Toyota Corolla (E120) 2002–2008 Repair Manual / Introduction / Identification information
Toyota Corolla (E120): Identification information
Vehicle identification and serial numbers
1. Vehicle identification number
The vehicle identification number is stamped on the vehicle identification number plate and certification label, as shown in the illustration.
- Vehicle identification number plate
- certification label

2. Engine serial number and transaxle serial number
The engine serial number is stamped on the cylinder block of the engine, and the transaxle serial number is stamped on the housing, as shown in the illustration.
- 1Zz–fe
- b: c59
- c: a245e

Other materials:
How to proceed with troubleshooting
1 Vehicle brought to workshop
2 Customer problem analysis
3 Check and clear dtcs and freeze frame data
4 Problem symptom confirmation
Symptom does not occur: go to
step 5
Symptom occurs: go to step 6
5 Symptom simulation
6 Dtc check
There is no
output: go to step 7
There is outp ...
Mechanical system tests
1. Perform mechanical system tests
Measure the stall speed.
The object of this test is to check the overall performance of the transaxle
and engine by measuring
the stall speeds in the d and r positions.
Notice:
Do the test at normal operating atf temperature 50 to 80 °c (122 to
...
Engine immobilizer system
The vehicle’s keys have built-in transponder chips that prevent the engine
from starting if a key has not been previously registered in the vehicle’s on-board
computer.
Never leave the keys inside the vehicle when you leave the vehicle.
Vehicles without a smart key system: The indicator li ...


