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P1148 2006 Infiniti G35 Code - Closed Loop Control Function Bank 1

- Code Popularity: 5,041 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 2/3
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What are the Possible Causes of the DTC P1148 2006 Infiniti G35?

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 2006 Infiniti G35?

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 P1148 2006 Infiniti G35 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.

What are Code Possible Symptoms?

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

Code P1148 2006 Infiniti G35 Description

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.

OBDII Code P1148 2006 Infiniti G35 - Closed Loop Control Function Bank 1 - AutoCodes.com
P1148 2006 Infiniti G35 Code - Closed Loop Control Function Bank 1

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