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Author Topic: ESKONF and disabling evap  (Read 24551 times)
nyet
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« on: November 01, 2012, 02:01:45 PM »

So far, people have been disabling evap through CDTES and CDLDP, but I don't think that is the right approach; ESKONF is...

Does anybody know exactly which ESKONF bytes/bits (in M-box) must be twiddled to disable evap (assuming ALL of the evap hardware has been removed)?
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elRey
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« Reply #1 on: November 01, 2012, 02:22:30 PM »

setting bits in ESKONF does not disable emission functions or emission equip diag functions. It only disables the solenoid/relay open circuit diag.

i.e. setting ESKONF to not test evap valve does not stop evap functions from running and testing for evap functionality. Only disables test of whether or not evap valve is electrically connected. The results of which can cause the evap diag functions to throw an error if ESKONF is set to test valve and valve is disconnected.

Just wanted to make that clear. ESKONF = solenoid/relay testing only which is a small part of emission diag testing.
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nyet
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« Reply #2 on: November 01, 2012, 02:41:01 PM »

elRey: what would you recommend for a real RS4 with no evap running m-box (and dont say dont' run m-box, it is too late for that)?
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prj
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« Reply #3 on: November 01, 2012, 02:49:02 PM »

RS4 on M-Box?

/facepalm

Sorry, I know I am not helping.
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s5fourdoor
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« Reply #4 on: November 01, 2012, 03:37:34 PM »

Nyet - Slightly on-topic.  Is there any way to see what the current EVAP g/s is?  Is there a variable to say how much i going into/out-of the EVAP system?

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nyet
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« Reply #5 on: November 01, 2012, 03:51:22 PM »

RS4 on M-Box?

/facepalm

Sorry, I know I am not helping.

Translate my mbox .kp in to asap2 or .kp and you can bitch all you want at me Smiley
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prj
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« Reply #6 on: November 01, 2012, 05:01:37 PM »

Translate my mbox .kp in to asap2 or .kp and you can bitch all you want at me Smiley
Not my fault you use proprietary software Tongue

If you want, you can try to write an ASAP2 writer in Java, and after that it's easy mode.
I am too busy with other things right now, sorry.
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masterj
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« Reply #7 on: November 03, 2012, 02:36:53 PM »

Need more info on ESKONF map... I mean DECON is the most confusing FR function...

So, how is ESKONF created? We have possible bits 0 1 2 3 4 5 6 7 which can translate upto 255 in decimal. At least in my file original ESKONF is 48 (dec) or b4 & b5 set to 1. To disable postcat o2 heater check I need to set additional bits b6 and b7. Now can someone tell me what other bits means (0 1 2 3 & 4 5)?
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britishturbo
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« Reply #8 on: May 15, 2013, 09:50:08 AM »

So far, people have been disabling evap through CDTES and CDLDP, but I don't think that is the right approach; ESKONF is...

Does anybody know exactly which ESKONF bytes/bits (in M-box) must be twiddled to disable evap (assuming ALL of the evap hardware has been removed)?

Bump for an old thread but does anyone have the info on this?
I usually just plug in the solenoid once I get things dialed in but the CEL that I get before that annoys me lol.
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ddillenger
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« Reply #9 on: May 15, 2013, 10:10:39 AM »

What do you want to know? Each byte is the sum of 4 bits.

ESKONF is 13 bytes starting at 10C75 in the M-box. In order to disable something you must set the accompanying bit to 11.

For instance, If you were to look at ESKONF in the 1.8 018CH:

AA FF 00 30 FF F8 30

Each byte represents 4 components.

30 hex= 00 11 00 00 in binary. The bits in that byte are LSHHK EFLA LDR TEV. So if you want to disable LSHHK, the new bits would be 11 11 00 00 in binary, or F0 in hex. To disable it, you'd make your new ESKONF:

 AA FF 00 F0 FF F8 30

You need to determine the bit pairs of the M-box, and modify ESKONF accordingly. I'd be willing to help, but most of my time has been going towards my own 5 bar transition

(yeah, that was a dig, LOL)

It just occurred to me that you may already understand the above. If that's the case all you want are locations? I have some of the M box mapped out, but not all of it yet. That information has been gleamed from observing the configuration from other flashes with known different hardware configurations. I haven't completely mapped it out yet, maybe someone else can chime in.
« Last Edit: May 15, 2013, 10:14:14 AM by ddillenger » Logged

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britishturbo
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« Reply #10 on: May 15, 2013, 10:13:35 AM »

What do you want to know? Each byte is the sum of 4 bits.

ESKONF is 13 bytes starting at 10C75 in the M-box. In order to disable something you must set the accompanying bit to 11.

For instance, If you were to look at ESKONF in the 1.8 018CH:

AA FF 00 30 FF F8 30

Each byte represents 4 components.

30 hex= 00 11 00 00 in binary. The bits in that byte are LSHHK EFLA LDR TEV. So if you want to disable LSHHK, the new bits would be 11 11 00 00 in binary, or F0 in hex. To disable it, you'd make your new ESKONF:

 AA FF 00 F0 FF F8 30

You need to determine the bit pairs of the M-box, and modify ESKONF accordingly. I'd be willing to help, but most of my time has been going towards my own 5 bar transition

(yeah, that was a dig, LOL)

Haha sorry I've been sick and haven't even been on my laptop until today, I'll send you that info today for sure :-)

And I just need to disable the checking of the N80 plug to prevent the P1426 code.
I already have the ESKONF bytes defined in my xdf just as described above. Just need to figure out which bits are for the EVAP plug I guess.
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britishturbo
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« Reply #11 on: May 15, 2013, 10:23:11 AM »

You need to determine the bit pairs of the M-box, and modify ESKONF accordingly. I'd be willing to help, but most of my time has been going towards my own 5 bar transition

(yeah, that was a dig, LOL)



You got mail my friend  Wink
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ddillenger
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« Reply #12 on: May 15, 2013, 10:28:46 AM »

Smiley

I'll send you over the bit pairs I've confirmed in the M-box ESKONF, but it's going to be underwhelming. I'm renewing my efforts as we speak.
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britishturbo
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« Reply #13 on: May 15, 2013, 10:30:05 AM »

Smiley

I'll send you over the bit pairs I've confirmed in the M-box ESKONF, but it's going to be underwhelming. I'm renewing my efforts as we speak.

Sweet.
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nyet
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« Reply #14 on: May 15, 2013, 10:52:45 AM »

Please post so I can add it to the s4wiki

or... add them for me Smiley

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Please do not ask me for tunes. I'm here to help people make their own.

Do not PM me technical questions! Please, ask all questions on the forums! Doing so will ensure the next person with the same issue gets the opportunity to learn from your ex
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