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:

Terminals of ECU
1. CHECK POWER SLIDE DOOR ECU LH (WITH POWER SLIDE DOOR) Disconnect the P25 and P26 ECU connectors, and check the voltage and resistance of each terminal of the wire harness side connectors. If the result is not as specified, there may be a malfunction on the wire harness side. ...

Front axle hub bolt
COMPONENTS Replacement HINT: Replace the RH side using the same procedures as for the LH side. 1. REMOVE FRONT WHEEL 2. SEPARATE FRONT DISC BRAKE CALIPER ASSEMBLY LH (See page AH-5) 3. REMOVE FRONT DISC 4. REMOVE FRONT AXLE LH HUB BOLT (a) Temporarily install the 2 nuts and washers ...

Check mode procedure
HINT: Check mode has a higher sensitivity to malfunctions and can detect malfunction that normal mode cannot detect. Check mode can also detect all the malfunctions that normal mode can detect. In check mode, DTCs are detected with 1-trip detection logic.  Dtc check (check mode) HINT: I ...