Toyota Sienna Service Manual: Unlock warning switch

Door control switch

INSPECTION 1. INSPECT DOOR CONTROL SWITCH ASSEMBLY  Measure the resistance according to the value(s) in the table below. Standard resistance HINT: If the result is not as spec ...

Front door lock

INSPECTION 1. INSPECT FRONT DOOR W/ MOTOR LOCK ASSEMBLY LH  Apply battery voltage to the door lock and check operation of the motor. OK HINT: If the result is not as specified, ...

Other materials:

Occupant Classification System Malfunction
DTC B1150/23 Occupant Classification System Malfunction DESCRIPTION The occupant classification system circuit consists of the center airbag sensor assembly and the occupant classification ECU. If the center airbag sensor assembly receives signals from the occupant classification ECU, it d ...

If a warning message is displayed
If a warning message is shown on the multi-information display, stay calm and perform the following actions: Master warning light The master warning light also comes on or flashes in order to indicate that a message is currently being displayed on the multi-information display. Multi- ...

Security Horn Circuit
DESCRIPTION During the alarm sounding state, the relay in the ECU turns on and off in a cycle of approximately 0.2 seconds, causing the security horn to sound. WIRING DIAGRAM INSPECTION PROCEDURE 1 INSPECT SECURITY HORN ASSEMBLY Disconnect the T1 security horn connector.  C ...