Toyota Sienna Service Manual: Problem symptoms table
WINDOW DEFOGGER SYSTEM
|
Symptom |
Suspected area |
| w/ Deicer: Front window deicer does not operate.
(indicator light ON) |
|
| w/ deicer: Front window deicer does not operate.
(indicator light OFF) |
|
| Rear window defogger does not operate (indicator light ON) |
|
| Rear window defogger does not operate (indicator light OFF) |
|
| w/ Mirror Heater: Mirror heater does not operate (indicator light ON |
|
| w/ Mirror Heater: Mirror heater does not operate (indicator light OFF) |
|
Window defogger system
PARTS LOCATION
...
On-vehicle inspection
1. INSPECT BACK WINDOW (DEFOGGER WIRE)
NOTICE:
When cleaning the glass, wipe the glass along the
wire using a soft and dry cloth. Take care not to
damage the wires.
Do not u ...
Other materials:
On-vehicle inspection
1. CHECK POWER REAR NO. 2 SEAT with STOWING FUNCTION
Check the basic functions.
Operate the fold seat switch and power rear
No.2 seat switch and check to make sure each
seat function works:
Folding-down operation
Stowing operation
Return operation
...
Transfer
SERVICE DATA
TORQUE SPECIFICATIONS
PROPELLER SHAFT
SERVICE DATA
TORQUE SPECIFICATIONS
DRIVE SHAFT
SERVICE DATA
TORQUE SPECIFICATIONS
DIFFERENTIAL
SERVICE DATA
TORQUE SPECIFICATIONS
AXLE
SERVICE DATA
TORQUE SPECIFICATIONS
...
ECM Power Source Circuit
DESCRIPTION
When the ignition switch is turned to the ON position, the battery voltage is
applied to terminal IGSW of
the ECM. The ECM MREL output signal causes a current to flow to the coil,
closing the contacts of the EFI
relay and supplying power to terminal +B of the ECM.
If the igniti ...
