2007 TOYOTA SIENNA Service Repair Manual

Page 1185 of 3000

TOYOTA SIENNA 2007  Service Repair Manual EC–302GR-FE EMISSION CONTROL  –  AIR FUEL RATIO SENSOR (for 4WD)
EC
(d) Install the front exhaust pipe assembly with the 2 
nuts and 2 bolts.
Torque: Bolt
43 N*m (440 kgf*cm, 32 ft.*lbf)
Nut
62 N*

Page 1186 of 3000

TOYOTA SIENNA 2007  Service Repair Manual 2GR-FE EMISSION CONTROL  –  HEATED OXYGEN SENSOR (for 4WD)EC–39
EC
INSPECTION
1. INSPECT HEATED OXYGEN SENSOR (for Bank 1 
Sensor 2)
(a) Measure the resistance of the sensor.
Standard resistance
I

Page 1187 of 3000

TOYOTA SIENNA 2007  Service Repair Manual EC–402GR-FE EMISSION CONTROL  –  HEATED OXYGEN SENSOR (for 4WD)
EC
(b) Install the front exhaust pipe assembly with the 2 
bolts and 2 nuts.
Torque: Bolt
43 N*m (440 kgf*cm, 32 ft.*lbf)
Nut
62 N*m

Page 1188 of 3000

TOYOTA SIENNA 2007  Service Repair Manual 2GR-FE EMISSION CONTROL  –  HEATED OXYGEN SENSOR (for 4WD)EC–41
EC
3. INSTALL HEATED OXYGEN SENSOR (for Bank 1 
Sensor 2)
(a) Using SST, install the heated oxygen sensor.
SST 09224-00010
Torque: 4

Page 1189 of 3000

TOYOTA SIENNA 2007  Service Repair Manual EC–142GR-FE EMISSION CONTROL  –  VENTILATION VALVE
EC
ENGINE
2GR-FE EMISSION CONTROL
VENTILATION VALVE
COMPONENTS
A162859E01

Page 1190 of 3000

TOYOTA SIENNA 2007  Service Repair Manual 2GR-FE EMISSION CONTROL  –  VENTILATION VALVEEC–15
EC
REMOVAL
1. REMOVE V-BANK COVER SUB-ASSEMBLY (See 
page EM-28)
2. DISCONNECT VENTILATION HOSE
(a) Disconnect the ventilation hose from the vent

Page 1191 of 3000

TOYOTA SIENNA 2007  Service Repair Manual 2GR-FE EMISSION CONTROL  –  AIR FUEL RATIO SENSOR (for 2WD)EC–17
EC
ENGINE
2GR-FE EMISSION CONTROL
AIR FUEL RATIO SENSOR (for 2WD)
COMPONENTS
A162935E02

Page 1192 of 3000

TOYOTA SIENNA 2007  Service Repair Manual EC–182GR-FE EMISSION CONTROL  –  AIR FUEL RATIO SENSOR (for 2WD)
EC
ON-VEHICLE INSPECTION
HINT:
The type of ignition switch on this model differs according to 
the specifications of the vehicle. F