Toyota Sienna Service Manual: Key Lock-in Prevention Function does not Work Properly (ManualOperation and Operation Interlocked with Key are Active)

Toyota Sienna Service Manual: Key Lock-in Prevention Function does not Work Properly (ManualOperation and Operation Interlocked with Key are Active)

Toyota Sienna Service Manual: Key Lock-in Prevention Function does not Work Properly (Manual Operation and Operation Interlocked with Key are Active)

DESCRIPTION

The un-lock warning switch turns ON when the key is inserted in the ignition key cylinder. The courtesy light switch turns ON when the driver side door is opened. These 2 switches are monitored by the body ECU.

In order to prevent the key from being locked in, the body ECU controls door locking operation according to the conditions of these switches so that the doors are not locked.

WIRING DIAGRAM

WIRING DIAGRAM

INSPECTION PROCEDURE

1 INSPECT FUSE (ECU-B)

  1. Remove ECU-B fuse from engine room junction block.
  2.  Measure the resistance.

Standard resistance: Below 1 Ω

2 READ VALUE OF DATA LIST

  1. Using the intelligent tester, check that the un-lock warning switch signal is output when the switch is operated.

BODY (Multiplex network body ECU)

BODY (Multiplex network body ECU)

3 INSPECT UN-LOCK WARNING SWITCH ASSEMBLY

 INSPECT UN-LOCK WARNING SWITCH ASSEMBLY

  1. Remove the un-lock warning switch.
  2.  Measure the resistance according to the value(s) in the table below.

Standard resistance

Standard resistance

4 CHECK HARNESS AND CONNECTOR (UN-LOCK WARNING SWITCH ASSEMBLY - DRIVER SIDE J/B)

CHECK HARNESS AND CONNECTOR (UN-LOCK WARNING SWITCH ASSEMBLY - DRIVER SIDE J/B)

  1. Disconnect the K4 switch and B6 body ECU connectors.
  2.  Measure the resistance according to the value(s) in the table below.

Standard resistance

Standard resistance

REPLACE DRIVER SIDE JUNCTION BLOCK ASSEMBLY (MULTIPLEX NETWORK BODY ECU)

5 READ VALUE OF DATA LIST

  1. Using the intelligent tester, check that the driver side door courtesy light switch signal s output when the switch is operated.

BODY (Multiplex network body ECU)

BODY

6 INSPECT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY (DRIVER SIDE)

INSPECT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY (DRIVER SIDE)

  1. Remove the courtesy light switch.
  2.  Measure the resistance according to the value(s) in the table below.

Standard resistance

Standard resistance

7 CHECK HARNESS AND CONNECTOR (FRONT DOOR COURTESY LIGHT SWITCH - DRIVER SIDE J/B)

CHECK HARNESS AND CONNECTOR (FRONT DOOR COURTESY LIGHT SWITCH - DRIVER SIDE J/B)

  1. Disconnect the D7 switch and B9 body ECU connectors.
  2.  Measure the resistance according to the value(s) in the table below.

Standard resistance

Standard resistance

REPLACE DRIVER SIDE JUNCTION BLOCK ASSEMBLY (MULTIPLEX NETWORK BODY ECU)

Only Back Door cannot be Opened
DESCRIPTION With power back door: The signal for manual locking/unlocking operation of the driver/passenger side door and the signal for locking/unlocking operation interlocked with the driver s ...
Other materials:

Power slide door main switch
INSPECTION 1. INSPECT POWER SLIDE DOOR MAIN SWITCH Inspect the resistance of the switch. Resistance If the result is not as specified, replace the switch. Apply battery voltage and check the illuminates. Standard HINT: Whether the switch illuminates or not will not affect ...

Television display
COMPONENTS Removal 1. REMOVE TELEVISION BASE  Release the 4 clips and remove the television base. 2. REMOVE TELEVISION DISPLAY ASSEMBLY  Disconnect the connector and remove the 4 bolts and the television display assembly. Installation 1. INSTALL TELEVISION DISP ...

Inspection
1. INSPECT GARAGE DOOR OPENER  Press the switch and check that each red LED turns on. If one or more of the switches does not turn on the LED, confirm normal operation of the fuse and wire harness, then replace the garage door opener. 2.

