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Mercedes Benz 6 cyl on MS11

Posted: Wed Feb 27, 2008 12:19 pm
by MarcD
Hi Forum, I intend to purchase a MS11 for a Mercedes Benz 6 cylinder gas engine. What sensors do I need and is the OE crank pick-up usuable. The engine has a cam position sensor, which indicates that I can sequentially fire the injectors.Is there a program that I can start with not to re-invent the wheel.

Posted: Fri Feb 29, 2008 5:00 am
by Philip Lochner
Typically the sensors you need are coolant temp (CLT), inlet air temp( IAT), throttle position sensor (TPS), and most importantly, a Wideband oxygen sensor (WBO) to know what AFRs you have.

I'm not familiar with it but I recon you can take it for granted that you can use the OE crank pickup - it would have to be a most unusual sensor to be unusable.

MS has a spencial version, the "sequencer" which does sequential but I'm not sure if it does engines other than 8 cyl. The general view however is that sequential holds little benefit over batch fired ito power and economy.

Again, I'm hoping someone can verify but I believe the "extra" firmware will allow you to implement wasted spark. I'm using EDIS on my cars which scores 11/10 for simplicity and efficiency for a timing solution IMHO.

Have a look at www.msruns.com to see if someone did a project similar to yours.