Toyota Sienna Service Manual: Back Door Closer does not Operate
DESCRIPTION
The power back door ECU controls the back door closer system. In response to the signals output from the switches related to the back door lock, the back door latch activates the closer motor.
HINT: The back door closer system operates regardless of whether the power back door main switch is ON / OFF.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 INSPECT BACK DOOR LOCK
- Check that the back door fully closes (fully locked) when the door is closed by hand.
2 POWER SOURCE RESET
- Disconnect the ECU-B fuse and reconnect it. 10 seconds later, check whether the back door closer is operational.
3 INSPECT BACK DOOR LOCK ASSEMBLY
- Check operation of the door lock.
- Using a screwdriver, push the latch in order to put the back door lock in the locked condition (full-latch position).
- Connect the battery positive (+) lead to terminal 1
and the battery negative (-) lead to terminal 2. Then,
check operation of the latch.
OK: The latch turns to the open-latch position
- Inspect motor operation when battery voltage is applied to the terminals.
OK
- Check the back door courtesy switch resistance.
- Check the resistance between the terminals of the courtesy switch.
Resistance
- Check the back door latch switch resistance.
- Check the resistance between the terminals of the latch switch.
Resistance
- Check the position switch resistance.
- Connect the battery positive (+) lead to connector terminal 1 and the negative (-) lead to connector terminal 2.
Resistance
4 CHECK WIRE HARNESS (BACK DOOR LOCK ASSEMBLY - POWER BACK DOOR ECU)
- Disconnect the B10 lock and P13 ECU connectors.
- Check the resistance between the wire harness side connectors.
Resistance (Check for open circuit)
- Check the resistance between the B10 lock connector and body ground.
Resistance (Check for open circuit)
REPLACE POWER BACK DOOR ECU
Back Door Closer Switch Malfunction
DTC B2215 Back Door Closer Switch Malfunction
DESCRIPTION
This DTC is output when a malfunction occurs in the position switch in the
back door. This position switch
detects if the back door is in ...
Power back door system
PARTS LOCATION
...
Other materials:
Right Rear Wheel Speed Sensor Signal
DESCRIPTION
Refer to DTCs C0200/31, C0205/32, C1235/35 and C1236/36 (See page BC-92).
HINT:
DTC C0210/33 and C1238/38 are for the right rear speed sensor.
DTC C0215/34 and C1239/39 are for the left rear speed sensor.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 READ VALUE ON INTELL ...
Changing shift ranges in S mode
To enter S mode, shift the shift lever to S. Shift ranges can be selected
by operating the shift lever, allowing you to drive in the shift range of
your choosing. The shift range can be selected by the shift lever.
Upshifting
Downshifting
The selected shift range, from 1 to
6, will b ...
Rear Blower Motor Circuit
DESCRIPTION
Power to the rear blower motor is supplied from the battery via the RR A/C
relay.
The rear blower motor speed level varies between 0 and 31 based on the voltage
difference measured
between the terminals of the motor.
The voltage difference measured between the terminals of th ...
