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The days of fiddling around in the engine bay with a spanner to make the car go faster are numbered.
Modern engine computers (ECU’s) take over many of the controls of all aspects of engine management from timing to fuelling and more.
This actually means you get better power, a cleaner burn and more reliable engine but it does not mean the end of tuning.
Remapping the ECU – remaps benefits and issues Back in the good old days – the task of timing the ignition spark was performed by the distributor. The greater the RPM, the more the timing would advance.
This did a reasonable job but for the most effective power you would need to vary the timing to a greater degree than a fixed ratio advance curve. The electronic ignition system was borne.
How to avoid engine knock and pinging
So what exactly is engine knock and how dangerous is it? What causes engine knock and how can it be avoided?
You may notice a knocking or rattling noise from your engine or a sudden loss of power under full throttle.
Immediately back off the throttle and only use low rpm engine speeds until you can get the engine investigated.
The chances are that you are suffering from a condition known as “engine knock”.
Benefits & advantages of Winter tyres & snow tyres
With the poor winter driving conditions hitting the UK in 2010 many drivers are looking at winter tyres. Other countries are prepared for the snow and poor weather and are used to the concept of winter tyres.
So what are winter tyres, what do they do and are they a good idea?
