× 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

P1121 Diagnostic Trouble Code Discussion for January 2015

Electronic Throttle Control Actuator Malfunction

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 P1121
Help Request Posted
2002 Ford Explorer XLS 4.0L High RPM on highway VIN: 1FMZU72E92
P1121: TPS inconsistant with MAF. ... freeway speeds like it will not go into 4th gear. This is the third time in the shop for the same problem and we can not duplicate it. Only code we have is P1121 that I do not think I have ever seen on any vehicle. MAF and TPS both look good. Any ideas? Th...
January 05, 2015