Error 21 vtec spool on P28 ECU

s300 and SManager software questions & answers
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Post by menfou »

I tried a other ECU, and now It's good.
Hondata, do you know how can I repar this bad ECU ?
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Post by Spunkster »

No, we do not do repairs of this type. This sounds more like a non-vtec ecu that has been improperly converted to vtec.