2007 TOYOTA SIENNA cooling

CO–442GR-FE COOLING – RADIATOR
CO
15. INSTALL HOOD LOCK SUPPORT SUB-ASSEMBLY
(a) Install the hood lock support sub-assembly with the
2 bolts.
(b) Attach the clamp.
(c) Connect the low pitched horn and high pitched horn
connectors.
(d) Connect the ambient temperature sensor connector.
16. INSTALL HOOD LOCK ASSEMBLY
(a) Connect the cable to the hood lock assembly.
(b) Install the hood lock assembly with the 3 bolts.
Torque: 8 N*m (82 kgf*cm, 6 ft.*lbf)
(c) With Hood Courtesy Switch:
(1) Connect the connector.
A161460
A161458
A161459
A162807
A161457

2GR-FE COOLING – RADIATORCO–45
CO
17. INSTALL HOOD LOCK RELEASE LEVER
PROTECTOR
(a) Engage the 4 claws to install the hood lock release
lever protector.
18. CONNECT NO. 2 RADIATOR HOSE
(a) Connect the No. 2 radiator hose to the radiator.
19. CONNECT NO. 1 RADIATOR HOSE
(a) Connect the No. 1 radiator hose to the radiator.
20. CONNECT RADIATOR RESERVE TANK HOSE OR
PIPE
(a) Connect the radiator reserve tank hose or pipe to
the radiator.
21. INSTALL NO. 1 AIR CLEANER INLET (See page EM-
59)
22. INSTALL FRONT BUMPER ENERGY ABSORBER
23. INSTALL FRONT BUMPER ASSEMBLY (See page ET-
9)
A161456
A161461
A162804E01
A161455

CO–462GR-FE COOLING – RADIATOR
CO
24. INSTALL BATTERY (See page EM-59)
25. INSTALL NO. 2 AIR CLEANER INLET (See page EM-
60)
26. ADD ENGINE COOLANT (See page CO-7)
27. INSPECT FOR COOLANT LEAK (See page CO-1)
28. ADD AUTOMATIC TRANSAXLE FLUID
29. CHECK AUTOMATIC TRANSAXLE FLUID (See page
AX-123)
30. INSTALL NO. 1 ENGINE UNDER COVER (See page
EM-63)
31. INSTALL V-BANK COVER SUB-ASSEMBLY (See
page EM-63)
32. VEHICLE PREPARATION FOR HEADLIGHT AIM
ADJUSTMENT (See page LI-71)
33. PREPARATION FOR HEADLIGHT AIMING (Using a
tester) (See page LI-71)
34. PREPARATION FOR HEADLIGHT AIMING (Using a
screen) (See page LI-72)
35. HEADLIGHT AIMING INSPECTION (See page LI-74)
36. HEADLIGHT AIMING ADJUSTMENT (See page LI-75)
37. VEHICLE PREPARATION FOR FOG LIGHT AIM
ADJUSTMENT (w/ Fog Light) (See page LI-82)
38. PREPARATION FOR FOG LIGHT AIMING (Using a
screen) (w/ Fog Light) (See page LI-83)
39. FOG LIGHT AIMING INSPECTION (w/ Fog Light) (See
page LI-84)
40. FOG LIGHT AIMING ADJUSTMENT (w/ Fog Light)
(See page LI-85)

CH–162GR-FE CHARGING – GENERATOR
CH
REMOVAL
1. REMOVE V-BANK COVER SUB-ASSEMBLY (See
page EM-28)
2. REMOVE FRONT WHEEL RH
3. REMOVE NO. 1 ENGINE UNDER COVER (See page
EM-26)
4. REMOVE FRONT FENDER APRON SEAL RH (See
page EM-26)
5. DRAIN ENGINE COOLANT (See page CO-6)
6. REMOVE NO. 2 AIR CLEANER INLET (See page EM-
28)
7. REMOVE BATTERY (See page EM-26)
8. REMOVE FRONT BUMPER ASSEMBLY (See page
ET-3)
9. REMOVE FRONT BUMPER ENERGY ABSORBER
10. REMOVE NO. 1 AIR CLEANER INLET (See page EM-
28)
11. DISCONNECT RADIATOR RESERVE TANK HOSE OR
PIPE (See page CO-28)
12. DISCONNECT NO. 1 RADIATOR HOSE (See page CO-
28)
13. DISCONNECT NO. 2 RADIATOR HOSE (See page CO-
29)
14. REMOVE HOOD LOCK RELEASE LEVER
PROTECTOR (See page CO-29)
15. REMOVE HOOD LOCK ASSEMBLY (See page CO-29)
16. REMOVE HOOD LOCK SUPPORT SUB-ASSEMBLY
(See page CO-29)
17. DISCONNECT COOLING FAN ECU CONNECTOR
(See page CO-30)
18. REMOVE RADIATOR UPPER SUPPORT SUB-
ASSEMBLY (See page CO-30)
19. DISCONNECT NO. 2 OIL COOLER OUTLET TUBE
SUB-ASSEMBLY (See page CO-31)
20. REMOVE HEADLIGHT ASSEMBLY RH (See page LI-
69)
21. REMOVE RADIATOR SIDE DEFLECTOR RH (See
page CO-31)
22. REMOVE HEADLIGHT BRACKET RH (See page CO-
32)
23. REMOVE PRESSURE FEED TUBE ASSEMBLY (See
page CO-32)

