Author Topic: Vag com faults after remap  (Read 11604 times)

Offline 182_blue

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Re: Vag com faults after remap
« Reply #40 on: 10 October 2008, 16:29 »
Ahh, that would be telling  , but it would involve the sequential randomiser reveral tool  :laugh:
« Last Edit: 10 October 2008, 16:30 by 182_blue »

Offline Saint Steve

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Re: Vag com faults after remap
« Reply #41 on: 10 October 2008, 19:13 »
Installing the map only uses one flash as far as I'm aware, as the first hook up just reads the code, anyway flash count aside the dealer won't need to look at the flash count as it will be obvious the car has a map if it's still on the car

Not necessarily so.  I repeatedly get asked/accused that my GTI has had a remap - when it most certainly aint.  On all my cars, I run them in correctly, and they then develop above average power.  Even my <cough> pre VAG cars stealers used to ask the same.

But more importantly, irrespective of the actual flash count, I think it is reasonable to assume that most so-called techies emplyed by the stealers arnt the most brightest!  They may not actually check the flash count before applying a new OEM map - and unwittingly frazzle your ECU.

concur with you on this one T_T, Mine is well looked after and is producing above stock performance 237bhp (with the odd bit of black smoke aparently!)


Offline The Doc

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Re: Vag com faults after remap
« Reply #42 on: 10 October 2008, 20:42 »
FYI

The fault codes were normal but should have been cleared down by the person who mapped your car - if they re-appear then you have a problem.

You can erase the number of flashes the ecu has had and it does store them - but you would have a very sad mech if he checks 'em

Just my 2 pennies  :wink:

Offline 182_blue

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Re: Vag com faults after remap
« Reply #43 on: 10 October 2008, 20:44 »
i was the person who installed the map LOL, and faults have gone

Offline Teutonic_Tamer

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Re: Vag com faults after remap
« Reply #44 on: 10 October 2008, 20:44 »
Installing the map only uses one flash as far as I'm aware, as the first hook up just reads the code, anyway flash count aside the dealer won't need to look at the flash count as it will be obvious the car has a map if it's still on the car

Not necessarily so.  I repeatedly get asked/accused that my GTI has had a remap - when it most certainly aint.  On all my cars, I run them in correctly, and they then develop above average power.  Even my <cough> pre VAG cars stealers used to ask the same.

But more importantly, irrespective of the actual flash count, I think it is reasonable to assume that most so-called techies emplyed by the stealers arnt the most brightest!  They may not actually check the flash count before applying a new OEM map - and unwittingly frazzle your ECU.

concur with you on this one T_T, Mine is well looked after and is producing above stock performance 237bhp (with the odd bit of black smoke aparently!)

And the standard bhp figure for the Ed30 is what - 226bhp?  :huh:

Don't forget that all direct injection petrol engines can give off a bit of black smoke - especially if the cat aint up to proper temp.
Sean - Independent Automotive Engineering Technician (ret'd)
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Offline Saint Steve

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Re: Vag com faults after remap
« Reply #45 on: 10 October 2008, 20:51 »


And the standard bhp figure for the Ed30 is what - 226bhp?  :huh:

Don't forget that all direct injection petrol engines can give off a bit of black smoke - especially if the cat aint up to proper temp.
[/quote]

227bhp standard. I had my engine on alot shorter then others left their engines running before going on the rollers. That would explain little black smoke on lift off of the throttle. although temp gauge was on 90 degrees before handing phylis over to JKM.


Offline Teutonic_Tamer

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Re: Vag com faults after remap
« Reply #46 on: 10 October 2008, 21:47 »

And the standard bhp figure for the Ed30 is what - 226bhp?  :huh:

Don't forget that all direct injection petrol engines can give off a bit of black smoke - especially if the cat aint up to proper temp.

227bhp standard. I had my engine on alot shorter then others left their engines running before going on the rollers. That would explain little black smoke on lift off of the throttle. although temp gauge was on 90 degrees before handing phylis over to JKM.

OK, the cats can take as little as 90 seconds to reach temps.  However, being as JKMs rollers are up a ramp, with their BFO hair dryer blowing away, and with the angle of the car, it is posible that the cats were being overcooled.  Then again, I may be talking cr@p!  :undecided:
Sean - Independent Automotive Engineering Technician (ret'd)
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Offline vRStu

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Re: Vag com faults after remap
« Reply #47 on: 11 October 2008, 08:17 »
TT - I don't normally like to disagree with you mate but on this occasion I think I may have to.

The flash counter can be viewed with VCDS - Look in Advinced ID of Engine 01.

The flash counter can be 'reset', I know for sure REVO do it I've seen it with my very own little peepers.

The Checksum is also dealt with by the software, it would have to be because as you quite rightly say if the ECU sees a change in the checksum it will lock up tighter than Phil McC's wallet!!
Stu

Offline CocoPops

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Re: Vag com faults after remap
« Reply #48 on: 11 October 2008, 08:22 »
..if the ECU sees a change in the checksum it will lock up tighter than Phil McC's wallet!!
:grin:

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Offline 182_blue

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Re: Vag com faults after remap
« Reply #49 on: 11 October 2008, 08:32 »
..if the ECU sees a change in the checksum it will lock up tighter than Phil McC's wallet!!
:grin:



 :laugh:
« Last Edit: 11 October 2008, 08:35 by 182_blue »