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P2097 Nissan Code - Post Catalytic Fuel Trim System Too Rich Bank 1

- Code Popularity: 34,447 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC P2097 Nissan?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Air Fuel Ratio (A/F) Sensor Bank 1 Sensor 1
  • Air Fuel Ratio (A/F) Sensor Bank 1 Sensor 1 harness is open or shorted
  • Air Fuel Ratio (A/F) Sensor Bank 1 Sensor 1 circuit poor electrical connection
  • Fuel pressure
  • Fuel injector
  • Intake air leaks
  • Exhaust leaks
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How to Fix the DTC P2097 Nissan?

Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.

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What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P2097 Nissan code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

When is the Code Detected?

The output voltage computed by ECM from the A/F sensor 1 signal is shifts to the lean side for a specified period.

What are Code Possible Symptoms?

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

Code P2097 Nissan Description

The air fuel ratio (A/F) sensor 1 is a planar one-cell limit current sensor. The sensor element of the A/F sensor 1 is composed an electrode layer, which transports ions. It has a heater in the element. The sensor is capable of precise measurement λ= 1, but also in the lean and rich range. Together with its control electronics, the sensor outputs a clear, continuous signal throughout a wide λ range. The exhaust gas components diffuse through the diffusion layer at the sensor cell. An electrode layer is applied voltage, and this current relative oxygen density in lean. Also this current relative hydrocarbon density in rich.

OBDII Code P2097 Nissan - Post Catalytic Fuel Trim System Too Rich Bank 1  - AutoCodes.com
P2097 Nissan Code - Post Catalytic Fuel Trim System Too Rich Bank 1

Need More Information on the Code?

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Information for Specific Nissan Models

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Code P2097 Nissan comments

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