Last Modified: 04-05-2023 6.11:8.1.0 Doc ID: RM100000000ZNWL
Model Year Start: 2017 Model: Sienna Prod Date Range: [08/2016 -           ]
Title: THEFT DETERRENT / KEYLESS ENTRY: SECURITY HORN ASSEMBLY: INSPECTION; 2017 - 2020 MY Sienna [08/2016 -        ]

INSPECTION

PROCEDURE

1. INSPECT SECURITY HORN ASSEMBLY

(a) Check the operation of the security horn assembly.

(1) Apply battery voltage to the terminal 1 and bracket, and check that the horn sounds.

OK:

Measurement Condition

Specified Condition

Battery positive (+) → Terminal 1

Horn sounds

Battery negative (-) → Bracket

If the result is not as specified, replace the security horn assembly.

*a

Component without harness connected (Security Horn Assembly)

*b

Bracket

*c

Battery

*d

Terminal 1