Why will my Citroen Xsara not rev properly?

Do you have any advice as to why my Citroen Xsara 1.4 petrol won’t rev properly? I’ve changed the throttle body and added fuel treatment. It runs and drives but it just won’t give a full rev as if it’s...

Do I need to reset the ECU after having a new DPF fitted?

The DPF on my 2010 Ford Mondeo TDCi burnt out, glowed red, smoked and then the exhaust dropped after 109,000 miles. No warning lights came up on dash. Can I just replace the DPF or do I need to sort out...

Why does my Peugeot 306 keep cutting out?

The engine of my Peugeot 306 my will suddenly cut out for about five seconds when I drive it 20 kilometres. So far, I've changed the petrol high pressure pump and the ignition coil but the problem is still...