× 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

P1128 Diagnostic Trouble Code Discussion for January 2006

Closed Loop Fueling Not Achieved - Bank 1

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 P1128
Help Request Posted
2000 Volkswagen Cabrio GL 2.0L Hesitation, MIL Lamp on VIN: 3VWCC21V3Y
P1128: bank 1 mixture adaption system too lean. ... display trouble code p1128 and hesitates under heavy throttle. no vaccum leaks or secondary air leaks. o2 sensors are working.
January 17, 2006