Toyota Tacoma (2015-2018) Service Manual: Voice Guidance does not Function

Toyota Tacoma (2015-2018) Service Manual / Navigation / Multi Info Display / Navigation System / Voice Guidance does not Function

PROCEDURE

1.	CHECK VOICE GUIDANCE SETTING

(a) Check that the voice guidance settings are not off.

OK:

Voice guidance settings are not off.

CHANGE VOICE GUIDANCE SETTINGS TO ON

2.	CHECK AUDIO FUNCTION

(a) Check that sound can be heard from a front speaker.

OK:

Sound can be heard.

REPLACE NAVIGATION RECEIVER ASSEMBLY

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

GPS Mark is not Displayed

PROCEDURE 1. CHECK CABIN (a) Check the cabin for any object that might interrupt radio reception or additional devices which use radio waves on the instrument panel ...

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:

Disassembly
DISASSEMBLY CAUTION / NOTICE / HINT HINT: Use the same procedure for both the LH and RH sides. The procedure described below is for the LH side. PROCEDURE 1. REMOVE NO. 1 HEADLIGHT BULB (a) Turn the No. 1 headlight bulb in the direction indicated by the arrow i ...

Installation
INSTALLATION CAUTION / NOTICE / HINT HINT: Perform "Inspection After Repairs" after replacing the fuel injector assembly (See page ). PROCEDURE 1. INSTALL FUEL INJECTOR SEAL (a) Apply engine conditioner to the fuel injector assembly area shown in the illustration. U ...

IG Supply Voltage Low (C120B)
DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area C120B IG Supply Voltage Low Master cylinder pressure sensor power supply voltage decrease occurs or history of voltage decrease exists, and ...