Join Now
International Automotive Technicians Network

P0156 Diagnostic Trouble Code Discussion for December 2005

Heated Oxygen Sensor (Bank 2 Sensor 2) Closed Loop Fuel Control


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 P0156
Help Request Posted
1998 Mercury Mountaineer 4.0L Poor Idle Quality, Cuts out, Stall, Poor Fuel Economy, MIL Lamp on VIN: 4M2ZU54E4W
P0156: O2s circuit B2S2. The truck sat for 2 years after it was hit in the D/S front then it was fixed and it was running bad and not wanting to idle the body shop replaced the spark plugs and wires. I then got the truck it had mis fire code for every cylinder and the Po171 and P0174,...
December 06, 2005
1998 Mercury Mountaineer 4.0L Poor Idle Quality, Cuts out, Stall, Poor Fuel Economy, MIL Lamp on VIN: 4M2ZU54E4W
P0156: O2s circuit B2S2. The truck sat for 2 years after it was hit in the D/S front then it was fixed and it was running bad and not wanting to idle the body shop replaced the spark plugs and wires. I then got the truck it had mis fire code for every cylinder and the Po171 and P0174,...
December 06, 2005