Installing spark plugs

WARNING: This page is about a different car, the 2004 Volvo S40, 2003 Volvo S40, 2002 Volvo S40, 2001 Volvo S40, and 2000 Volvo S40. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Ignition Coil Connectors

Courtesy of VOLVO CARS OF NORTH AMERICA.

Check the rubber and the spring inside. Replace if necessary.
Check the spark gap: 0.7-0.8 mm.
Install the spark plugs. Screw the spark plugs in until the gasket is pressed against the cylinder head.
Tightening torque 25 Nm . Use special tool 9995702 .
Position the ignition coils. Press the ignition coils into place.
Tighten the screw. Tightening torque 10 Nm .
Connect the high tension cables.
Reconnect the connectors.
NOTE: The gray connector is for the left coil (cylinders 2 and 3), the blue connector is for the right coil (cylinders 1 and 4).
Check the function.
Install both engine covers.