Ford Focus Spark Plug Type
Factory spark plug specifications for the Ford Focus.
Last updated: 2026-11-01 • Reading time: 8 min • By AllOEMManuals Editorial Team
Quick Answer
2018 Ford Focus: (1.0L EcoBoost (92kW/125PS)) HYFS 093 YEC (2.0L DURATEC-HE) CYFS 12 Y1 (2.0L ECOBOOST) CYFS 12Y PCT (2.3L ECOBOOST) CYFS 12Y PCT.
| Generation | Years | Top spec |
|---|---|---|
| 2018 | 2018 | (1.0L EcoBoost (92kW/125PS)) HYFS 093 YEC (2.0L DURATEC-HE) CYFS 12 Y1 (2.0L ECOBOOST) CYFS 12Y PCT (2.3L ECOBOOST) CYFS 12Y PCT |
| 2016-2017 | 2016-2017 | (1.0L EcoBoost (92kW/125PS)) CYFS-12Y-PC (2.0L DURATEC-HE) CYFS 12 Y1 (2.0L ECOBOOST) CYFS 12Y 2 (2.3L ECOBOOST) CYFS 12Y 2 |
| 2015 | 2015 | (1.0L EcoBoost (92kW/125PS)) CYFS-12Y-PC (2.0L DURATEC-HE) CYFS 12 Y1 (2.0L ECOBOOST) CYFS 12Y 2 |
This vehicle's factory manual
Ford Focus: choose your year, then confirm the engine, trim, or drivetrain to open the available repair and diagnosis sections.
Ford Focus maintenance schedule
Know the exact spark plug type job for your Ford Focus
2018 Ford Focus: (1.0L EcoBoost (92kW/125PS)) HYFS 093 YEC (2.0L DURATEC-HE) CYFS 12 Y1 (2.0L ECOBOOST) CYFS 12Y PCT (2.3L ECOBOOST) CYFS 12Y PCT.
Spark plug type and gap depend on the exact engine. Confirm the engine code before buying plugs or setting the gap. Once the spec is confirmed, use the supplies and purchase links below to build the full one-trip shopping list before you start the repair.
Exact Vehicle Check
The button opens the factory book for this vehicle. Use the engine picker only when your trim is not the one this page already matched.
2018
2016-2017
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Parts and supplies
These links search for related products. Check your year, engine, specification, and fitment with the seller before ordering.
Ford Focus Spark Plugs Plugs
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Spark Plugs — Manual's Parts List
Exact plugs, exact torque, no stripped threads.
- 1Spark PlugsShop →
(1.0L EcoBoost (92kW/125PS)) H — buy the full set, not one at a time
- 2Torque Wrench (3/8")Shop →
Use the torque specified for your engine and spark plugs
- 3Spark Plug SocketShop →
Magnetic or rubber insert — protects the ceramic
- 4Dielectric GreaseShop →
On the boot — prevents misfires from moisture
Get everything at once
Search results vary; confirm each item and its fitment before buying.
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One-Trip Shopping List
Recommended supplies and tools for this job, grouped so you can buy everything before the repair starts.
Iridium Spark Plugs
Long-lasting performance plugs for modern engines.
Spark Plug Socket
Magnetic or rubber-insert socket to prevent damage.
Gap Gauge
Ensure your plugs are set to the exact factory spec.
Torque Wrench
Crucial for tightening plugs without stripping threads.
Anti-Seize Lubricant
Prevents plugs from welding to the cylinder head.
Dielectric Grease
Protects ignition boots and connectors from moisture.
Project Essentials
Basic tool sets, gloves, and cleaning supplies for your Ford Focus so the job is ready when the parts arrive.
Frequently Asked Questions
- What spark plug type does a Ford Focus use?
- 2018 Ford Focus: (1.0L EcoBoost (92kW/125PS)) HYFS 093 YEC (2.0L DURATEC-HE) CYFS 12 Y1 (2.0L ECOBOOST) CYFS 12Y PCT (2.3L ECOBOOST) CYFS 12Y PCT.
- What is the spark plug gap for a Ford Focus?
- 1.0L EcoBoost (92kW/125PS) 0.028 in (.7 mm) (2.0L DURATEC-HE) 0.035 In. (.9 mm) (2.0L ECOBOOST) 0.040 in (1.0 mm) (2.3L ECOBOOST) 0.0315 in (.8 mm) (2018)
- How often to replace spark plugs on a Ford Focus?
- Factory service manuals typically recommend spark plug replacement every 30,000–100,000 miles depending on plug material (copper, platinum, or iridium). Check your maintenance schedule for the exact interval.
Find your service manual
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Author & Review
Published by AllOEMManuals, founded by Lyndon Bedford, an automotive technician with 20 years of experience. He owned and operated a mechanic shop in Hurst, Texas from 2014 to 2022 and continues hands-on repair work.
Content may combine manual references, general repair templates, and AI-assisted drafting. Confirm the source, vehicle configuration, and applicability before working. Report corrections through our contact page.
Last updated: 2026-11-01