How to Replace an Oxygen Sensor — 2020-2025 Ford Explorer

Replacing an oxygen sensor on a 2020-2025 Ford Explorer is a straightforward repair often needed due to poor fuel economy, rough idling, or a check engine light (common codes: P0131, P0135). This DIY guide can save you significant labor costs, with parts costing $50-$100 compared to $200-$350 at a shop. With the right tools and patience, most DIYers can tackle this job confidently. DIY Cost: $50-$100 | Shop Cost: $200-$350

You’re done. Clear any stored codes with your scanner and complete a normal drive cycle so the vehicle’s readiness monitors reset.

If the code returns, the root cause likely wasn’t the part you replaced — go back through the diagnostic steps before swapping anything else.