Ask Honest John

Most recently answered driving techniques questions
When I did my driving test back in 1964 I seem to remember that the Highway Code had an introductory section in which it was stated that: "The pedestrian has the right of way at all times.” I wonder if...
Some tell me that coasting downhill in neutral uses more fuel than remaining in gear. However, the MPG computer in my 1992 Corrado G60 says otherwise. Do the same rules apply to both new and older cars?...
Should I let my turbocharged SEAT Leon 1.2TSi's engine idle for a minute or so to allow it to cool so the oil doesn't carbonise due to the heat?
I cannot convince my partner that it is correct to drive over speed cushions with one wheel between and the other over the top of the hump. She insists that it is better to straddle the humps for a more...
Twice recently you have published letters complaining about drivers being dazzled by cyclists. Whilst not disagreeing with the opinions, nor excusing the behaviour of the cyclists, I find this ironic....
Further to your advice on turbo cooling by idling the engine for some time after use, is the advice equally true for diesel and petrol engines? I have a 2-litre diesel BMW and, in normal driving, it is...
Drivers adhering to a safe speed annoy careless drivers who then cause accidents and blame the careful. Driving in Japan in poor weather we saw police cars appear, one in each lane driving abreast, preventing...
I'm a bit confused by cars running with daytime running lights. Why are they only on at front of vehicles? I've been passed by numerous cars and small commercial vehicles recently in some dreadful driving...
As a professional driver I feel I should share this little tip. Chewing gum or sucking a sweet makes tiredness go away almost immediately when driving.
For a long time I have suspected that some drivers are using cruise control or are saving fuel when I see them slowly passing a foreign lorry. Surely one should accelerate and clear the danger zone quickly....
 

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