P0140 Diagnostic Trouble Code Discussion for May 2006
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 | |
| 1996 Plymouth Grand Voyager SE 3.3L Misfire, MIL Lamp on VIN: 1P46P44R5T P0140: Downstream O2s 1/2 stays center. SOS!!Replaced coil,crank sensor,checked wiring for #2 driver circuit for continuity,ok.No shorts to any other wiring.Have an older scope(Sun 2000 handheld),showed a pattern @ the PCM,none @ the coil.As I said,wiring checks out fine.Any suggestions will be GREA... |
May 16, 2006 |
