× 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

P2196 Diagnostic Trouble Code Discussion for September 2010

Heated Oxygen Sensor (Bank 1 Sensor 1) Stuck Rich


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 P2196
Help Request Posted
2004 Ford Explorer Sport Trac XLS 4.0L Poor Idle Quality, MIL Lamp on VIN: 1FMZU67K24
P2196: B1S1 Rich not switching. This truck has a over head cam 2 vale 4 liter engine. Customer brought into shop with a performance & SES complaint. Scaned out with a rich bank 1 code, scoped front O2 sensors bank 2 is acting normal ( switching rich to lean ) bank 1 is not switching at a...
September 19, 2010
2003 Ford Explorer XLT 4.0L Poor Idle Quality VIN: 1FMZU63KX3
P2196: O2S stuck rich. Vehicle came in with a no start condition. Pulled Bank 1 valve cover off and found timing cassette broke. did compression test and found bank 1 had no compression. Bank 2 was fine. I replaced all timing cassetes and chains. I used the special ford tool kit to ...
September 29, 2010
2003 Ford Explorer XLT 4.0L Poor Idle Quality VIN: 1FMZU63KX3
P2196: O2S stuck rich. Vehicle came in with a no start condition. Pulled Bank 1 valve cover off and found timing cassette broke. did compression test and found bank 1 had no compression. Bank 2 was fine. I replaced all timing cassetes and chains. I used the special ford tool kit to ...
September 30, 2010