Join Now
International Automotive Technicians Network

P1272 Diagnostic Trouble Code Discussion for September 2004

Air Fuel Sensor (Bank 1 Sensor 1) Circuit No 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 P1272
Help Request Posted
2000 Ford F-350 Super Duty Lariat 7.3L Misfire, MIL Lamp on VIN: 1FTWW32F7Y
P1272: Cylinder 2 - High To Low Side Open Detected. ... engine missing. KOEO showed po476 and p1272. Cyl contribution test showed po266. Performed test as per ALLDATA for p1272, both circuits showed good from idm to injector, measuring from idm connector 3.1 ohms across injector, shook harness, and reading did ...
September 08, 2004
2000 Ford F-350 Super Duty Lariat 7.3L Misfire, MIL Lamp on VIN: 1FTWW32F7Y
P1272: Cylinder 2 - High To Low Side Open Detected. ... engine missing. KOEO showed po476 and p1272. Cyl contribution test showed po266. Performed test as per ALLDATA for p1272, both circuits showed good from idm to injector, measuring from idm connector 3.1 ohms across injector, shook harness, and reading did ...
September 08, 2004