× 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

P0121 Diagnostic Trouble Code Discussion for May 2013

Throttle Position Sensor Does Not Agree With MAP


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 P0121
Help Request Posted
1997 Dodge Ram 1500 ST 5.9L Hesitation
P0121: TPS Does Not Agree With MAP. ... this 97 Ram 1500 pickup with a 5.9. Has a hesitation on acceleration off of idle because the TPS is reading 3.5 volts throttle closed at idle. It does progress up to 4.5 volts as you press the throttle wide open. TPS has been replaced with same results. My...
May 25, 2013