsepower models and mechanically actuated and electronically controlled on the higher horsepower models. Both systems are metered and timed to inject multiple bursts of fuel to create a more efficient combustion cycle.
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?
If you are interested in their engines, then there are quite a lot of models that you can go for. One of the best ones from them is their CAT C7 engine. While this was a great engine for most vehicles, some users have reported getting problems with it.
What to do if your C7 engine overheats?
If the coolant levels drop too low then your engine will start to overheat. Considering this if you notice that the CAT C7 engine is overheating too much then you should confirm the level of its coolant. If the problem persists then you can take your vehicle to a professional.
What is the serial number of a Caterpillar C7 engine?
Have a 2006 Catapillar C7 Engine Engine Serial number: SAP04087COMPLAINT: Engine was running rough and blowing BLACK SMOKE. Shut engine off. Would not re-start.
What kind of valve does a cat C7 engine use?
There are two different types of valves that these CAT C7 engines use. These include the IAPCV valve as well as the pressure relief valve. If the pressure relief valves on your engine fail then they need to be replaced or fixed. The IAPCV valves usually start to die out and the problem is quite common.
What do I need to start my C7 ACERT cat?
In order to start the C7 engine needs: Then the Injection Actuation Pressure sensor needs to detect at least 870 psi to start. When all this is OK, the ECM sends power to the injectors.
Where are the sensors on a C7 ACERT cat?
They are located on the driver’s side of the engine behind the front cover under the HEUI pump. The bottom sensor is the primary crank sensor. When it fails, the engine can be hard to start. By shooting in the engine, the RPM elevates high enough and the primary running sensor picks up the signal and the engine runs.