Earlier in the week the Exhaust Control System warning light came on; garage had a look and said it needs a new EGR valve, they also fitted a new fuel filter and updated the firmware - free of charge, apparently something Skoda wanted them to do (details of that I need to follow up on) They've quoted 4 hrs labour, £740 total to change the EGR
How to change the fuel filter on W Group 1,6 TDI Skoda Octavia 2 EGR ventil - Motor 1.6 TDI CR - ŠKODA Forum - SKODAHOME.cz VW Golf Mk 6 2011 1.6 Tdi EGR valve issue 03L-131-512 DQ - YouTube o8M1LD.