Engine-Codes - Ford - P2270 2011 Ford Fusion

P2270 2011 Ford Fusion Code - Oxygen Sensor Signal Stuck Lean Bank 1 Sensor 2

- Code Popularity: 4,217 Views
- Repair Importance Level: 2/3
- Repair Difficulty Level: 2/3
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What are the Possible Causes of the DTC P2270 2011 Ford Fusion?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty O2 Sensor Bank 1 Sensor 2
  • Exhaust leaks
  • O2 Sensor Bank 1 Sensor 2 harness is open or shorted
  • O2 Sensor Bank 1 Sensor 2 circuit poor electrical connection
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How to Fix the DTC P2270 2011 Ford Fusion?

Check the 'Possible Causes' listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.

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What is the Cost to Diagnose the Code?

Labor: 1.0

The cost to diagnose the P2270 2011 Ford Fusion code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.

When is the Code Detected?

The test fails if the Powertrain Control Module (PCM) does not detect the output of the Heated Oxygen Sensor (HO2S) in a calibrated amount of time.

What are Code Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

What Does the P2270 2011 Ford Fusion Code Mean?

The downstream heated oxygen sensor (HO2S) is forced rich and lean and monitored by the Powertrain Control Module (PCM). The test fails if the PCM does not detect the output of the HO2S in a calibrated amount of time.

P2270 2011 Ford Fusion Code - Oxygen Sensor Signal Stuck Lean Bank 1 Sensor 2

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