Is a faulty TPMS an MoT failure?

I have a Nissan Pulsar N-Tec Dig-T Xtronic 1.2 which has done 30,000 miles. In the last few weeks I have been getting a warning on screen saying “Maintenance Tyres”. This happens immediately on starting,...

What are the best tyre pressures for my car?

I recently bought an ex-demo Toyota Yaris Cross from my local Toyota dealer. When I checked the tyre pressures they were 32PSI all round. The manual says the rears should be 29PSI. I asked the dealer and...

My TPMS system shows a warning when the car is cold, but disappears when it is warm. Should I inflate the tyres more to avoid this?

I have a Toyota Yaris Cross and recently the in-car tyre pressure readout keeps showing a number of tyres as being below the required pressure. However, after driving the car for a while, the tyre pressure...

How accurate are tyre pressure devices?

How accurate are tyre pressure devices? I gave three different ones and they all give slightly different readings.

Why should I check my tyres when my car has a tyre pressure warning system?

If a tyre loses pressure a warning symbol appears on my instrument cluster in my Fiat 500. So why are we always advised to check tyre pressures regularly?

Should I adjust tyre pressures in hot weather?

In response to another question recently asked on tyre pressure and temperature, I've just come back from a high speed Germany tour in 35-plus degrees heat where the PSI rose on my 911 Turbo S by as much...

At what temperature should I set my tyre pressures?

Gay-Lussac's law of gases put simply is - in a given volume of gas (e.g in a tyre) the pressure is in direct proportion to the temperature. So as temperature increases so pressure increases and vice versa. Therefore...

Why do I keep getting a tyre pressure warning?

The tyre pressure warning came up on my Audi A3. I had it checked by a tyre fitter and they found no need to pump them up and reset the alarm. This happened a few more annoying times and it became quite...

If a tyre pressure monitor fails, it is an MoT fail?

I've heard differing opinions but I understand if a tyre pressure monitor fails, it is an MoT fail? Is this true, if so it makes no sense? Surely the MoT is concerned with vehicle safety? A failed tyre...

Is a faulty tyre pressure monitoring system an MoT fail?

I recently fitted the full sized spare wheel to my Ford Mondeo as part of the tyre rotation process. I found that the wheel isn't fitted with a tyre pressure monitoring sensor. Obviously this has resulted...