Toyota Sienna Service Manual: Problem symptoms table
POWER BACK DOOR SYSTEM
|
Symptom |
Suspected Area |
| Power back door does not operate when switch* is pressed (* Switch indicates the satellite switch for power back door) |
|
| Jam protection function is activated while power back door is operating (for some reasons*) (* It may be caused by ill-fitting back door, faulty touch sensor or faulty pulse sensor) |
|
| Power back door warning buzzer does not sound |
|
Initialization
1. RESET
When the back door lock is replaced:
The power back door ECU cannot receive a switch
signal from the lock. This may cause the power
back door system to enter fail-safe mode and DTC
...
Terminals of ECU
1. CHECK POWER BACK DOOR ECU
Disconnect the P13 and P14 ECU connectors, and
check the voltage or resistance of each terminal of
the wire harness side connectors
If the result is not ...
Other materials:
Removal
1. DISCHARGE FUEL SYSTEM PRESSURE
2. REMOVE V-BANK COVER SUB-ASSEMBLY
3. DRAIN ENGINE COOLANT
4. REMOVE WINDSHIELD WIPER MOTOR ASSEMBLY
5. REMOVE FRONT OUTER COWL TOP PANEL SUBASSEMBLY
6. REMOVE AIR CLEANER CAP SUB-ASSEMBLY
7. REMOVE AIR CLEANER CASE SUB-ASSEMBLY
8. REMOVE INTAKE AIR SURGE TA ...
Engine coolant temperature sensor
COMPONENTS
REMOVAL
1. DRAIN ENGINE COOLANT (See page CO-6)
2. REMOVE V-BANK COVER SUB-ASSEMBLY (See
page EM-28)
3. REMOVE NO. 2 AIR CLEANER INLET (See page EM-
28)
4. REMOVE NO. 1 AIR CLEANER INLET (See page EM-
28)
5. REMOVE AIR CLEANER CAP SUB-ASSEMBLY (See
page ES-493)
6. REMOVE AI ...
Washer fluid
If any washer does not work or the
warning message appears on the
multi-information display, the
washer tank may be empty. Add
washer fluid.
WARNINGWhen refilling washer fluid
Do not refill washer fluid when the engine is hot or running, as
washer fluid
contains alcohol and ...