2001 Toyota Sienna Q&A

2001 Toyota Sienna Question: Shop says manifold must be removed to replace a sensor for $612. Reasonable?

They say "Won't pass smog test if check engine light is on" -
Answer 1
sounds like a knock sensor issue to me. yes it does have to comr off,if you have 2 knock sensors repl both while there and ck wiring also -
Comment 1
I guess the price is OK, then. I appreciate your help. -