Jan 3, 2026 · The symptoms of the P0141 code include an illuminated Check Engine Light, decreased fuel efficiency, rough idling, and engine performance issues. To repair, replace the faulty O2 sensor …

Jan 7, 2023 · In this guide, we take a closer look at the causes, symptoms and meaning of the P0141 trouble code. With this information, you’ll be able to figure out the most appropriate fix to turn that …

Aug 19, 2024 · The code means that there is a problem with the heater element circuit of the heated oxygen sensor. The control module monitors how long it takes the sensor to warm up and start …

May 9, 2025 · Find out the definition, common causes, and symptoms of trouble code P0141, including other FAQ about oxygen sensors here.

Nov 15, 2024 · This code indicates that the heater circuit in the downstream oxygen sensor (after the catalytic converter) on Bank 1 is not functioning properly.

Aug 25, 2024 · What does the P0141 HO2S Heater Control Circuit (Bank 1, Sensor 2) mean? P0141 code gets triggered when the Engine Control Module detects a fault in the heater circuit of the …

This guide explains the P0141 code’s meaning, symptoms, causes, and step-by-step diagnostics to fix it like a pro—potentially saving you $400-$800 from overpriced sensor replacements.

May 23, 2025 · Your OBD-II scanner might reveal the P0141 code, but what does this mean? In this guide, we take a closer look at the causes, symptoms and meaning of the P0141 trouble code.

What does that mean? 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 …

Sep 26, 2025 · Learn what triggers the P0141 O2 sensor heater code, its symptoms, and how to diagnose and repair Bank 1 Sensor 2 for better fuel efficiency and emissions.