Toyota Sienna Service Manual: Power back door warning buzzer
INSPECTION
1. POWER BACK DOOR WARNING BUZZER
- Check the resistance of the buzzer.
Resistance
If the result is not as specified, replace the buzzer.
NOTICE:
- The circuit that causes the buzzer to sounds is built into the back door ECU, not around the buzzer.
- Directly applying battery voltage to the buzzer does not cause the buzzer to sound.
Power back door drive unit
INSPECTION
1. INSPECT POWER BACK DOOR DRIVE UNIT
Remove the unit.
Apply battery voltage to the terminals and check the
motor operation.
Standard
If the result is not as specified, ...
Back door support
COMPONENTS
...
Other materials:
Terminals of ECU
1. CENTER AIRBAG SENSOR ASSEMBLY (w/ Side
Airbag)
2. CENTER AIRBAG SENSOR ASSEMBLY (w/o Side
Airbag)
...
Installation
1. INSTALL COOLER CONDENSER CORE
(a) Install the cooler condenser core with the 2 screws.
Torque: 3.9 N*m (40 kgf*cm, 35 in.*lbf)
HINT:
If the condenser is replaced with a new one, add
compressor oil to the new condenser.
Capacity:
40 cc (1.4 fl.oz.)
Compressor oil:
ND-OIL 8 or equiva ...
Disassembly
1. REMOVE AIR REFINER ELEMENT
(a) Release the 2 claw fittings and remove the air filter
sub-assembly.
(b) Remove the air refiner element from the air filter
cover plate.
2. REMOVE COOLING UNIT DAMPER SERVO SUBASSEMBLY
(a) Remove the 3 screws and the cooling unit damper
servo sub-a ...
