Last Modified: 04-05-2023 6.11:8.1.0 Doc ID: RM100000000VJ7N
Model Year Start: 2016 Model: Sienna Prod Date Range: [12/2015 - 11/2017]
Title: NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: Data Signal Circuit between Navigation Receiver Assembly and Stereo Jack Adapter; 2016 - 2017 MY Sienna [12/2015 - 11/2017]

Data Signal Circuit between Navigation Receiver Assembly and Stereo Jack Adapter

DESCRIPTION

The No. 1 stereo jack adapter assembly sends the sound data signal or image data signal from a USB device to the navigation receiver assembly via this circuit.

WIRING DIAGRAM

PROCEDURE

1.

CHECK HARNESS AND CONNECTOR (NAVIGATION RECEIVER ASSEMBLY - NO. 1 STEREO JACK ADAPTER ASSEMBLY)

(a) Disconnect the navigation receiver assembly connector.

(b) Disconnect the No. 1 stereo jack adapter assembly connector.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

D137-2 (SU1-) - D184-2 (UDO-)

Always

Below 1 Ω

D137-3 (SU1+) - D184-3 (UDO+)

Always

Below 1 Ω

D137-5 (USG1) - D184-5 (UJSS)

Always

Below 1 Ω

D137-2 (SU1-) - Body ground

Always

10 kΩ or higher

D137-3 (SU1+) - Body ground

Always

10 kΩ or higher

D137-5 (USG1) - Body ground

Always

10 kΩ or higher

Text in Illustration

*a

Front view of wire harness connector

(to Navigation Receiver Assembly)

*b

Front view of wire harness connector

(to No. 1 Stereo Jack Adapter Assembly)

OK

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

(See page 2016 MY Sienna [12/2015 - 08/2016]; NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: PROBLEM SYMPTOMS TABLE 2017 MY Sienna [08/2016 - 11/2017]; NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: PROBLEM SYMPTOMS TABLE )

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR