Toyota Tacoma (2015-2018) Service Manual: Illumination for Panel Switch does not Come on with Tail Switch ON

Toyota Tacoma (2015-2018) Service Manual / Navigation / Multi Info Display / Navigation System / Illumination for Panel Switch does not Come on with Tail Switch ON

PROCEDURE

1.	CHECK VEHICLE SIGNAL (OPERATION CHECK)

(a) Enter the "Vehicle Signal Check Mode" screen. Refer to Check Vehicle Signal in Operation Check (See page ).

(b) Check that the display changes between ON and OFF according to the light control switch operation.

OK:

Light Control Switch	Display
Tail or head	ON
Off	OFF

HINT:

This display is updated once per second. As a result, it is normal for the display to lag behind the actual switch operation.

REPLACE NAVIGATION RECEIVER ASSEMBLY

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

Display does not Dim when Light Control Switch is Turned ON

PROCEDURE 1. CHECK IMAGE QUALITY SETTING (a) Display the "Display Settings" screen. (b) Turn the light control switch to the tail or head position. (c) Ch ...

Panel Switches do not Function

PROCEDURE 1. CHECK PANEL SWITCH (a) Check for foreign matter around the switches that might prevent operation. OK: No foreign matter is found. NG ...

Other materials:

Stereo Component Amplifier Disconnected (B15D3)
DESCRIPTION The navigation receiver assembly and stereo component amplifier assembly are connected by the AVC-LAN communication line. When an AVC-LAN communication error occurs between the navigation receiver assembly and stereo component amplifier assembly, this DTC will be stored. ...

If your vehicle overheats
The following may indicate that your vehicle is overheating. ● The needle of the engine coolant temperature gauge (→P. 155) enters the red zone or a loss of engine power is experienced. (For example, the vehicle speed does not increase.) ● Steam comes out from under the hood. ...

Pump Motor Relay (C1253)
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