How to Change Transmission Fluid — 2022-2025 Honda Civic

Changing the transmission fluid in your 2022-2025 Honda Civic is a crucial maintenance task to ensure smooth shifting and prolong the life of your transmission, especially if you notice rough shifts or hit the 30,000-60,000-mile interval. This DIY guide can save you money with a cost of about $50-$80 compared to $150-$250 at a shop, and with the right tools and steps, most DIYers can tackle it confidently. DIY Cost: $50-$80 | Shop Cost: $150-$250

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.