2002 Toyota 4Runner Q&A
2002 Toyota 4Runner Question: my check engine light and vsc trac/vsc trac off lights is on p0420?
thats a cat converter issue, i rec you seek diag of all codes and get est a discription of issues - globalhelper
While driving 60mph, my check engine , vsc trac, and vsc off lights came on at the same time. Any ideas?