VW TDI ALH EGR System Explained

Описание к видео VW TDI ALH EGR System Explained

Hope this helps to understand How the MAF Twist works. This should also explain why you get a P0402 EGR System Reports Excessive Flow (at the MAF) code when you block off your EGR system on a ALH engine.

Click here for the MAF Twist Video:    • How to do the VW ALH TDI MAF twist  

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