7 people reported this problem
Check Engine Light Due to Failure of EGR Valve Control Solenoid on Toyota RAV4
1) Getting a p0401 code (EGR problem). 2) Mechanic runs diagnostic test. Says the EGR is fine, but the VSV (Vacuum Switching Valve) does not provide suction. 3) Replaced VSV. 4) Same code come up. HELP!!!
1998 Toyota RAV4 185,000 mi, Visitor
Replaced the switch/valve. Problem solved. Dealer wanted $350.00 to change. Read how to do it on line. It is a bear. But my total cost was $40.00 for the switch. I also had to buy a camera to even find it (Harbor Freight $70.00)