Originally Posted By: defektes
if your on warranty go with 5-20, if not go with the 5-30 but dont make a habit of doing it.
Read the manual my mother has a 2007 Rav4 and it says for severe service you can use 5w-30. I am putting 5w30 edge in for my mom's next OCI. I have been using mobil 1 5w20 but with the edge rebate and sale I'm going to use it.