Vehicle Identification And Engine Serial Number

WARNING: This page is about a different car, the 2003 Lexus RX 300. However, it is still accessible from the selected car via links, so may be relevant.

VEHICLE IDENTIFICATION NUMBER
The vehicle identification number is stamped on the vehicle identification number plate and the certification label, as shown in the illustration.
1. Vehicle Identification Number Plate
2. Certification Label
  
  Fig 1: Identifying Vehicle Identification Number Plate
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
FRAME NUMBER
The frame number is stamped on the front floor pan under the frame number cover.

Remove the frame number cover.

Insert a screwdriver between the frame number cover and the carpet to push the claw (A) and disengage the claw on the side of (1), then slide the frame number cover to (B) direction to disengage the claw on the side of (2).

Fig 2: Identifying Frame Identification Number
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
ENGINE SERIAL NUMBER
The engine serial number is stamped on the engine block, as shown in the illustration.

Fig 3: Identifying Engine Serial Number
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002