× 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

P0161 Diagnostic Trouble Code Discussion for June 2013

Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Performance

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 P0161
Help Request Posted
1999 Chevrolet Express 1500 5.7L Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1GBFG15R6X
P0161: Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Malfunction. ... with p0135,p0154,p0155,p0161,p0303,p0327 and p1153. The van drives well no misfire but uses a little more fuel then its supposed to. Fuel pressure is where it's supposed to be. Checked the o2 senso...
June 04, 2013