Join Now
International Automotive Technicians Network

P1129 Diagnostic Trouble Code Discussion for October 2011

Closed Loop Fueling Not Achieved (Bank 2)


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 P1129
Help Request Posted
2002 Toyota Tundra 3.4L Throttle Limp Mode VIN: 5TBRT34112
P1129: Electric Throttle Control System Malfunction. ... throttle operation and codes p1129 and p1126 only. further testing showed throttle to be working KOEO with no fault and correct amperage shown with Techstream and Mastertech scan tools. As soon asn the engine starts, the amperage for the motor clutch rises...
October 07, 2011
2002 Toyota Tundra 3.4L Throttle Limp Mode VIN: 5TBRT34112
P1129: Electric Throttle Control System Malfunction. ... throttle operation and codes p1129 and p1126 only. further testing showed throttle to be working KOEO with no fault and correct amperage shown with Techstream and Mastertech scan tools. As soon asn the engine starts, the amperage for the motor clutch rises...
October 07, 2011