× 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

P0139 Diagnostic Trouble Code Discussion for January 2007

Heated Oxygen Sensor (Bank 1 Sensor 2) Slow Response

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 P0139
Help Request Posted
2001 Volvo S40 1.9L Excessive Emissions, MIL Lamp on VIN: YV1VS29501
P0139: slow response bank 1 sensor 2. ... for taking there time to help me with this problem. This vehicle came into our shop with all of the above code:P0172, P0234, P0139 & P0101. Apparently this car is running rich. Removed all 4 spark plugs, has slight carbon build-up, scanned data everyth...
January 07, 2007