1
Remove Engine Cover
- Remove the engine cover by firmly pulling upwards to release from mounting grommets and set aside.
2019 Mazda CX-5 Spark Plug Replacement
This guide shows how to replace the spark plugs on a 2019 Mazda CX-5 (2.5L Skyactive). Allow the engine to cool completely before beginning. Working on a warm engine may cause burns or damage the aluminum cylinder head threads. Reassembly is the reverse of removal.
Пошаговая инструкция
2
Disconnect Ignition Coils
- Press the locking tab down and pull each ignition coil connector straight back to disconnect from ignition coil.
- Do not pull on ignition coil connector cable.
3
Remove Ignition Coils
- Remove the bolt securing each ignition coil using an 8mm socket, then pull the coil straight upward to remove it from the spark plug well. Set aside.
4
- Remove spark plugs by using a 14mm spark plug socket, extension and ratchet wrench, turning counterclockwise.
- Check spark plugs for signs of fouling and any other irregular wear indicators.
5
Install New Spark Plugs
- Ensure spark plug gap is within specification (0.044mm) on replacement plugs. Use spark plug gauge to verify. Caution: do not contact iridium tips with gauges or plyers, may cause damage.
- Thread each new spark plug clockwise into the cylinder head by hand to avoid cross-threading.
- Torque to specification: Between 12 to 14 lb-ft
Завершение
To reassemble your device, follow these instructions in reverse order.
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