Last Modified: 04-05-2023 6.11:8.1.0 Doc ID: RM100000000VJ6R
Model Year Start: 2016 Model: Sienna Prod Date Range: [12/2015 - 11/2017]
Title: NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: Navigation Voice Circuit; 2016 - 2017 MY Sienna [12/2015 - 11/2017]

Navigation Voice Circuit

DESCRIPTION

This circuit is used when the voice switch of the steering pad switch assembly is pushed.

Using this circuit, the navigation receiver assembly sends signals to the stereo component amplifier assembly.

WIRING DIAGRAM

PROCEDURE

1.

CHECK HARNESS AND CONNECTOR (NAVIGATION RECEIVER ASSEMBLY - STEREO COMPONENT AMPLIFIER ASSEMBLY)

(a) Disconnect the D62 navigation receiver assembly connector.

(b) Disconnect the L5 stereo component amplifier assembly connector.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

D62-2 (RL+) - L5-15 (II1+)

Always

Below 1 Ω

D62-6 (RL-) - L5-14 (II1-)

Always

Below 1 Ω

L5-15 (II1+) - Body ground

Always

10 kΩ or higher

L5-14 (II1-) - Body ground

Always

10 kΩ or higher

L5-18 (SLD1) - Body ground

Always

10 kΩ or higher

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