Hondata

Fixed.

Code was 21, VTEC Solenoid, but it wasn't the VTEC solenoid or the wiring. The power transistor/switch on the ECU had broken free. The guys at King Motorsports found one, soldered it on and hotglued it into place so it won't wiggle loose again.

Thanks to the crew at King for figuring that ...

I would suggest takign it back to King Motorsports to ahve them attempt datalogging the problem with their dealer kit. They should be able to find out if it was tuned with Romeditor 3 or 4.

I just talked to them, they are using Romeditor 4. (and I'll probably end up taking it back to them.. wish ...

I would suggest takign it back to King Motorsports to ahve them attempt datalogging the problem with their dealer kit. They should be able to find out if it was tuned with Romeditor 3 or 4.

I just talked to them, they are using Romeditor 4. (and I'll probably end up taking it back to them.. wish ...

Spunkster wrote:What version of Romeditor was it tuned with?

Beats me. King Motorsports was the last one to touch it this spring (and it was running fine when it left their shop).

Since this is an s100 I would recommend taking it to a Hondata dealer so they can try doing some more diagnostics with their dealer s200.

I am in agreement, since all I've been able to do this weekend is poke it with a stick. :) I did try removing TPS and MAP sensors to make sure the behavior ...

I have an s100 which is probably 6 years old that I use on my race car (Honda Challenge). I haven't changed anything and suddenly at my last race VTEC started dropping out. After 30-60 minutes of running with flaky VTEC, I get a CEL.

Now, I get a CEL about 2-3 seconds after starting the car ...