Maintenance / 2001 Civic HX · Automatic (variable gear ratios) · 4 cyl · 1.7 L

Spark plugs

Use the engine-specific plug type. Check the service schedule and inspect ignition faults before replacing parts.

← Back to specifications

IntervalReplace every 110,000 mi in normal and severe conditions.Verified

01 / Requirements

Configuration-specific service and fitment facts

These sourced values are shared by the specification sheet and the maintenance guides for this exact configuration.

Cylinders: 4 Verified
Spark plug specification: NGK PZFR6F-11 or DENSO PKJ20CR-M11 Verified
Spark plug gap: 0.043 in VerifiedNominal 1.1 mm, tolerance +0/-0.1 mm.

Installation: Work on a cooled engine using the specified tightening procedure. Do not adjust a fine-wire plug gap unless its manufacturer explicitly permits it.
Installation: Start the plug threads by hand; tightening torque 18 N·m. Nominal gap 1.1 mm with +0/-0.1 mm tolerance. Avoid cross-threading and over-tightening.

Source

FuelEconomy.gov model-year bulk vehicle records

Source ↗

Official bulk configuration, engine, transmission, drivetrain, fuel-economy, volume, and emissions records; the official record API is the bounded fallback.

United States, complete imported model years 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026Cylinders: FuelEconomy.gov vehicle record 16513, cylinders

2001 Honda Civic Sedan Owner’s Manual

Source ↗

Archived official Honda original; original SHA verified18October2026. Cover, technical tables and maintenance pages visually reviewed. Body, retail trim, transmission and equipment differences are preserved; later Honda fluid supersessions are sourced separately.

United States 2001 Civic gasoline1.7L; generic EPA records use only concordant coupe/sedan facts, explicit HX uses coupe branches. CNG GX excluded without its supplement.2001 Civic Sedan printed194-198 / PDF197-201 and Civic Coupe printed198-202 / PDF201-205; U.S. normal/severe tables, visually compared. Sedan printed224-225 / PDF227-228; Coupe printed228-229 / PDF231-232.Spark plug specification: Sedan printed225 / PDF228; Coupe printed229 / PDF232.Spark plug gap: Sedan printed225 / PDF228; Coupe printed229 / PDF232.