QX56 V8-5.6L (VK56DE) (2004)
Spark Plug: Service and Repair
Spark Plug (Platinum-Tipped Type)
REMOVAL
1. Remove engine room cover using power tool.
2. Remove ignition coil.
3. Using a suitable tool remove spark plug.
INSPECTION AFTER REMOVAL
Use standard type spark plug for normal condition.
The hot type spark plug is suitable when fouling occurs with the standard type spark plug under conditions such as:
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Frequent engine starts
^
Low ambient temperatures
The cold type spark plug is suitable when spark knock occurs with the standard type spark plug under conditions such as:
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Extended highway driving
^
Frequent high engine revolution
Gap (Nominal) : 1.1 mm (0.043 inch)