P1423 Diagnostic Trouble Code Discussion for October 2009
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 | |
| 2001 Volkswagen Passat GLS 2.8L MIL Lamp on VIN: WVWTH63B42 P1423: intermitant secondary air flow too low bank1. When does this computer-controlled system activate? We can't confirm operation because the secondary air pump relay is not being grounded by the computer. |
October 09, 2009 |
