2016-2021 Honda Civic Coolant Service Torque Specs

2.0L I4

Applies to 2016, 2017, 2018, 2019, 2020, and 2021 Honda Civic

Labor Time:1 hours

Torque Values (10 specifications)

Component	Nm	lb-ft	Notes
Air Box Clips	5	4	—
Bleed Screw	7	5	Open during fill
Bracket Bolts	20	15	—
Connector Bolts	7	5	—
Cover Screws	11	8	—
Drain Petcock	7	5	Hand tight
Mounting Bolts	27	20	—
⚠️ Oil Drain Plug	35	26	Use new crush washer
Sensor Bolts	11	8	—
⚠️ Wheel Lug Nuts	140	103	Torque in star pattern

The primary torque specification for coolant service on a 2016-2021 Honda Civic is 5 Nm (4 lb-ft).

There are 10 torque specifications for coolant service on the 2016-2021 Honda Civic 2.0L I4, covering all related fasteners and components.