Sep 6, 2024 · The P0157 diagnostic trouble code indicates that there is a low voltage condition in the O2 sensor circuit for Bank 2 Sensor 2.

Jan 30, 2025 · What does the P0157 error code mean? The P0157 diagnostic trouble code stands for "Oxygen Sensor Circuit Low Voltage (Bank 2, Sensor 2)." This code indicates that the powertrain …

Jan 3, 2025 · P0157 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 molts for …

Detailed information on troubleshooting and repairing a P0157 DTC code which refers to a low voltage in the number 2 O2 sensor circuit on bank 2. Also includes links to relevant forum topics on the code.

Mar 24, 2022 · Check engine light code P0157 means O2 Sensor Circuit Low Voltage (Bank 2, Sensor 2). Find out how to fix it in this article!

Oct 27, 2023 · If your car's ECM throws a P0157 trouble code, it's a good idea to resolve it quickly. Here's what causes code P0157 and how to fix it...

Common causes of a P0157 code include a bad oxygen sensor, wiring issues, exhaust leaks, and a damaged oxygen sensor connector.

Jun 5, 2024 · This code is triggered when the powertrain control module (PCM) detects a problem with the downstream oxygen sensor. A damaged oxygen sensor, exhaust leaks, and a lean running …

Code P0157 sets when the Powertrain Computer or PCM has determined that the Oxygen Sensor voltage remained below 400 millivolts for more than two minutes. This 2 minute timeline may vary …

What Are the Symptoms of a P0157 Code? The symptoms of the code will typically depend on whether you’re receiving the code for low or high voltage.