1990 ecm

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11-27-2018, 11:21 AM

Dick Lester

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1990 ecm

How important are the last letters on a ECM. The original had AF at the end and the new one has AR1A.. Are these are compatible ?

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11-27-2018, 01:03 PM

djfllmn

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very very important because of what they call the calibration code

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Dick Lester (11-27-2018)

12-01-2018, 04:42 PM

vjsimone

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Quote:

Originally Posted by Dick Lester

How important are the last letters on a ECM. The original had AF at the end and the new one has AR1A.. Are these are compatible ?

There are mulitple suffix letters that will work.
But from your other post, your original was not an "AF"

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