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Re: Engine ECM wont communicate with Vectronics Mastertech scanr
Posted to Technical Discussion Forum on 10/9/2009

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we tried a 2001 Lexus engine ECM but with the numbers ending in 32, ours ended with 33. Then we found another ECM with the numbers ending in 33 that is what we have in the car now, we sent our old 33... Login to read more.