× 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

P0031 Diagnostic Trouble Code Discussion for May 2010

Air Fuel Sensor (Bank 1 Sensor 1) Heater Control Circuit Low Voltage

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 P0031
Help Request Posted
2001 Mazda MPV ES 2.5L MIL Lamp on VIN: JM3LW28Y51
P0031: Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Low Input. Vehicle has mil on which code p0031 ho2s b1s1. Chek o2 for resistance was infinit i replec it then check power @ were ok. Test drive @ mil get on again
May 15, 2010