DESCRIPTION The outer mirror control ECU assembly controls the outer rear view mirror assembly (footwell lights). WIRING DIAGRAM ![]() PROCEDURE
(a) Check the illumination of each footwell lights.
(a) Perform the Active Test according to the display on the Techstream. Click here
OK: Footwell light LH turn on.
(a) Remove the outer rear view mirror assembly LH. Click here (b) Inspect the outer rear view mirror assembly LH. Click here
(a) Disconnect the N5 outer rear view mirror assembly LH connector. (b) Disconnect the N13 outer mirror control ECU assembly LH connector. (c) Measure the resistance according to the value(s) in the table below. Standard Resistance:
(a) Temporarily replace the outer mirror light assembly LH with a new or normally functioning one. Click here (b) Perform the Active Test according to the display on the Techstream. Click here
OK: Footwell light LH turn on.
(a) Perform the Active Test according to the display on the Techstream. Click here
OK: Footwell light RH turn on.
(a) Remove the outer rear view mirror assembly RH. Click here (b) Inspect the outer rear view mirror assembly RH. Click here
(a) Disconnect the M6 outer rear view mirror assembly RH connector. (b) Disconnect the M12 outer mirror control ECU assembly RH connector. (c) Measure the resistance according to the value(s) in the table below. Standard Resistance:
(a) Temporarily replace the outer mirror light assembly RH with a new or normally functioning one. Click here (b) Perform the Active Test according to the display on the Techstream. Click here
OK: Footwell light RH turn on.
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Toyota Tundra Service Manual > Can Communication System: Fail-safe Chart
FAIL-SAFE CHART 1. FAIL-SAFE FUNCTION (a) When communication fails in any of the main wires (communication lines) due to a short circuit or other causes, the fail-safe function, which is specified for each system, operates to prevent the system from malfunctioning. (b) The table below shows the effe ...