Last Modified: 04-05-2023 6.11:8.1.0 Doc ID: RM1000000018NPY
Model Year Start: 2018 Model: Sienna Prod Date Range: [11/2017 -           ]
Title: PARK ASSIST / MONITORING: ULTRASONIC SENSOR(for Rear Side): INSPECTION; 2018 - 2020 MY Sienna [11/2017 -        ]

INSPECTION

PROCEDURE

1. INSPECT NO. 1 ULTRASONIC SENSOR

(a) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

1 (BI) - 5 (EI)

Always

10 kΩ or higher

1 (BI) - 2 (BO)

Always

10 kΩ or higher

3 (SI) - 4 (SO)

Always

Below 1 Ω

5 (EI) - 6 (EO)

Always

Below 1 Ω

If the result is not as specified, replace the No. 1 ultrasonic sensor.

*a

Component without harness connected

(No. 1 Ultrasonic Sensor)