2007 TOYOTA SIENNA Service Repair Manual

Page 1217 of 3000

TOYOTA SIENNA 2007  Service Repair Manual 2GR-FE INTAKE  –  VACUUM SWITCHING VALVEIT–7
IT
ENGINE
2GR-FE INTAKE
VACUUM SWITCHING VALVE
COMPONENTS
A162502E01

Page 1218 of 3000

TOYOTA SIENNA 2007  Service Repair Manual IT–82GR-FE INTAKE  –  VACUUM SWITCHING VALVE
IT
REMOVAL
1. REMOVE VACUUM SWITCHING VALVE ASSEMBLY
(a) Remove the 2 vacuum hoses and vacuum switching 
valve connector.
(b) Remove the screw and vacu

Page 1219 of 3000

TOYOTA SIENNA 2007  Service Repair Manual 2GR-FE INTAKE  –  VACUUM SWITCHING VALVEIT–9
IT
(2) Inspect VSV operation.
• Check that air flows from port E to the filter.
• Apply battery voltage across the terminals.
• Check that air fl

Page 1220 of 3000

TOYOTA SIENNA 2007  Service Repair Manual 2GR-FE EXHAUST  –  EXHAUST PIPE (for 2WD)EX–1
EX
ENGINE
2GR-FE EXHAUST
EXHAUST PIPE (for 2WD)
COMPONENTS
A162480E01

Page 1221 of 3000

TOYOTA SIENNA 2007  Service Repair Manual EX–22GR-FE EXHAUST  –  EXHAUST PIPE (for 2WD)
EX
REMOVAL
1. DISCONNECT CABLE FROM NEGATIVE BATTERY 
TERMINAL
2. REMOVE HEATED OXYGEN SENSOR (for Bank 1 
Sensor 2) (See page EC-32)
3. REMOVE TAIL E

Page 1222 of 3000

TOYOTA SIENNA 2007  Service Repair Manual 2GR-FE EXHAUST  –  EXHAUST PIPE (for 2WD)EX–3
EX
(b) Disconnect the 2 exhaust pipe supports and remove 
the center exhaust pipe assembly.
(c) Remove the gasket from the front exhaust pipe 
assembl

Page 1223 of 3000

TOYOTA SIENNA 2007  Service Repair Manual EX–42GR-FE EXHAUST  –  EXHAUST PIPE (for 2WD)
EX
(c) Remove the 2 gaskets from the front exhaust pipe 
assembly.
6. REMOVE NO. 1 EXHAUST PIPE SUPPORT BRACKET
(a) Remove the bolt and No. 1 exhaust

Page 1224 of 3000

TOYOTA SIENNA 2007  Service Repair Manual 2GR-FE EXHAUST  –  EXHAUST PIPE (for 2WD)EX–5
EX
INSTALLATION
1. INSTALL HEATED OXYGEN SENSOR (for Bank 2 
Sensor 2) (See page EC-34)
2. INSTALL FRONT EXHAUST PIPE ASSEMBLY
(a) Install 2 new gaske