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

Toyota Tacoma 2015-2018 Service Manual / Audio / Video / Audio And Visual 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 RADIO AND DISPLAY RECEIVER ASSEMBLY

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

Radio Broadcast cannot be Received or Poor Reception

PROCEDURE 1. CHECK RADIO AND DISPLAY RECEIVER ASSEMBLY (a) Check the radio automatic station search function. (1) Check the radio automatic station search function b ...

Display does not Dim when Light Control Switch is Turned ON

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

Other materials:

Steering Pad Switch Circuit
DESCRIPTION The forward recognition camera receives a lane departure alert switch signal from the steering pad switch assembly. WIRING DIAGRAM for 2TR-FE for 2GR-FKS CAUTION / NOTICE / HINT NOTICE: The vehicle is equipped with a Supplemental Restraint System (SRS) which includes compo ...

Acceleration Sensor Power Supply Voltage Malfunction (C1381)
DESCRIPTION The skid control ECU (brake actuator assembly) receives signals from the yaw rate and acceleration sensor (airbag sensor assembly) via the CAN communication system. The airbag sensor assembly has a built-in acceleration sensor and detects the vehicle condition. If there is troub ...

IG Power Source Circuit
DESCRIPTION The main power source is supplied to the air conditioning amplifier assembly when the ignition switch is turned to ON. The power is used for operating the air conditioning amplifier assembly, servo motors, etc. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fuses ...