× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network

P1423 Diagnostic Trouble Code Discussion for May 2004

Fuel Tank Large Leak

Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC P1423
Help Request Posted
2000 Audi A6 Quattro 2.7L MIL Lamp on VIN: WAUED54BXY
P1423: sec air inj sys bank 1/ flow too low. Hi, This audi has had secondary air injection codes for some time. The system was tested for operation and pump runs, it was replaced because of noise. Both valves on the rear of the heads were removed, cleaned, tested. The vacuum hoses are all intact. The euc...
May 27, 2004