Toyota Tacoma (2015-2018) Service Manual: Panel Switches do not Function

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

REMOVE ANY FOREIGN MATTER FOUND

2.	CHECK PANEL SWITCH (OPERATION CHECK)

(a) Enter the "Panel & Steering Switch Check Mode" screen. Refer to Check Panel & Steering Switch in Operation Check (See page ).

(b) Operate the abnormal switch and check if the switch status is correctly displayed.

OK:

The switch status is correctly displayed as operated.

REPLACE NAVIGATION RECEIVER ASSEMBLY

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

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 (Se ...

Screen Flicker or Color Distortion

PROCEDURE 1. CHECK DISPLAY SETTING (a) Reset display settings (contrast, brightness) and check that the screen appears normal. OK: The display returns to normal. ...

Other materials:

Sound Quality is Bad Only when CD is Played (Volume is Too Low)
PROCEDURE 1. REPLACE CD AND RECHECK (a) Replace the CD with a known good one and check that the malfunction disappears. OK: Malfunction disappears. OK END NG REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY ...

Customize Parameters
CUSTOMIZE PARAMETERS CUSTOMIZE LANE DEPARTURE ALERT SYSTEM NOTICE: When the customer requests a change in a function, first make sure that the function can be customized. Be sure to make a note of the current settings before customizing. When troubleshooting a function, fir ...

Does not Play even after Bluetooth Audio Mode is Selected
CAUTION / NOTICE / HINT HINT: Even if the portable player can play audio content, it may not be able to play via the in-vehicle device. This does not necessarily indicate a malfunction of the in-vehicle device. PROCEDURE 1. CHECK OPERATION (a) Check if the po ...