PROCEDURE
(a) Display the "Display" screen. (b) Turn the light control switch to the tail or head position. (c) Check if "Day Mode" on the display adjustment screen is on. OK: "Day Mode" setting is off
(a) Enter the "Vehicle Signal Check Mode" screen. [Refer to Check Vehicle Signal in Operation Check (See page
![]() (b) Check that the display for "TAIL" changes between ON and OFF according to the light control switch operation. OK:
HINT: This display is updated once per second. As a result, it is normal for the display to lag behind the actual switch operation. Result
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Toyota Tundra Service Manual > Meter / Gauge System: Lost Communication with HMI-LAN (B150A)
DESCRIPTION *1: w/ Navigation System *2: w/o Navigation System The combination meter assembly receives text data signals from the navigation receiver assembly*1 or radio and display receiver assembly*2 via local bus communication. Based on these signals, navigation system*1 or audio and visual syste ...