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4

The glow light flashing and a reduction in power is a classic symptom of an EGR valve problem on VW group diesel engines, so it sounds likely that the mechanic made the right call on replacing it, especially as your car is working again. If your friends are saying it wasn't an EGR valve they are probably wrong. If your friends are saying that the valve could ...


3

Nobody here can tell if your EGR value is irreparable damaged or not. Some valve models are frail and easily damaged, others are quite robust and cleanable until the damage is too big. Most of the time the failure is that the valve is full of carbon and the actuator cannot move the vale. Some models are quite robust and just seize, but have a good ...


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