Change Car Spark Plugs Mazda CX-5
Change Car Spark Plugs
| Estimated time | 0h45 |
|---|---|
| Estimated labour cost | ~75£ |
| Difficulty | Easy |
| Vehicles |
CX-5 2012-2017 3
CX-5 2017-2025 3
|
What is the role of Mazda CX-5 spark plugs?
The spark plug generates a spark at the precise moment needed to ignite the air/fuel mixture in the combustion chamber of petrol (or LPG) engines. The engine management system controls ignition timing.
When should you change your Mazda CX-5 spark plugs?
Manufacturers provide replacement recommendations; refer to your vehicle maintenance booklet. Generally replace every 60,000 km (45,000 km for severe use). Some vehicles with long-life plugs (titanium, platinum, iridium) can go 100,000–150,000 km.
How do I know if I need to change my Mazda CX-5 spark plugs?
Via the EOBD system (mandatory since 2001 on petrol cars), faulty spark plugs will trigger fault codes, typically P0301–P0304 (misfire, cylinders 1–4). Symptoms include: difficulty starting, misfires, reduced engine power, increased fuel consumption.
Is it difficult to change Mazda CX-5 spark plugs?
Difficulty level 2/5: technically easy but requires specific tools (spark plug wrench, torque wrench). Key points: wait for cold engine, clean plug well with compressed air before removal, never use a dropped plug, do not grease threads, hand-tighten then torque to specification.
2 models covered
| Model | Year Range | Engines covered | Fuel |
|---|---|---|---|
| CX-5 2012-2017 | 2012-2017 | 2.0 SKYACTIV-G 160 Petrol (PE), 2.0 SKYACTIV-G 165 Petrol (PE), 2.2 SKYACTIV-D Diesel (SH), 2.5 SKYACTIV-G 192 Petrol (PY) | Diesel, Petrol |
| CX-5 2017-2025 | 2017-2025 | 2.0 SKYACTIV-G Petrol (PE), 2.0 SKYACTIV-G Petrol (PE), 2.2 SKYACTIV-D Diesel (SH), 2.2 SKYACTIV-D Diesel (SH), 2.2 SKYACTIV-D Diesel (SH), 2.5 SKYACTIV-G Petrol (PY) | Diesel, Petrol |
