P1168 - Closed Loop Control Function Bank 2

Repair Importance Level: 3/3
Repair Difficulty Level: 2/3   
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P1168 Possible Causes

    For Models 2005 and up:
  • Faulty Air Fuel Ratio Sensor 1 Bank 2
  • Air Fuel Ratio Sensor 1 Bank 2 harness is open or shorted
  • Air Fuel Ratio Sensor 1 Bank 2 circuit poor electrical connection For Models before 2005:
  • Faulty Heated Oxygen Sensor 1 Bank 2
  • Heated Oxygen Sensor 1 Bank 2 harness is open or shorted
  • Heated Oxygen Sensor 1 Bank 2 circuit poor electrical connection

First diagnose P1168 code

    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's pins.

Cost of diagnosing the P1168 code

    Labor: 1.0

    The cost of diagnosing the P1168 code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

P1168 Possible Symptoms

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

P1168 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.
OBDII Code P1168 - Closed Loop Control Function Bank 2 - AutoCodes.com

P1168 More Information

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