Volkswagen Beetle P0677: Cylinder 7 – Glow Plug (Circuit)
P0677 is a common diagnostic trouble code found in diesel engines. It’s a generic code, which means it has the same definition for the Volkswagen Beetle as it would any other vehicle. P0677 indicates that the seventh cylinder glow plug is not heating its assigned combustion chamber. Your Beetle likely has a bad glow plug … Read more