CH–162GR-FE CHARGING – GENERATOR
CH
REMOVAL
1. REMOVE V-BANK COVER SUB-ASSEMBLY (See
page EM-28)
2. REMOVE FRONT WHEEL RH
3. REMOVE NO. 1 ENGINE UNDER COVER (See page
EM-26)
4. REMOVE FRONT FENDER APRON SEAL RH (See
page EM-26)
5. DRAIN ENGINE COOLANT (See page CO-6)
6. REMOVE NO. 2 AIR CLEANER INLET (See page EM-
28)
7. REMOVE BATTERY (See page EM-26)
8. REMOVE FRONT BUMPER ASSEMBLY (See page
ET-3)
9. REMOVE FRONT BUMPER ENERGY ABSORBER
10. REMOVE NO. 1 AIR CLEANER INLET (See page EM-
28)
11. DISCONNECT RADIATOR RESERVE TANK HOSE OR
PIPE (See page CO-28)
12. DISCONNECT NO. 1 RADIATOR HOSE (See page CO-
28)
13. DISCONNECT NO. 2 RADIATOR HOSE (See page CO-
29)
14. REMOVE HOOD LOCK RELEASE LEVER
PROTECTOR (See page CO-29)
15. REMOVE HOOD LOCK ASSEMBLY (See page CO-29)
16. REMOVE HOOD LOCK SUPPORT SUB-ASSEMBLY
(See page CO-29)
17. DISCONNECT COOLING FAN ECU CONNECTOR
(See page CO-30)
18. REMOVE RADIATOR UPPER SUPPORT SUB-
ASSEMBLY (See page CO-30)
19. DISCONNECT NO. 2 OIL COOLER OUTLET TUBE
SUB-ASSEMBLY (See page CO-31)
20. REMOVE HEADLIGHT ASSEMBLY RH (See page LI-
69)
21. REMOVE RADIATOR SIDE DEFLECTOR RH (See
page CO-31)
22. REMOVE HEADLIGHT BRACKET RH (See page CO-
32)
23. REMOVE PRESSURE FEED TUBE ASSEMBLY (See
page CO-32)

CH–282GR-FE CHARGING – GENERATOR
CH
(e) Install the 2 bolts.
Torque: 43 N*m (438 kgf*cm, 32 ft.*lbf)
(f) Connect the generator connector to the generator
assembly.
(g) Install the generator wire with the nut.
Torque: 9.8 N*m (100 kgf*cm, 87 in.*lbf)
(h) Install the terminal cap.
(i) Connect the 2 wire harness clamps.
(j) Connect the magnetic clutch connector to the
compressor and magnetic clutch.
2. INSTALL V-RIBBED BELT (See page EM-7)
3. INSTALL RADIATOR ASSEMBLY WITH FAN SHROUD
AND FAN MOTOR (See page CO-40)
4. INSTALL NO. 1 RADIATOR SUPPORT (See page CO-
40)
5. INSTALL RADIATOR SUPPORT CUSHION (See page
CO-41)
6. REMOVE PRESSURE FEED TUBE ASSEMBLY (See
page CO-41)
7. INSTALL HEADLIGHT BRACKET RH (See page CO-
41)
8. INSTALL RADIATOR SIDE DEFLECTOR RH (See
page CO-41)
9. INSTALL HEADLIGHT ASSEMBLY RH (See page LI-
78)
10. CONNECT NO. 2 OIL COOLER OUTLET TUBE SUB-
ASSEMBLY (See page CO-41)
11. INSTALL RADIATOR UPPER SUPPORT SUB-
ASSEMBLY (See page CO-42)
12. CONNECT COOLING FAN ECU CONNECTOR (See
page CO-42)
13. INSTALL HOOD LOCK SUPPORT SUB-ASSEMBLY
(See page CO-43)
14. INSTALL HOOD LOCK ASSEMBLY (See page CO-43)
15. INSTALL HOOD LOCK RELEASE LEVER
PROTECTOR (See page CO-44)
16. CONNECT NO. 2 RADIATOR HOSE (See page CO-44)
17. CONNECT NO. 1 RADIATOR HOSE (See page CO-44)
A133866
A133865

