P1274 Diagnostic Trouble Code Discussion for August 2005
Air Fuel Sensor (Bank 1 Sensor 1) Rich Shift Monitoring
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| Help Request | Posted | |
| 2001 Ford F-450 Super Duty Lariat 7.3L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FDXF46F41 P1274: Cylinder 4 - High To Low Side Open Detected. I have gone and checked these codes in my books and ran the flowcharts and everything looks good. The last thing I tried was replacing the IDM. The resistance on the #4 inj. was 2.9 ohms. The resistance ont the harness on both the high and low from the inj to ... |
August 16, 2005 |
