Toyota RAV4 manuals

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

WIRING DIAGRAM

INSPECTION PROCEDURE

1 INSPECT BACK DOOR LOCK

  1. Check that the back door fully closes (fully locked) when the door is closed by hand.

2 POWER SOURCE RESET

  1. 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

 INSPECT BACK DOOR LOCK ASSEMBLY

  1. Check operation of the door lock.
  1.  Using a screwdriver, push the latch in order to put the back door lock in the locked condition (full-latch position).
  2. 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

  3.  Inspect motor operation when battery voltage is applied to the terminals.

OK

 INSPECT BACK DOOR LOCK ASSEMBLY

 INSPECT BACK DOOR LOCK ASSEMBLY

  1. Check the back door courtesy switch resistance.
  1. Check the resistance between the terminals of the courtesy switch.

Resistance

 INSPECT BACK DOOR LOCK ASSEMBLY

  1. Check the back door latch switch resistance.
  1. Check the resistance between the terminals of the latch switch.

Resistance

 INSPECT BACK DOOR LOCK ASSEMBLY

  1. Check the position switch resistance.
  1.  Connect the battery positive (+) lead to connector terminal 1 and the negative (-) lead to connector terminal 2.

Resistance

 INSPECT BACK DOOR LOCK ASSEMBLY

4 CHECK WIRE HARNESS (BACK DOOR LOCK ASSEMBLY - POWER BACK DOOR ECU)

CHECK WIRE HARNESS

  1. Disconnect the B10 lock and P13 ECU connectors.
  2. Check the resistance between the wire harness side connectors.

Resistance (Check for open circuit)

Check for open circuit

  1. Check the resistance between the B10 lock connector and body ground.

Resistance (Check for open circuit)

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:

Back door lock
INSPECTION 1. INSPECT BACK DOOR LOCK ASSEMBLY (W/O CLOSER)  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 ...

TRAC OFF Indicator Light does not Come ON
DESCRIPTION The skid control ECU is connected to the combination meter via CAN and multiplex communications. When the traction OFF switch is turned on, the TRAC OFF indicator light will come on (for 2WD model). WIRING DIAGRAM Refer to TRAC OFF Indicator Light Remains ON (See page BC-157). ...

Power Source Circuit
DESCRIPTION This is the power source circuit for the outer mirror control ECU. WIRING DIAGRAM INSPECTION PROCEDURE 1 INSPECT OUTER MIRROR CONTROL ECU (POWER SOURCE) Disconnect the O9 or O11 ECU connector.  Measure the voltage and resistance according to the value(s) in the t ...

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