P1031 2004 INFINITI G35 - Air Fuel Ratio Sensor 1 Heater Control Circuit Low Bank 1
P1031 2004 INFINITI G35 Possible Causes
- Faulty Air Fuel Ratio Sensor 1 Bank 1
- Air Fuel Ratio Sensor 1 harness is open or shorted
- Air Fuel Ratio Sensor 1 circuit poor electrical connection
How do I fix code P1031 2004 INFINITI G35?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.
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2004 Infiniti G35 Factory Service Bulletin OBDII Code P1031
The bulletin suggests reprogramming the Engine Control Module (ECM) first before replacing any parts.
Cost of diagnosing the P1031 2004 INFINITI G35 code
Labor: 1.0The cost of diagnosing the P1031 2004 INFINITI G35 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.
When is the 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.
- Engine Light ON (or Service Engine Soon Warning Light)
P1031 2004 INFINITI G35 DescriptionThe 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.
More InformationNeed more information on how to fix the P1031 2004 INFINITI G35 code?
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Need more help?Get the P1031 2004 Infiniti G35 code diagnosed by a professional: Find a repair shop in your area
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