Toyota Sienna Service Manual: 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, replace the drive unit.
- Check the resistance of the clutch terminals.
Resistance
If the result is not as specified, replace the drive unit.
- Reinstall the unit with the connector connected.
- Check the pulse of the pulse sensor.
- Using an oscilloscope, check the pulse generated when the door is manually opened and closed.
Standard (Reference)
If the result is not as specified, replace the drive unit.
HINT: A cycle of the pulse changes between approx.
10 to 20 msec. according to the speeds that the slide door is moving.
- With the connector connected, check the voltage of the terminals of the power back door drive unit connector.
Power back door touch sensor
INSPECTION
1. INSPECT POWER BACK DOOR TOUCH SENSOR LH
Check the resistance of the sensor.
Resistance
If the result is not as specified, replace the sensor.
2. INSPECT POWER BACK DOOR T ...
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 t ...
Other materials:
Disassembly
1. SEPARATE REAR DRIVE SHAFT INBOARD JOINT BOOT CLAMP
(a) Using a screwdriver, remove the 2 rear drive shaft
inboard joint boot clamps as shown in the
illustration.
2. SEPARATE REAR DRIVE SHAFT INBOARD JOINT
BOOT
(a) Separate the rear drive shaft inboard joint boot from
the inboard joint ...
Rear wiper motor and bracket
COMPONENTS
REMOVAL
1. REMOVE REAR WIPER ARM
Remove the rear wiper arm head cap from the rear
wiper arm.
Remove the nut and the rear wiper arm.
2. REMOVE BACK DOOR GARNISH CENTER
3. REMOVE BACK DOOR SIDE GARNISH LH
4. REMOVE POWER BACK DOOR ROD
5. REMOVE BACK DOOR ...
Diagnostic trouble code chart
1. DTCS FOR OCCUPANT CLASSIFICATION SYSTEM
If a trouble code is displayed during the DTC check,
check the circuit listed for the code in the table below
(proceed to the page listed for that circuit).
HINT:
When DTC B1150/23 is detected as a result of
troubleshooting for the airbag system, pe ...
