2018 Mercedes MBE 900 Engine Code 2631

After eleven years of operation it’s not surprising to find a worn out turbocharger. The tell tale sign was a very common engine code for these MBE 900 diesel engines. The SPN 2631 has appeared many times over the years and our shop knows where to look and what testing has to be carried out… Continue reading 2018 Mercedes MBE 900 Engine Code 2631

Mercedes Diesel Engine Emissions Shop Talk

There is a substantial difference with emissions between 2007 diesel engines and pre 2007 diesel engines. Several add on components were designed to support the reduction of emissions. The older Mercedes in the video is your basic engine with turbocharger, charge air system and standard exhaust. 2007 required more emission reduction adding a diesel particulate… Continue reading Mercedes Diesel Engine Emissions Shop Talk

Mercedes MBE 900 Diesel Engine Codes

Mercedes engine codes…..which ones have been the most common and how did we go about fixing them. I will talk about 3 of the most common engines codes to date. The one code I have seen the most over the years has been the ‘2631 Turbo Boost Performance’ the most common code with these MBE… Continue reading Mercedes MBE 900 Diesel Engine Codes

Mercedes MBE 900 DPF Sensors

Mercedes Diesel Engine Emissions

Emissions gets a lot of attention these days especially when Donald Trump starts suggesting he wants to roll back emissions by freezing fuel efficiency standards at 2020 levels all the way through to 2026. This would reduce electric vehicle sales and keep people in gas powered vehicles. The freeze would increase oil consumption to half… Continue reading Mercedes Diesel Engine Emissions

EGR Cooler MBE 900 Mercedes Diesel Engine

This is a job that is essential due to coolant leaking into the engine oil and vice versa coolant escaping into the combustion chamber. The obvious clue to this issue was an operator complaint of coolant loss. Since we could not detect an external leak all fingers pointed to the EGR cooler. Since this Mercedes… Continue reading EGR Cooler MBE 900 Mercedes Diesel Engine

Scrapping 2008 Mercedes Diesel Engine Cracked Block

Once the engine block is cracked on any engine you’re out of luck. Can it be fixed? I wouldn’t want to take a chance because of the heat and pressures that goes on during normal operation. In our case the cost in U.S. dollars would have climbed close to $50,000 dollars Canadian. The shipping from… Continue reading Scrapping 2008 Mercedes Diesel Engine Cracked Block

Mercedes Diesel Engine Diagnostic Software

What would we do without diagnostic software? Absolutely nothing…well nothing productive anyways. It would be the blind leading the blind not knowing what to do or where to go next. Sure you could start guessing and changing parts …expensive parts in most cases but not knowing for sure if what you’re doing is going to… Continue reading Mercedes Diesel Engine Diagnostic Software

Testing EGR Valve Mercedes MBE 900 Diesel Engine

The EGR valve is basically an electric motor opening and closing a valve. It’s an integral part of the diesel emission system on all diesel engines (2007 and newer) running on the road today. The job of the EGR is to allow a percentage of exhaust gas directly from the engine to pass through the… Continue reading Testing EGR Valve Mercedes MBE 900 Diesel Engine

Mercedes MBE 900 Diesel Engine Repair

This repair has a long history of scenarios which ended up as a major engine repair. The head gasket on this 2008 Mercedes MBE 900 diesel engine has failed. That’s the least of possibilities. Another option would be a cracked head but I’m staying optimistic. One thing for sure the top end of these diesels… Continue reading Mercedes MBE 900 Diesel Engine Repair