INSPECTION PROCEDURE 1. INSPECT INNER REAR VIEW MIRROR ASSEMBLY (w/ EC Mirror) (a) Inspect the operation of the electrochromic inner rear view mirror assembly. 
(1) Connect a positive (+) lead from the battery to terminal 10(+B) and a negative (-) lead to terminal 3(E). (2) Press the EC switch. (3) Attach black colored tape to the forward sensor to prevent it from sensing. (4) Light up the mirror with an electric light, and check that the mirror surface changes from bright to dark. OK: Mirror surface changes from bright to dark. |
Toyota Tundra Service Manual > Power Tilt And Power Telescopic Steering Column System: Lost Communication with Main Body ECU (U0142,U0208)
DESCRIPTION The multiplex tilt and telescopic ECU receives signals from the main body ECU (multiplex network body ECU) and front power seat switch LH via CAN communication. DTC Code Detection Condition Trouble Area U0142 Lost communication with main body ECU (multiplex network body ECU) CAN communic ...
