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Author Resseting ECU
DYL
Member
Registered: 19th May 06
Location: CAERNARFON
User status: Offline
25th Jun 07 at 16:19   View User's Profile U2U Member Reply With Quote
I resently changed engine.....to a 1.4 but the 1.2 ecu is still in the car....and the 1.4 needs reseting to work....anyone know where to do this
gsirick
Member
Registered: 18th Feb 07
Location: mid-wales
User status: Offline
25th Jun 07 at 16:34   View User's Profile U2U Member Reply With Quote
think you just dissconnect the battery for a few minutes.
matt_aka_smiler
Member
Registered: 7th Dec 05
Location: Stoke-on-Trent Drives: MK4 Astra GSi Turbo
User status: Offline
25th Jun 07 at 16:36   View User's Profile U2U Member Reply With Quote
if the 1.4 ecu hasnt been in the car yet just plug it in
dan_c4rsa
Member
Registered: 12th Dec 06
Location: North Yorks Drives: MK3 Seat Cupra
User status: Offline
25th Jun 07 at 16:38   View User's Profile U2U Member Reply With Quote
yeh just plug it in but when you turn it on dont rev it at all for about a minute to let it configure
DYL
Member
Registered: 19th May 06
Location: CAERNARFON
User status: Offline
26th Jun 07 at 10:52   View User's Profile U2U Member Reply With Quote
nope...none of them work.......it wont tick over when i plug it in eml just flash...nothing else
DAZ1985
Member
Registered: 3rd Sep 06
Location: Scholar Green, Cheshire
User status: Offline
26th Jun 07 at 10:53   View User's Profile U2U Member Reply With Quote
Then you have a fault somewhere
Corsa E-Tec
Member
Registered: 4th Feb 04
Location: Stevenage Drives: Leon Cupra
User status: Offline
26th Jun 07 at 11:01   View User's Profile U2U Member Reply With Quote
do a paper clip test and it should tell you what is wrong.
johnhara1
Member
Registered: 19th Oct 06
Location: Newcastle upon Tyne
User status: Offline
26th Jun 07 at 11:38   View User's Profile U2U Member Reply With Quote
if the EML just flashes its imobilised.

do you have the chip and chip reader (around ignition barrel) from the 1.4 car?
DYL
Member
Registered: 19th May 06
Location: CAERNARFON
User status: Offline
26th Jun 07 at 15:33   View User's Profile U2U Member Reply With Quote
i just got a 1.4 spi engine....threw it in....didnt change any wiring....or the ecu...plug the 1.4 ecu in and nothing happens
johnhara1
Member
Registered: 19th Oct 06
Location: Newcastle upon Tyne
User status: Offline
26th Jun 07 at 15:44   View User's Profile U2U Member Reply With Quote
was the car origionally a 1.2spi?

I did the same conversion, the car ran perfectly off the wiring harness, ecu, chippedkey and code reader from the 1.2 car.

If your EML is flashing your imobiliser is on and the car wont start or may start and cut out.
DYL
Member
Registered: 19th May 06
Location: CAERNARFON
User status: Offline
26th Jun 07 at 16:33   View User's Profile U2U Member Reply With Quote
yep was a 1.2

how do i switch the impobiliser off?

 
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