× 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

P0140 Diagnostic Trouble Code Discussion for October 2010

Heated Oxygen Sensor (Bank 1 Sensor 2) Insufficient Activity

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 P0140
Help Request Posted
1999 Cadillac Catera 3.0L No Start VIN: W06VR54R9X
P0140: Heated Oxygen Sensor (Bank 1 Sensor 2) Insufficient Activity. Customer claim's car will drive fine,sometime's for days then for no rhyme or reason decide to turn over fine but not start . I can't see what troubles stored would have to do with this erratic condition. So before we start pulling out the last few hair's we h...
October 01, 2010
2003 Kia Rio Cinco 1.6L MIL Lamp on VIN: KNADC16533
P0140: Heated Oxygen Sensor (Bank 1 Sensor 2) No Activity Detected. ... looking at the service records she did all here services and maitainance regularly. the ongoing problem is the reocurring p0140 code(no signal b1s2) which is a soft one at the moment but she said it will turn on the mil eventualy. so i hooked up my scanner...
October 12, 2010