Contour Enthusiasts Group Archives Forums Modifications Zetec Maintenance Cheeper upgrades that make a difference?

> Basically, what you do is fool the PCM
> (engine computer) that the air and coolant > are colder than it is

What are the downsides to this?


Am I likely to kill the engine if I try this (using unleaded 95ron) or will it just use a lot more fuel all of the time?

If not, why doesn't Ford put larger resistances into its meters or advance the ignition further as standard.

Mark

Mondeo 2.0