Originally Posted by BGTV8

It is actually Synchro-Rev where the ECU thinks you are about to go into a gear and it raises engine rpm to "match" your engine rpm with road speed.

If you leave the gear-stick in neutral and don;t swizzle it about, the ECU won;t be fooled into thinking your about to change down.

There is a "S" button (in my car, in front of and to the right of the stick) - hit that and Syncro-Rev is switched off but then you won;t get the rev-match benefit in normal driving which I find useful.

Just restrain yourself from swizzling the stick about .........