Change the oil and also the oil fuel filters This happened to me twice due to running out of fuel causing an unbalance in the mix to the glow plugs performance. It will correct it’s self once sufficient fuel is available, but as advised in this tutorial be sure to get this code cleared or it my continue to light up in your cluster and have you sitting around in your car waiting 10minuts for your now vintage car to check this old code out while we are believing it’s a up to date low heated glow plugs warning light and have to sit there before you can start her up. Mercedes BMW VW actually compensate for the unburned smoke and pollution in our private and domestic vehicle cabin this pollution glitch may cause you to spend unnecessary money

Have this issue currently. When I’m driving, both light will pop up on the dash and it shows the same error on the orb reader. Which sensor is it and where’s it based?

Hi the!!!! my polo 1.6 tdi doesn't start the glow plug light flashing engine turning,when I put OBD it say fuel pressure regulator a and b can you help please 🙏