CH–282GR-FE CHARGING – GENERATOR
CH
(e) Install the 2 bolts.
Torque: 43 N*m (438 kgf*cm, 32 ft.*lbf)
(f) Connect the generator connector to the generator
assembly.
(g) Install the generator wire with the nut.
Torque: 9.8 N*m (100 kgf*cm, 87 in.*lbf)
(h) Install the terminal cap.
(i) Connect the 2 wire harness clamps.
(j) Connect the magnetic clutch connector to the
compressor and magnetic clutch.
2. INSTALL V-RIBBED BELT (See page EM-7)
3. INSTALL RADIATOR ASSEMBLY WITH FAN SHROUD
AND FAN MOTOR (See page CO-40)
4. INSTALL NO. 1 RADIATOR SUPPORT (See page CO-
40)
5. INSTALL RADIATOR SUPPORT CUSHION (See page
CO-41)
6. REMOVE PRESSURE FEED TUBE ASSEMBLY (See
page CO-41)
7. INSTALL HEADLIGHT BRACKET RH (See page CO-
41)
8. INSTALL RADIATOR SIDE DEFLECTOR RH (See
page CO-41)
9. INSTALL HEADLIGHT ASSEMBLY RH (See page LI-
78)
10. CONNECT NO. 2 OIL COOLER OUTLET TUBE SUB-
ASSEMBLY (See page CO-41)
11. INSTALL RADIATOR UPPER SUPPORT SUB-
ASSEMBLY (See page CO-42)
12. CONNECT COOLING FAN ECU CONNECTOR (See
page CO-42)
13. INSTALL HOOD LOCK SUPPORT SUB-ASSEMBLY
(See page CO-43)
14. INSTALL HOOD LOCK ASSEMBLY (See page CO-43)
15. INSTALL HOOD LOCK RELEASE LEVER
PROTECTOR (See page CO-44)
16. CONNECT NO. 2 RADIATOR HOSE (See page CO-44)
17. CONNECT NO. 1 RADIATOR HOSE (See page CO-44)
A133866
A133865

AC–22AIR CONDITIONING – AIR CONDITIONING SYSTEM (for Automatic Air Conditioning Sys-
tem)
AC
B1422/22 Compressor Lock Sensor
Circuit1. A/C compressor (A/C
lock sensor)
2. Compressor drive belt
3. Harness or connector
between compressor and
magnetic clutch (A/C lock
sensor)
4. A/C amplifier
5. CAN communication
system
6. Multiplex
communication system
(BEAN)-AC-47
B1423/23 Pressure Sensor Circuit 1. Pressure sensor
2. Harness or connector
between pressure sensor
and A/C amplifier
3. A/C amplifier
4. Expansion valve
(blocked, stuck)
5. Condenser (blocked,
deterioration of cooling
capacity due to dirt)
6. Cooler dryer (moisture
in the refrigerant cycle
cannot be absorbed)
7. Cooling fan system
(condenser cannot be
cooled down)
8. A/C system (leaks,
blocked)-AC-51
B1424/24
*2Solar Sensor Circuit
(Driver Side)1. Solar sensor
2. Harness or connector
between solar sensor and
A/C amplifier (A/C control
assembly)
3. Harness or connector
between solar sensor and
body ECU
4. A/C amplifier (A/C
control assembly)
5. Body ECUMemorized*3
(8.5 min. or more)
-AC-64
B1431/31 Air Mix Damper Position
Sensor Circuit (Passenger
Side)1. Air mix damper position
sensor
2. A/C amplifier (A/C
control assembly)
3. Harness or connector
between air mix damper
position sensor and A/C
amplifier (A/C control
assembly)Memorized
(1 min. or more)AC-69
B1432/32 Air Inlet Damper Position
Sensor Circuit1. Air inlet damper position
sensor (Air inlet control
servo motor)
2. A/C amplifier (A/C
control assembly)
3. Harness or connector
between air inlet damper
position sensor and A/C
amplifier (A/C control
assembly)Memorized
(1 min. or more)AC-73 DTC Code Detection Item Trouble Area Memory See page