Engine-Codes - Nissan - P1148 2010 Nissan Pathfinder

P1148 2010 Nissan Pathfinder Code - Closed Loop Control Function Bank 1

- Code Popularity: 4,924 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 2/3
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What are the Possible Causes of the DTC P1148 2010 Nissan Pathfinder?

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 Air Fuel Ratio Sensor 1 Bank 1
  • Air Fuel Ratio Sensor 1 Bank 1 circuit is open or shorted
  • Air Fuel Ratio Sensor 1 Bank 1 circuit electrical connection
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How to Fix the DTC P1148 2010 Nissan Pathfinder?

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 P1148 2010 Nissan Pathfinder 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.

What are Code Possible Symptoms?

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

What Does the P1148 2010 Nissan Pathfinder Code Mean?

The Engine Control Module (ECM) performs ON/OFF duty control of the Air Fuel Ratio (A/F)/Heated Oxygen Sensor 1 heater corresponding to the engine operating condition to keep the temperature of Air Fuel Ratio (A/F)/Heated Oxygen Sensor 1 element at the specified range. The Diagnostic Trouble Code (DTC) will be set when the closed loop control function for bank 1 does not operate even when the vehicle is driving in the specified condition or the closed loop control function for bank 2 does not operate even when the vehicle is driving in the specified condition.

P1148 2010 Nissan Pathfinder Code - Closed Loop Control Function Bank 1

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