Unlike all previous years, the 2010 Prius (especially the series V) has a cowl overhang panel where the windshield wipers and interior ventilation inlets are that must be COMPLETELY removed (over 20 connectors/bolts) before the plug connection tubes can be extracted from the OHC spark plug hole.
The days of "Shade Tree" mechanics is "Pretty Much Over".
It would 'almost' be easier to unbolt the Motor Mounts and tip the entire Engine/Tran/Hybrid-Motor assembly forward a few degrees... "Almost"!
I actually received this wonderful news from a Toyota Dealer Technical Assistance Hotline, normally used be internal Toyota personnel, but I somehow sweet-talked my way into a connection, and was given the direct, courteous answer.
A 2007 Toyota Prius has 4 spark plugs.
Remove the old plugs, install new plugs.
To change spark plugs on a 1994 Toyota Camry, remove the black shafts. The spark plugs are down the four holes. Use a socket set with extension to reach the spark plugs. Replace old spark plugs with new ones.
Just follow the wiring.the plugs are deep set into th engine and ar easily assecible with socket on extension
Disconnect the battery, remove the spark plug cables and boots, and remove the old spark plugs. Next, put in the new spark plugs, replace the cables and boots, and reconnect the battery.
You can change the spark plugs on the 1997 Toyota Tacoma yourself. Remove the ground wire and spark plug wire. Remove plug. Replace the plug with a plug made specially for your model car.
Disconnect the battery, remove the spark plug wires and covers, and remove the old spark plugs. Next, put in the new spark plugs, attach the covers and spark plug wires and reconnect the battery.
You remove the 10 mm bolt on the coil pack and unplug the coil. you may have to remove an hold down too to get to #2 or #3 easy to do remove coil by pulling the coil pack setting aside use spark plug socket and a extintion your good
When changing the spark plugs on a 2006 Toyota Tacoma make sure the vehicle is off. Use a spark plug socket and pull the spark plug wires. Remove the old spark plugs and properly space and install the new parts.
if you have ignition coils you have to remove them and the intake tube (3000) then you can take the spark plugs out
Disconnect the battery, remove the spark plug cables and covers, and remove the old spark plugs. Next, put in the new spark plugs, reconnect the spark plug cables and covers, and reconnect the battery.
YOU CAN REMOVE THE SPARK PLUGS WITHOUT REMOVING ANYTHING EXCEPT THE SPARK PLUG WIRES IN THE REAR USE A SWIVAL AND EXTENSION AND WORK ON BOTH SIDE AND THE MIDDLE OF THE PLETNIUM THE FRONT SPARK PLUGS NEED JUST TO REMOVE THE THREE COILS