Engine-Codes - Infiniti - P1051 2005 Infiniti G35

P1051 2005 Infiniti G35 Code - Air Fuel Ratio Sensor 1 Heater Control Circuit Low Bank 2

- Code Popularity: 3,107 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 2/3
Table of contents

|What are the Possible Causes of the Code P1051 2005 Infiniti G35?

  • 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

|How to Fix the P1051 2005 Infiniti G35 Code?

Start by checking 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.

|Code P1051 2005 Infiniti G35 Tech Notes

There is a Factory Service Bulletin for the 2005 Infiniti G35:
2005 Infiniti G35 Factory Service Bulletin OBDII Code P1051

The bulletin suggests reprogramming the Engine Control Module (ECM) first before replacing any parts.

|What is the Cost to Diagnose the Code P1051 2005 Infiniti G35?

Labor: 1.0

The cost to diagnose the P1051 2005 Infiniti G35 code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

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|When is the P1051 2005 Infiniti G35 Code Detected?

The current amperage in the heated air fuel ratio (A/F) sensor 1 heater circuit is out of the normal range. An excessively low voltage signal is sent to Engine Control Module (ECM) through the heated air fuel ratio (A/F) sensor 1 heater.

|What are Code P1051 2005 Infiniti G35 Possible Symptoms?

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

|What Does the P1051 2005 Infiniti G35 Code Mean?

The Engine Control Module (ECM) performs ON/OFF duty control of the Air Fuel Ratio (A/F) sensor 1 heater corresponding to the engine operating condition to keep the temperature of A/F sensor 1 element at the specified range.

P1051 2005 Infiniti G35 Code - Air Fuel Ratio Sensor 1 Heater Control Circuit Low Bank 2

|Need more Information on the P1051 2005 Infiniti G35 Code?

Need more information on how to fix the P1051 2005 Infiniti G35 code? Get Access to Factory Service Manuals

|Need Help with the P1051 2005 Infiniti G35 Code?

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