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What does the fault code p1151 mean for a 97 ford rager?

Definition : HO2S Insufficient Switching - Bank 2, Sensor 1

Symptoms

-Illuminated MIL

-Engine hesitation or stumbling

-Loss of fuel economy

Possible causes

- O2 sensor wiring issue (open, shorted, rubbed through, pinched)

- O2 sensor signal circuit shorted to voltage

- O2 sensor ground circuit open

- O2 sensor heater circuit open or shorted

- Faulty O2 sensor