Toyota Tacoma (2015-2018) Service Manual: Route cannot be Calculated

Toyota Tacoma (2015-2018) Service Manual / Navigation / Multi Info Display / Navigation System / 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.

NORMAL OPERATION

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

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. NG C ...

Voice is not Recognized

PROCEDURE 1. CHECK CONDITION (a) Check if the system voice recognition level is low when recognizing a particular voice. Result Result Proce ...

Other materials:

TS and CG Terminal Circuit
DESCRIPTION In Test Mode (signal check), a malfunction in the speed sensor that cannot be detected when the vehicle is stopped can be detected while driving. Sensor check mode can be entered by connecting terminals TS and CG of the DLC3 and turning the ignition switch from off to ON. WIRING D ...

ECU Power Source Circuit
WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fuses for circuits related to this system before performing the following inspection procedure. PROCEDURE 1. INSPECT BATTERY (a) Check the battery voltage. Standard voltage: 11 to 14 V NG ...

Transmitter Battery(w/ Smart Key System)
Replacement REPLACEMENT CAUTION / NOTICE / HINT NOTICE: Take extra care when handling these precision electronic components. PROCEDURE 1. REMOVE TRANSMITTER BATTERY (a) Push the release hook knob and extract the mechanical key as shown in the illustration. Text in Illustra ...