P2A03 Diagnostic Trouble Code Discussion for May 2016
Air Fuel Sensor (Bank 2 Sensor 1) Circuit Range / 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 P2A03
| Help Request | Posted | |
| 2006 Nissan Pathfinder SE Off-Road 4.0L MIL Lamp on VIN: 5N1AR18W26 P2A03: Air Fuel Sensor (Bank 2 Sensor 1) Circuit Range / Performance. ... catalytic converter code. Confirmed that both cats were weak with both rear oxygen sensors fluctuating voltage considerably. Since the vehicle has over 190K miles with original O2 sensors, replaced both cats and all four O2 sensors. Test drove initially wi... |
May 27, 2016 |
