Toyota Corolla (E170) 2014–2019 Owners Manual / Vehicle specifications / Specifications / Tire information / Typical DOT and Tire Identification Number (TIN)
Toyota Corolla (E170): Typical DOT and Tire Identification Number (TIN)
1 DOT symbol*
2 Tire Identification Number (TIN)
3 Tire manufacturer’s identification mark
4 Tire size code
5 Manufacturer’s optional tire type code (3 or 4 letters)
6 Manufacturing week
7 Manufacturing year
*: The DOT symbol certifies that the tire conforms to applicable Federal Motor Vehicle Safety Standards.

Other materials:
Terminals of ecu
Oscilloscope wave (*1)
Hint:
terminal: od – gnd
gauge set: 5 v / div, 50 ms / div
condition: during cruise control driving o/d switch on.
...
Ecm/pcm processor
Dtc p0606 ecm/pcm processor
Monitor description
The ecm continuously monitors its internal circuits. This self–check insures
that the ecm is functioning properly.
If a malfunction is detected, the ecm will set the appropriate dtc and
illuminate the mil.
The two cpus, main and sub cpu i ...
On–vehicle inspection
1. Inspect speedometer
check the operation.
Using a speedometer tester, inspect the speedometer fro allowable
indication error and check
the operation of the odometer.
Reference:
Notice:
tire wear and tire over or under inflation will increase the indication error.
...


