Jul 15, 2025 · What exactly is a P0038 code and is it safe to continue driving with it? We'll also look at the most likely causes and how to properly fix it.

What causes the P0038 code to appear? Potential causes include a faulty oxygen sensor, damaged wiring, a blown fuse, or a malfunctioning Engine Control Module (ECM).

May 31, 2024 · Diagnostic trouble code P0038 stands for “Heated Oxygen Sensor Heater Control Circuit High (Bank 1, Sensor 2).” This means that the condition of the heater control circuit of the post …

To troubleshoot this error code P0038, one must follow the instructions below. First of all, one needs to examine all wires and connectors linked to the components of the issue (heated oxygen sensor …

Feb 1, 2025 · What does the P0038 code mean? The P0038 code indicates a problem with the heater control circuit for the oxygen sensor located in Bank 1, Sensor 2. This specific sensor measures the …

The OBD-II trouble code P0038 stands for "Heated Oxygen Sensor Heater Control Circuit High (Bank 1, Sensor 2)". This error code is typically triggered when the powertrain control module (PCM) detects …

P0038 Code Symptoms, Causes, Diagnosis and Repair Guide Complete Quick Summary P0038 indicates a high‑voltage condition in the Bank 1 Sensor 2 oxygen‑sensor heater circuit. Typical …

Sep 13, 2025 · Learn all about the P0038 code, what causes HO2S Heater Control Circuit High, and how to diagnose and fix common issues to maintain optimal engine performance.

How to fix an engine P0038 Code: HO2S Heater Control Circuit High (Bank 1 Sensor 2). How to Test Oxygen Sensor Heated Element: • How To Test Oxygen Sensor Heated Element i...

Dec 29, 2020 · Advance Auto Parts looks at OBD-II trouble code P0038. We'll cover what it means, symptoms, and common fixes.