How to Replace Spark Plugs — 2016-2025 Toyota Tacoma

Replacing spark plugs on your 2016-2025 Toyota Tacoma is a key maintenance task to ensure smooth engine performance, prevent misfires, and improve fuel efficiency, typically needed every 60,000-120,000 miles depending on the plug type. This DIY repair can save you money with parts costing $30-$60 compared to a shop cost of $150-$300, and with the right tools, most DIYers can tackle it confidently. DIY Cost: $30-$60 | Shop Cost: $150-$300

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.