P0037 Code Meaning, Causes, Symptoms & Tech Notes (With …
Sep 7, 2024 · The P0037 diagnostic trouble code (DTC) refers to the HO2S (Heated Oxygen Sensor) Heater Control Circuit Low on Bank 1 Sensor 2. This code indicates that there is a …
P0037 HO2S Heater Control Circuit Low (Bank 1 Sensor 2)
Detailed information on troubleshooting and repairing a P0037 DTC code which refers to a problem in the HO2S heater control circuit. Also includes links to relevant forum topics on the …
P0037 Code: O2 Sensor Heater Issue (Symptoms and How to Fix)
Jun 9, 2025 · What is a P0037 code and how do you fix it? We’ll break it all down for you, but in most cases, it's less serious than other trouble codes...
P0037 – Meaning, Causes, Symptoms, & Fixes - FIXD
Mar 29, 2022 · Check engine light code P0037 means H02S2 Heater Control Circuit Low (Bank 1, Sensor 2). Find out how to fix it in this article!
P0037 Code: Heated Oxygen Sensor Heater Control Circuit Low …
Feb 10, 2026 · Diagnostic Trouble Code (DTC) P0037 stands for “Heated Oxygen Sensor (HO2S) Heater Control Circuit Low (Bank 1, Sensor 2).” It refers to a malfunction in the heating …
How to Fix P0037 Code: Step-by-Step Oxygen Sensor Repair
How to Fix P0037 Code: Step-by-Step Oxygen Sensor Repair Description: In this video, we’ll walk you through the steps to diagnose and fix the P0037 OBD-II trouble code.
What is P0037 & How to Solve It? CLUE - resources.getclue.com
Find out what P0037 means, its causes, and how to fix it. Follow our simple guide to resolve P0037 and get your equipment running smoothly again.
How to Fix Error Code P0037? - fridayparts.com
Nov 3, 2025 · Learn what code P0037 means, its causes, and how to fix HO2S heater circuit low issues in heavy-duty trucks and Tier 4 engines.
P0037 – Heated oxygen sensor (HO2S) 2, bank 1, heater control
Jun 11, 2016 · OBD II fault code P0037 is defined as “Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 2), and is set when the PCM (Powertrain Control Module) detects a signal …
P0037 Error Code: An In-depth Analysis of Symptoms, Causes, And …
Did you pull out diagnostic trouble code P0037 from your vehicle’s onboard computer? Learn the meaning, symptoms, Causes, and how to fix it.