Toyota LEXUS LS430 2005 Manual page 453

INTRODUCTION
VEHICLE IDENTIFICATION
61L069
The vehicle identification number (VIN) is the legal
identifier for your vehicle. This number is on the left top
of the instrument panel and can be seen through the
windshield from outside.
This is the primary identification number for your Lexus. It is
used in registering the ownership of your vehicle.
434
61L066
The vehicle identification number (VIN) is also on the
Certification Label.
61L017a
The engine number is stamped on the engine block as
shown.