Engine-Codes - Nissan - P1031 2002 NISSAN SENTRA

P1031 2002 NISSAN SENTRA Code - Air Fuel Ratio Sensor 1 Heater Control Circuit Low Bank 1

- Code Popularity: 2,485 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 2/3
Table of contents

|What are the Possible Causes of the P1031 2002 NISSAN SENTRA Code?

  • 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 to Fix the P1031 2002 NISSAN SENTRA 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.

|What is the cost to diagnose the P1031 2002 NISSAN SENTRA code?

Labor: 1.0

The cost to diagnose the P1031 2002 NISSAN SENTRA 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.

|When is the P1031 2002 NISSAN SENTRA 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 P1031 2002 NISSAN SENTRA code possible symptoms?

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

|What Does the P1031 2002 NISSAN SENTRA 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.

Air Fuel Ratio Sensor 1 Heater Control Circuit Low Bank 1

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