Toyota Sienna Service Manual: On-vehicle inspection
1. INSPECT COOLER CONDENSER CORE
(a) If the fin of the cooler condenser core is dirty, clean it with water and dry it with compressed air.
NOTICE: Do not damage the fin of the cooler condenser core.
(b) If the fin of the cooler condenser core is bent, make it straight using a screwdriver or pliers.
2. INSPECT CONDENSER FOR LEAKAGE OF REFRIGERANT
(a) Using a halogen leak detector, check the pipe joints for gas leakage.
(b) If gas leakage is detected in a joint, check the torque of the joint.
Condenser
COMPONENTS
...
Removal
1. RECOVER REFRIGERANT FROM REFRIGERATION
SYSTEM (See page AC-172)
2. REMOVE NO. 2 AIR CLEANER INLET (See page EM-
28)
3. REMOVE FRONT BUMPER ASSEMBLY (See page
ET-3)
4. DISCONNECT DISCHARGE HOS ...
Other materials:
Front Fog Light Circuit
DESCRIPTION
The Multiplex network body ECU controls FOG relay when signal is received
from headlight dimmer
switch assembly.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 PERFORM ACTIVE TEST BY INTELLIGENT TESTER
Connect the intelligent tester to DLC3.
Turn the ignition switch ON and push t ...
Route cannot be Calculated
INSPECTION PROCEDURE
1 CHECK MAP DISC
Check that the map disc is not deformed or cracked.
OK:
No deformations or cracks on map disc.
2 SET DESTINATION
Set another destination and check if the system can
calculate the route correctly.
OK:
Route can be correctly calculated.
NO ...
Speed sensor check (when using intelligent tester)
(a) Check the backward signal.
(1) Drive the vehicle in reverse for more than 1
second at 3 km/h (2 mph) or higher.
HINT:
Drive the vehicle in reverse and check the speed
sensor signal. Note that the signal check cannot
be completed if the vehicle speed is 45 km/h (28
mph) or more.
(b) Che ...
