× 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

P1223 Diagnostic Trouble Code Discussion for September 2008

Fuel Injector 1 Output 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 P1223
Help Request Posted
2002 Nissan Maxima SE 3.5L No Start VIN: JN1DA31D12
P1223: TP sensor circuit 2. ... APP sensor assembly. Voltages back to ECM from sensor were out of spec. After replacing APP sensor, car still won't start, and codes P1229, P1223, and P0221 set imediately. I checked the...
September 09, 2008