Toyota Tundra Service Manual > Engine Immobiliser System (w/o Smart Key System): Precaution
PRECAUTION PRECAUTIONS WHEN USING TECHSTREAM (a) After all DTCs are cleared, check if the malfunction occurs again 6 seconds after turning the ignition switch to ON. PRECAUTIONS FOR THE KEY (a) The key is a precision instrument. Be sure to observe the following: (1) Do not drop or strike the key. (2 ...