Navigation Voice Speaker Circuit

NAVIGATION: NAVIGATION SYSTEM: Navigation Voice Speaker Circuit

Navigation Voice Speaker Circuit

DESCRIPTION

This circuit is used when the voice guidance in the navigation system is on.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. INSPECT FRONT NO. 2 SPEAKER ASSEMBLY LH




(a) Disconnect the D15 speaker connector.
NOTE:
Do not remove the speaker.
(b) Measure the resistance of the speaker.
Standard resistance:






NG -- REPLACE FRONT N O. 2 SPEAKER ASSEMBLY LH
OK -- Continue to next step.
2. CHECK WIRE HARNESS (NAVIGATION AMPLIFIER - NAVIGATION ECU AND FRONT NO. 2 SPEAKER LH)




(a) Disconnect the N6 amplifier connector.
(b) Disconnect the N3 ECU connector.
(c) Disconnect the D15 speaker connector.
(d) Measure the resistance of the wire harness side connectors.
Standard resistance:






NG -- REPAIR OR REPLACE HARNESS AND CONNECTOR
OK -- REPLACE NAVIGATION ECU