What size is the oil drain plug on a 2017 Honda Accord?

The oil drain plug uses a 14 mm hex head and M14 x 1.5 thread, tightened to about 25 Nm (roughly 18 ft-lb). A new crush washer is typically used when reinstalling.

For the 2017 Honda Accord, which offered both 1.5L turbo and 2.0L turbo engines, these specifications generally apply across the common configurations. Always refer to the owner’s manual or service manual for the exact torque and washer requirements for your specific engine variant.

Key specifications to know

Here are the essential measurements and practices you should know when servicing the oil drain plug on a 2017 Accord.

• 14 mm hex (socket size)


• M14 x 1.5


• standard oil drain plug with a crush washer


• Torque: tighten to about 25 Nm (approximately 18 ft-lb)


• use a new crush washer when reinstalling

These details help ensure a proper seal and prevent leaks after an oil change. If you have a different aftermarket plug or a modified pan, verify the specs with the service manual.

How to change the oil drain plug (quick guide)

Before you begin, gather the right tools and materials, and work on a level surface with the engine cool. Here’s a concise procedure to follow.

1. Position the car on a level surface and place a drain pan beneath the oil pan.


2. Using a 14 mm socket, loosen the drain plug and allow the oil to drain completely.


3. Inspect the drain plug and crush washer; replace the washer if it’s deformed or worn.


4. Reinstall the drain plug by hand to protect the threads, then tighten to about 25 Nm (18 ft-lb). Avoid overtightening to prevent thread damage.


5. Refill with the correct oil type and amount for your engine, then check for leaks once the engine is restarted and run briefly.

After completing the oil change, dispose of the used oil responsibly and reset your maintenance monitors if applicable.

Summary

For a 2017 Honda Accord, the oil drain plug is a 14 mm hex-head bolt with M14 x 1.5 threads, tightened to roughly 25 Nm (about 18 ft-lb). Replace the crush washer during each oil change and consult your owner’s manual for any engine-specific variations. A proper, leak-free seal depends on using the correct size, torque, and washer.