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P0401 Diagnostic Trouble Code Discussion for June 2014

Insufficient EGR Flow Detected

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Trouble Ticket Help Requests for DTC P0401
Help Request Posted
1998 Chevrolet Cavalier 2.2L MIL Lamp on VIN: 3G1JC5242W
P0401: Insufficient EGR Flow Detected. ... iATN. I have what I hope to be a simple issue. This Cavalier came to me after several people have been trying to get rid of this P0401 code. All previous repair history is given as per customer. I have done nothing to this vehicle prior to it landing in my...
June 17, 2014
1996 Audi A6 Quattro 2.8L MIL Lamp on VIN: WAUGA84A9T
P0401: 16785/EGR System Insufficient Flow Detected. ... the clam, A6 Quattro Sedan with the 2.8L SOHC AFC engine. The owner has it serviced here regularly and we do boat loads of work on it every year to keep it going. The elderly owner loves the car and wants it to keep it. This year is no exception. Aside fro...
June 24, 2014