Toyota Tundra 2005 Service - Repair - Maintenance page 1997

SFI (2UZ−FE) − ACOUSTIC CONTROL INDUCTION SYSTEM (ACIS)
REMOVAL
1. REMOVE THROTTLE BODY COVER
2. REMOVE INTAKE MANIFOLD ASSEMBLY
(See page EM−36)
3. REMOVE VSV FOR ACIS
(a) Remove the 2 vacuum hoses from the VSV.
(b) Remove the bolt and VSV from the intake manifold.
B17510
SF−55
SF1XN−02