× 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

P0123 Diagnostic Trouble Code Discussion for April 2012

Throttle Position Sensor/APPS High

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 P0123
Help Request Posted
2002 Dodge Grand Caravan EL 3.3L Excessive Emissions, Poor Idle Quality VIN: 1B4GP34392
P0123: Throttle Position Sensor Circuit High Voltage. This vehicle runs extremely poor, Injector PW is all over the place,tested grounds, powers, injector resistance, TPS, MAP to ECU. The MAP reading is at 5v all the time.(signal wire is not shorted to power) At time the TPS voltage is fine other times is will sl...
April 17, 2012