The 2018 Mazda 2 has 8 ignition parts with verified fitment on this page — 4 part types and 4 brands, covering the 1.5L L4 engine. Each part includes a manufacturer part number and application notes.
The ignition system on the 2018 Mazda 2 delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules. The largest groups are Ignition Coil (3 parts), Spark Plug (3 parts) and Camshaft Position Sensor (1 part). The other 1 part type covers the remaining 1 part.
Every part on this page is matched to the 1.5L L4 — the only engine offered in the 2018 Mazda 2.
The most listed brands for 2018 Mazda 2 ignition parts are WALKER PRODUCTS (3 parts), NGK (3 parts) and SPECTRA PREMIUM (1 part), plus 1 more brand. Quality grades include Iridium, Standard Replacement and Economy.
Each part number listed for the 2018 Mazda 2 opens a page with every vehicle that part fits.
Camshaft Position Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WALKER PRODUCTS | 2351771 | 🇲🇽 MX | Sensor OnlyIncludes Seal | View on Amazon |
This table covers the sensors that report camshaft position to the ECU. Typical signs include a stall, a no-start, or a code for cam or crank correlation. Check the connector and the reluctor gap before replacing the sensor.
One part is listed for the 2018 Mazda 2 — WALKER PRODUCTS 2351771.
Crankshaft Position Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WALKER PRODUCTS | 2351763 | 🇲🇽 MX | Sensor OnlyConnector Shape: Oblong | View on Amazon |
This table covers the sensors that report crankshaft position and engine speed. Typical signs include a stall, a no-start, or a code for cam or crank correlation. Check the connector and the reluctor gap before replacing the sensor.
One part is listed for the 2018 Mazda 2 — WALKER PRODUCTS 2351763.
Ignition Coil
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SPECTRA PREMIUM | C879 | 🇲🇽 MX | Ignition Coil Mounts to Cylinder Head | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| UNITED MOTOR PRODUCTS | COP573 | 🇲🇽 MX | View on Amazon | |
| WALKER PRODUCTS | 9212271 | 🇲🇽 MX | Single Coil | View on Amazon |
This table covers the coils that fire each spark plug. Typical signs include a misfire that follows one cylinder, a snap in damp weather, or a coil that is swollen or cracked. Swap a suspect coil with a neighbor to confirm, then replace boots that tore on the way off.
3 Ignition Coil parts are listed for the 2018 Mazda 2, from SPECTRA PREMIUM, UNITED MOTOR PRODUCTS and WALKER PRODUCTS.
In the Economy grade, SPECTRA PREMIUM supplies 1 part: the catalog's value-priced group. A representative part number is SPECTRA PREMIUM C879.
The Standard Replacement section lists 2 options from UNITED MOTOR PRODUCTS and WALKER PRODUCTS — built to original-equipment specification. UNITED MOTOR PRODUCTS COP573 is listed in this group.
This group includes SPECTRA PREMIUM C879, UNITED MOTOR PRODUCTS COP573 and WALKER PRODUCTS 9212271.
Spark Plug
Iridium (lasts up to 4x longer than Copper / Nickel)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NGK | 93501 | 🇲🇽 MX | Iridium IXPre-Set Gap: 0.044" | View on Amazon |
| NGK | 94124 | 🇲🇽 MX | Laser IridiumPre-Set Gap: 0.044" | View on Amazon |
Platinum (lasts up to 2x longer than Copper / Nickel)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NGK | 94297 | 🇲🇽 MX | G-PowerPre-Set Gap: 0.039" | View on Amazon |
This table covers the spark plugs for this engine. Typical signs include misfire under load, rough idle, or a flashing check-engine light. Verify the gap even on pre-gapped plugs, and replace coil boots that come off a high-mileage engine.
3 Spark Plug parts for the 2018 Mazda 2 come from NGK.
In the Iridium (lasts up to 4x longer than Copper / Nickel) grade, NGK supplies 2 parts: grouped under the catalog's "Iridium (lasts up to 4x longer than Copper / Nickel)" designation — the notes column spells out what sets them apart. A representative part number is NGK 93501.
The Platinum (lasts up to 2x longer than Copper / Nickel) section lists 1 option from NGK — grouped under the catalog's "Platinum (lasts up to 2x longer than Copper / Nickel)" designation — the notes column spells out what sets them apart. NGK 94297 is listed in this group.
Buying Ignition Parts for a 2018 Mazda 2
On this vehicle, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules.
- Confirm you have the 1.5L L4 engine — every part on this page is matched to it.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace plugs and wires (or coil boots) as a set — one weak cylinder makes the whole set feel bad.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Ignition Coil and Spark Plug .
Frequently Asked Questions
How many ignition parts fit the 2018 Mazda 2?
Our catalog currently lists 8 ignition parts for the 2018 Mazda 2 across 4 subcategories and 4 brands, covering the 1.5L L4 engine. Each part is matched to the engine(s) it fits.
What are the signs of ignition problems on a 2018 Mazda 2?
Common symptoms include misfires under load, rough idle, flashing check-engine light, or poor starting in damp weather. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What spark-plug gap is listed for the 2018 Mazda 2?
Notes on this page include pre-set gaps of 0.039" and 0.044". Still verify against spec — even “pre-gapped” plugs should be checked before they go in.
What should I replace at the same time?
Where labor overlaps, replace plugs and wires (or coil boots) as a set — one weak cylinder makes the whole set feel bad.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2018 Mazda 2 was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2018 Mazda 2?
Every part on this page is matched to the 1.5L L4 engine. Then gap matters even on “pre-gapped” plugs — verify against spec, and replace coil boots when they come off a high-mileage engine. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2018 Mazda 2
Ignition Parts for Other Mazda 2 Years
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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.