Sentra L4-2.5L (QR25DE) (2003)
Spark Plug: Service and Repair
Changing Spark Plugs (Double Platinum - Tipped Type)
1. Disconnect ignition coil harness connectors.
2. Remove ignition coils.
3. Remove spark plugs with spark plug socket.
2.5L (QR25DE)
Gap (nominal):...................1.1 mm (0.043 inch)
Use standard type spark plug for normal condition.