What's your WOT AFR?
#26
Member
Thread Starter
Ok you seem to know something that many here have been trying to accomplish with the stand alone, I really hope you succeed because we all would like to able to add more timing or add more fuel with diff conditions at the track etc and not have to rely on tuners to email files back and forth
Go for it bro!
Go for it bro!
#27
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Join Date: Nov 2011
Location: Always Sunny & beautiful, Costa Rica
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CLS55 AMG, ML63 AMG, Cayenne S
Ok you seem to know something that many here have been trying to accomplish with the stand alone, I really hope you succeed because we all would like to able to add more timing or add more fuel with diff conditions at the track etc and not have to rely on tuners to email files back and forth
Go for it bro!
Go for it bro!
I thought about adding a piggyback ECU to control the engine, and tune from scratch "a la JDM", and leave the BOSCH ME 2.8 handle the rest of the car, but it would have a been a humungous task, some tuners like Underground, Heffner and AMS are running piggyback set ups on Lambos and R8's and other exotics, but cooling plays a major role.
I think member "blackbenzz" runs a super fast CLK55, but he has a Weistec blower, a Eurocharged tune, and some very, very extreme mods, his car is the exception, not the rule.
Last edited by Kelvin07; 04-30-2014 at 07:09 PM.
#28
Heat and timing and fuel all go together. You can use fuel to cool the cylinders just like meth does, if you tuned the car in 100* weather, when it cools down to 50* some guys need to add some fuel or drop a degree or 2 of timing, at this time we can not even add a degree of timing on our own a stand alone would make that a much easier thing, even with a piggyback ecu it's still not an easy task, when you think about it look how hard it was for the hiccup issue to be solved, that had nothing to do with heat
#29
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Join Date: Nov 2011
Location: Always Sunny & beautiful, Costa Rica
Posts: 560
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CLS55 AMG, ML63 AMG, Cayenne S
Heat and timing and fuel all go together. You can use fuel to cool the cylinders just like meth does, if you tuned the car in 100* weather, when it cools down to 50* some guys need to add some fuel or drop a degree or 2 of timing, at this time we can not even add a degree of timing on our own a stand alone would make that a much easier thing, even with a piggyback ecu it's still not an easy task, when you think about it look how hard it was for the hiccup issue to be solved, that had nothing to do with heat
#31
Member
Thread Starter
Heat and timing and fuel all go together. You can use fuel to cool the cylinders just like meth does, if you tuned the car in 100* weather, when it cools down to 50* some guys need to add some fuel or drop a degree or 2 of timing, at this time we can not even add a degree of timing on our own a stand alone would make that a much easier thing, even with a piggyback ecu it's still not an easy task, when you think about it look how hard it was for the hiccup issue to be solved, that had nothing to do with heat
#32
From what I understand or have been told , the ecu doesn't add timing per the intake charge temp sensor if it's colder, it only pulls timing if the temps get over a certain amount. It could actually dump fuel and pull timing if the iat sensor sees too cold a charge too
#35
Member
Thread Starter
You sure you're not mistaken by ect temps?