Vehicle identification and serial numbers
1. VEHICLE IDENTIFICATION NUMBER
(a) The vehicle identification number is stamped on the vehicle identification number plate and certification label, as shown in the illustration.
A: Vehicle Identification Number Plate B: Certification Label

2. ENGINE SERIAL NUMBER AND TRANSAXLE SERIAL NUMBER
(a) The engine serial number is stamped on the cylinder block of the engine and the transmission serial number is stamped on the housing as shown in the illustration.
A: 3MZ-FE
B: 2AZ-FE
C: U140E, U151E, U151F, U241E

How to use this manualCylinder block ASSY (2AZ-FE)
COMPONENTS
OVERHAUL
1. INSPECT CONNECTING ROD THRUST CLEARANCE
(a) Using a dial indicator, measure the thrust clearance while
moving the connecting rod back and forth.
Standard thrust clearance:
0.160 to 0.362 mm (0.0063 to 0.0143 in.)
Maximum thrust clearance: 0.362 mm (0.0143 in.)
...