× 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

P0120 Diagnostic Trouble Code Discussion for May 2011

Throttle Position Sensor Circuit 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 P0120
Help Request Posted
2000 Mercury Villager Estate 3.3L MIL Lamp on, Shift VIN: 4M2XV14TOY
P0120: Throttle Position Sensor Circuit Malfunction. What we have is quite the head scratcher. This villager (aka nissan quest) came in with a very harsh 1-2 shift. After scanning vehicle found codes for tps. Scanner pid showed 5.10v unchanging on tps. Unplugged tps with no change. Voltage on sensor return wire ...
May 12, 2011