Toyota CH-R Service Manual: Voice Guidance does not Function

WIRING DIAGRAM

PROCEDURE

1.

CHECK VOICE GUIDANCE SETTING

(a) Check that the voice guidance setting is not off.

OK:

Voice guidance setting is not off.

NG

CHANGE VOICE GUIDANCE SETTING TO ON

OK

2.

CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - NAVIGATION ECU)

(a) Disconnect the F130 radio and display receiver assembly connector.

(b) Disconnect the F135 navigation ECU connector.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

F130-22 (SI+) - F135-6 (VOI+)

Always

Below 1 Ω

F130-23 (SI-) - F135-7 (VOI-)

Always

Below 1 Ω

F130-22 (SI+) or F135-6 (VOI+) - Body ground

Always

10 kΩ or higher

F130-23 (SI-) or F135-7 (VOI-) - Body ground

Always

10 kΩ or higher

F135-8 (SLD1) - Body ground

Always

10 kΩ or higher

OK

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

    Cursor or Map Rotates when Vehicle Stopped
    PROCEDURE 1. CHECK CONDITION (a) Check with the customer if the vehicle has been turned by a turntable. OK: Vehicle has not been turned by a turntab ...

    Route cannot be Calculated
    PROCEDURE 1. SET DESTINATION (a) Set another destination and check if the system can calculate the route correctly. OK: Route can be correctly calculated. ...

    Other materials:

    Toyota CH-R Service Manual > Audio And Visual System(for Radio Receiver Type): USB Audio System Recognition/Play Error
    DESCRIPTION When a USB device or "iPod" is connected to the USB connector of the radio receiver assembly, it must have playable files. The device must also communicate with and be recognized by the radio receiver assembly. This diagnostic procedure is for when a device is not recogn ...

    Toyota CH-R Service Manual > Clock System: Parts Location
    PARTS LOCATION ILLUSTRATION *1 CLOCK ASSEMBLY *2 MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) *3 INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY - ECU-DCC NO. 2 FUSE - ECU-ACC FUSE - PANEL FUSE - ECU-IG1 NO. 4 FUSE - A ...

    Toyota CH-R Owners Manual

    Toyota CH-R Service Manual

    © 2017-2025 Copyright www.tochr.net
    0.015