Why do Truckers hate Cummins ISX CM871 engine?

Why do Truckers hate Cummins ISX CM871 engine?

Truck owners who do this, after spending many thousands on what are typically ‘ghost problems’, will usually hate the engine and its egr/dpf systems, blaming their lemon truck, rather than taking the extra step to educate themselves on how to keep that truck out of the shop.

When to tune up a Cummins ISX engine?

These are the steps (An EGR Tune-up) to perform every 200-250k miles on the CM871 ISX engine to prevent or stop some well known symptoms that will usually include one or more, but not all of the following symptoms… Surging or power increases above 1400-1500 RPM.

When did the Cummins eighteen wheeler discussion start?

Discussion in ‘ Trucks [ Eighteen Wheelers ] ‘ started by Rawze, Aug 13, 2013 . Not open for further replies. I am creating this thread so that those who know, own, and/or repair this particular engine can learn from each other. I have one of these engines in my truck and know much of its secrets.

How often should a Cummins engine be worked on?

One of the biggest downsides I think, as a truck owner with one of these engines, is the fact that this engine likes to be worked on at least every 200-250k miles or so, to keep it healthy, especially if the EGR/DPF is in tact and operating.

How many horsepower does an ISX Cummins Engine have?

Cummins Engine Model: ISX – CM871 Engine serial number: 79338164 Engine total distance: 1.023.881 Advertised horsepower: 385 Hp Date of manufacture: 2008 CPL: 2732 Visit for more informati… See More Details

What kind of SCR does Cummins ISX cummings use?

The ventilated exhaust lowers the combustion chamber temperature. The ISX Cummings started featuring the selective catalytic reduction (SCR) system in 2006. It injects urea, which is an active element in diesel exhaust fluid (DEF), into the exhaust.

What is the CPL number for Cummins ISX overhaul?

Genuine Cummins Overhauls CPL Part Number Reference Guide ISX, ISB 6.7, ISB 5.9, QSB 6.7, B Series, ISC 8.3, C Series, ISL 8.9, ISLG, QSL, B3.9 . 2020 3005 472023005 5600511 1120 2 Genuine Cummins ISX Overhaul CPL Part Number Reference The following TSBs should be referenced before performing an ISX Overhaul: TSB 110277 – Cylinder Liner

How does the ISX engine control module work?

This version of the ISX relies on an engine control module (ECM) to monitor the timing and pressure. The ECM can activate each fuel injector up to five times per combustion cycle. The single camshaft improvement creates a better fuel economy and reduces emissions to stay parallel with EPA standards.

What did I do when my ISX wouldn’t start?

Turns out it was the primer pump, apparantly the motor still worked, but the pump part had stopped working. Ended up pulling the line off the primer pump inlet and running a hose into a bucket with fuel. Turned the key on and started the pump.

Why does my ISX truck refuse to start?

The truck sat overnight and mosat of the day yesterday, and then around 3pm i went to start it and it did the same thing as it did over their lube pit. I pulled the fuel filters and found the fuel levels inside to be low.

When did the Cummins ISX diesel engine come out?

Since its launch, the ISX has been the core of Cummins’ diesel engine fleet. Not only has it advanced with quicker processing, but it has also increased fuel efficiency since its debut. In 2002, the ISX became one of the first diesel engines to incorporate an exhaust gas recirculation (EGR) cooler system.

How to remove soot from a Cummins ISX?

<>Determine/Remove the soot buildup in the EGR system: Remove the IMAP sensor from the intake manifold. Very easy to do, takes less than a minute.

Which is the most common ISX failure in a Cummins?

The turbocharger is one of the most notorious ISX failures and is expensive to fix. While they are ideal for direct throttle response, VGTs often experience a buildup of carbon, soot, rust and other contaminants.