What does error code p0031 on OBD-II mean?

What does error code p0031 on OBD-II mean?

If your OBD-II scanner indicates an error code P0031, this means that you have an issue with your O2 sensor number one. For many vehicles, this is also known as an air/fuel ratio sensor. For many vehicles, this is also known as an air/fuel ratio sensor.

What causes a p0031 DTC code on a heater?

A P0031 DTC trouble code may be caused by one or more of the following: A short or open in the heater circuit in the sensor A failed O2 sensor heater Wiring/connectors broken/frayed leading to sensor and/or relay To fix a P0031 DTC code, you’ll need to do a proper diagnosis.

What causes the p0031 low voltage error?

What would be the most likely cause of the P0031 low voltage error. This is an ’02 Altima 4 cyl… 2005 Jeep Wrangler TJ – 4.0 I6 P0031 02 (B1 S1) Heater Circuit Low P0037 O2 (B1 S2) Heater Circuit Low P0051 O2 (B2 S1) Heater Relay Circuit Low P0057 O2 (B2 S2) Heater Relay Circuit Low My vehicle has just over 116,000 miles on it.

Where is the O2 sensor on the catalytic converter?

A P0031 DTC (diagnostic trouble code) refers to the O2 sensor (oxygen sensor) located on Bank 1 in front of the catalytic converter. There is also an oxygen sensor behind the converter which is Sensor #2. This O2 sensor #1 may also be refered to as an air/fuel ratio sensor since on some vehicles it is.

What does the p0031 sensor on a Toyota mean?

P0031 TOYOTA Oxygen Sensor Heater Control Circuit Low Bank 1 Sensor 1: Code Meaning, Causes, Symptoms, & Tech Notes P0031 TOYOTA | Oxygen Sensor Heater Control Circuit Low Bank 1 Sensor 1 | Air-Fuel Ratio (A/F)sensor need to reach a minimum operating temperature of 1200 degrees F to produce an accurate voltage signal. The faster the air-fuel

What does it mean when your OBD-II scanner says p0031?

If your OBD-II scanner indicates an error code P0031, this means that you have an issue with your O2 sensor number one. For many vehicles, this is also known as an air/fuel ratio sensor. Here are a few steps to help you our if you’re wondering, “How do I fix trouble code P0031?”

What does it mean when your heater code is p0031?

Although it functions most effectively when the exhaust gas temperature isn’t too low, most have a heater to ensure accurate air/fuel readings. This heater plays a major role in the overall efficiency of your engine, particularly in cooler climates. When you receive trouble code P0031, the heater for this sensor has a low resistance reading.

What does p0031 mean on a Subaru Legacy?

P0031 is a generic code, which means that it has the same meaning for the Subaru Legacy as it would any other OBDII equipped vehicle. As far as diagnostic trouble codes go, this is a relatively easy one to diagnose. It is usually caused by a bad oxygen sensor, or a wiring issue.