need some help with my 2 byte load
need some help with my 2 byte load
My 2 byte load is way off, i am hiting as high as 262 but the load calc just shows 199 i know the load calc its low but i have just a test pipe and a drop in, i have only changed the timing map but only one degree on some places and the mivec map which is not generating those loads.
please any ideas to get it in place
please any ideas to get it in place
you know even with 2-byte load, if I see knocking at this RPM/load, I make adjustments to 1 lower/1above that point anyways. So people really should just not bother with it and use calc load and just make adjustment to 1 higher and 1 lower. maybe even 2 high/lower.
thats my 2 cents
thats my 2 cents
i have the 88590015 and it is way off, i can see these on the timing maps, the load calc its close to the real timing at that load-rpm, and the 2 byte its 60 "load" over the timing at that rpms
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Log airflow then perform the following math to doublecheck both load calc and 2 byte.
hz/rpm*852=load approx
If its closer to the 2 byte then you know something else is off and if its closer to the load calc then you know something is wrong there. With the 2 byte MUT requests I have found it is either on or not. Things like battery voltage(alternator) and i/j affect load calc so its really influenced by alot of other variables. Even 2 byte load has modifiers as was covered in another thread.
hz/rpm*852=load approx
If its closer to the 2 byte then you know something else is off and if its closer to the load calc then you know something is wrong there. With the 2 byte MUT requests I have found it is either on or not. Things like battery voltage(alternator) and i/j affect load calc so its really influenced by alot of other variables. Even 2 byte load has modifiers as was covered in another thread.
My 2 byte load is way off, i am hiting as high as 262 but the load calc just shows 199 i know the load calc its low but i have just a test pipe and a drop in, i have only changed the timing map but only one degree on some places and the mivec map which is not generating those loads.
please any ideas to get it in place
please any ideas to get it in place

How high is your boost spiking at?
i think my 2 byte is way farther off than the load calc, in timing maps the actual timing on the logs its closer to the load calc than to de 2 byte
example
log
rpm 5031
2 byte 241.563
load calc 180.657
t adv. 12
map shows
--------180 200 220 240 260 280
H. O. 1 10 --9 -- 6 -- 2 -- -1 -- -1
H. O. 2 11 --9 -- 7 -- 4 -- 1 -- -2
H. O. 3 10 -- 8 -- 7 -- 4 -- 1 -- 1
Knok is not present and octan level is 100%
in other logs the load calc fals litle lower than actual timing but 2 byte is way higher
example
log
rpm 5031
2 byte 241.563
load calc 180.657
t adv. 12
map shows
--------180 200 220 240 260 280
H. O. 1 10 --9 -- 6 -- 2 -- -1 -- -1
H. O. 2 11 --9 -- 7 -- 4 -- 1 -- -2
H. O. 3 10 -- 8 -- 7 -- 4 -- 1 -- 1
Knok is not present and octan level is 100%
in other logs the load calc fals litle lower than actual timing but 2 byte is way higher
Last edited by mexevo; Dec 19, 2007 at 11:41 AM.
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