How to Replace Spark Plugs 98-07 Volvo V70
Difficulty: Intermediate · About 30 min · Volvo V70
Replace the spark plugs on a 1998-2007 Volvo V70.
Tools you will need
- Socket extensions
- T30 driver
- 5/8 inch spark plug socket
- 10mm socket
- Ratchet
Parts and supplies
- Spark plugs
Steps
- Remove the ignition coil
Remove the engine cover's T30 Torx bolts, remove the coil's 10mm bolt, disconnect its wiring harness, then lift the coil out.
- Remove the spark plug
Loosen and remove it with a 5/8-inch socket.
- Install the new spark plug
Insert it into the 5/8-inch spark plug socket, thread it in by hand, then tighten it about a quarter turn further without overtightening.
- Reinstall the ignition coil
Tighten its 10mm bolt, reconnect the wiring harness, set the engine cover back into place, then tighten its T30 bolts.
Check your vehicle’s repair manual for exact specifications and fit.