Hello, I have a new problem with this my Opel carsa d 2008 1.3.cdti the car light is on all the time with the key and it is yellow all the time when the car is on, it is on and when it is standing and turning the ignition, the light is also on, I read that it may be related to the DPF and it is fired and removed from the driver, it is not there, please help me because this super opelek is some kind of delicate massacre, haha, best regards