Left foot on the brake, press active then press launch, right foot on the accelerator and then off the brakes ... 100 mph follows in about 6 seconds(ish).
I also should have said, pressing the 2 buttons as per your photo is part of disabling the traction control .... I've not felt the need to try that yet!
Left foot on the brake, press active then press launch, right foot on the accelerator and then off the brakes ... 100 mph follows in about 6 seconds(ish).