How do I know if the DPF in my car is regenerating?

I have a diesel Nissan X-Trail and I try to limit the number of short journeys. When I have to use it I tend to drive in the 2000rpm plus bracket. I have done 12,700 miles this way yet I have never noticed...

How long does a DPF regeneration take?

I have a 2012 Mondeo 1.6 TDCi. I was in a traffic jam and the stop start was not working - the disable light was on and it would not turn off. I assumed it might be regenerating. Is it a mileage or when...

How do I know when the DPF on my car is regenerating?

I read a lot about diesel DPFs but how do I know when the fuel system is regenerating? I drive a Toyota RAV4 2.2-litre diesel. Nothing comes alight on the dash board and only once did I smell hot oil?