ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT GARAGE DOOR OPENER
2. INSPECT GARAGE DOOR OPENER REGISTRATION AND TRANSMITTING HINT: Use the "HomeLink" tester and a tester transmitter for this test. First clear the customer transmitter codes, and then register the tester transmitter code. Click here (a) Check if the tester transmitter code was successfully registered. HINT:
(c) Press a garage door opener ("HomeLink") switch. Check if the red LED of the "HomeLink" tester illuminates. HINT: If the red LED does not illuminate, replace the inner rear view mirror assembly (garage door opener). Click here (d) When the inspection is complete, register the customer transmitter code(s) again. HINT:
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Toyota Tundra Service Manual > Engine Immobiliser System (w/o Smart Key System): Transponder Chip Malfunction (B2793,B2794,B2797,B2798)
DESCRIPTION DTC B2793 is stored when a malfunction is found in the key during key ID code registration or a key ID code is not registered normally. Replace the key if key ID code registration cannot be performed normally and this DTC is output. DTC B2794 is stored when a key with an incomplete key I ...