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Mastertech 1
Mastertech 1, Toyota Technician
Category: Toyota
Satisfied Customers: 2261
Experience:  ASE Master Technician with over 30 years of experience, including Toyota and Toyota Hybrid.
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2000 Toyota sienna .how to change sparplug

Resolved Question:

2000 Toyota sienna .how to change sparplug
Submitted: 7 years ago.
Category: Toyota
Expert:  Mastertech 1 replied 7 years ago.
:First remove the upper cover sheld(engine cover) then remove the 10mm bolts that retain the coil packs down.Then using a 5/8 swivel socket,Remove the front 3 spark-plugs (when replacing them check the gap) reverse the procedure.Then you have to remove the upper air intake unit(should replace the gasket when installing) all wire connections and vac hoses and rear support brackets,Throttle body intake hose,And egr pipr (if so equipped) This will gain you access to the coils then again remove the 10mm bolts and then remove the spark-plugs (check gap before installing) and then reverse the procedure!!Thanks if I can be of any more help please just ask!
Mastertech 1, Toyota Technician
Category: Toyota
Satisfied Customers: 2261
Experience: ASE Master Technician with over 30 years of experience, including Toyota and Toyota Hybrid.
Mastertech 1 and 3 other Toyota Specialists are ready to help you
Customer: replied 7 years ago.
when remove maifold from engine how to tite with torque or regular tite or how many pound torque need to tite afte everything is start the engine any problem with keyless system or power door and alram pls brifely answer the for me thx
Expert:  Toyotapro replied 7 years ago.

The intake does not need to be removed to replace these spark plugs, that would be 3 hours and lots of headaches unneeded, yes any service manual you read will tell you to do so but there is plenty of room to reach your hands under the intake at the rear to access the plugs.

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