Dec 29, 2025 · The P0137 code indicates a low voltage reading from Bank 1 Sensor 2, affecting engine performance and fuel efficiency. Common causes include faulty oxygen sensor circuits, sensor …

What Does the Code P0137 Mean? In short, there’s an issue with your vehicle’s oxygen sensors. Specifically, the diagnostic trouble code P0137 yields the following message: “O2 Sensor Circuit Low …

May 27, 2024 · Find out what code P0137 means, what triggers it, and common symptoms associated with this OBD-II trouble code. Read on to learn more.

Dec 16, 2024 · P0137 code gets triggered when the Engine Control Module detects that the voltage from the oxygen sensor —also known as the air-fuel ratio sensor —has remained below 400 milli volts for …

P0137 is the OBD-II generic code that indicates the O2 sensor for bank 1, sensor 2 is failing in order to increase the voltage output to above .21 volts. This indicates that there is excessive oxygen in the …

This diagnostic trouble code (DTC) is a generic powertrain code, which means that it applies to OBD-II equipped vehicles. Although generic, the specific repair steps may vary depending on make/model.

The P0137 code triggers when the voltage of oxygen sensor 2 is too low. Learn how to diagnose as well as repair this DTC.

Feb 12, 2023 · The P0137 code shows that there’s a problem with one of the oxygen sensors in your vehicle. It’s a generic OBDII code that can be read with a diagnostic scanner. In this guide, I evaluate …

Nov 13, 2024 · Here's what you need to do if your engine is showing the error code P0137, which points to a malfunctioning oxygen sensor that can affect fuel efficiency, increase emissions and hurt...

Sep 7, 2024 · What causes the O2 Sensor Circuit Low Voltage Bank 1 Sensor 2 code (P0137)? - The most common causes of P0137 are a faulty oxygen sensor, damaged wiring or connectors, exhaust …