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  • Toyota Sienna Service Manual: Key Lock-in Prevention Function does not Work Properly (ManualOperation and Operation Interlocked with Key are Active)

    Toyota Sienna Service Manual: Key Lock-in Prevention Function does not Work Properly (ManualOperation and Operation Interlocked with Key are Active)

    Toyota Sienna Service Manual: Key Lock-in Prevention Function does not Work Properly (ManualOperation and Operation Interlocked with Key are Active)

    Toyota Sienna Service Manual: Key Lock-in Prevention Function does not Work Properly (ManualOperation and Operation Interlocked with Key are Active)

    Toyota Sienna Service Manual: Key Lock-in Prevention Function does not Work Properly (ManualOperation and Operation Interlocked with Key are Active)

    Toyota Sienna Service Manual: Key Lock-in Prevention Function does not Work Properly (ManualOperation and Operation Interlocked with Key are Active)

    Toyota Sienna Service Manual: Key Lock-in Prevention Function does not Work Properly (ManualOperation and Operation Interlocked with Key are Active)

    Toyota Sienna Service Manual: Key Lock-in Prevention Function does not Work Properly (ManualOperation and Operation Interlocked with Key are Active)

    Toyota Sienna Service Manual: Key Lock-in Prevention Function does not Work Properly (ManualOperation and Operation Interlocked with Key are Active)

    Toyota Sienna Service Manual: Key Lock-in Prevention Function does not Work Properly (ManualOperation and Operation Interlocked with Key are Active)

    Toyota Sienna Service Manual: Key Lock-in Prevention Function does not Work Properly (ManualOperation and Operation Interlocked with Key are Active)

    Toyota Sienna Service Manual: Key Lock-in Prevention Function does not Work Properly (ManualOperation and Operation Interlocked with Key are Active)

    Toyota Sienna Service Manual: Key Lock-in Prevention Function does not Work Properly (ManualOperation and Operation Interlocked with Key are Active)

    Toyota Sienna Service Manual: Key Lock-in Prevention Function does not Work Properly (ManualOperation and Operation Interlocked with Key are Active)

    Toyota Sienna Service Manual: Key Lock-in Prevention Function does not Work Properly (ManualOperation and Operation Interlocked with Key are Active)

    Toyota Sienna Service Manual: Key Lock-in Prevention Function does not Work Properly (ManualOperation and Operation Interlocked with Key are Active)

    Toyota Sienna Service Manual: Key Lock-in Prevention Function does not Work Properly (ManualOperation and Operation Interlocked with Key are Active)

    Toyota Sienna Service Manual: Key Lock-in Prevention Function does not Work Properly (ManualOperation and Operation Interlocked with Key are Active)

    Toyota Sienna Service Manual: Key Lock-in Prevention Function does not Work Properly (ManualOperation and Operation Interlocked with Key are Active)

    Toyota Sienna Service Manual: Key Lock-in Prevention Function does not Work Properly (ManualOperation and Operation Interlocked with Key are Active)

    Toyota Sienna Service Manual: Key Lock-in Prevention Function does not Work Properly (ManualOperation and Operation Interlocked with Key are Active)

    Toyota Sienna Service Manual: Key Lock-in Prevention Function does not Work Properly (ManualOperation and Operation Interlocked with Key are Active)

    Toyota Sienna Service Manual: Key Lock-in Prevention Function does not Work Properly (ManualOperation and Operation Interlocked with Key are Active)

    Toyota Sienna Service Manual: Key Lock-in Prevention Function does not Work Properly (ManualOperation and Operation Interlocked with Key are Active)

    Toyota Sienna Service Manual: Key Lock-in Prevention Function does not Work Properly (ManualOperation and Operation Interlocked with Key are Active)

    Toyota Sienna Service Manual: Key Lock-in Prevention Function does not Work Properly (ManualOperation and Operation Interlocked with Key are Active)

    Toyota Sienna Service Manual: Key Lock-in Prevention Function does not Work Properly (ManualOperation and Operation Interlocked with Key are Active)