Kia Optima: Measurement PointMeasurements should be taken at the center of the hole.

Measuring Actual Dimensions
Checking Cables And WiresTransmitter Code Registration (Using Code Saver)
1.
Open Door.
2.
Connect POWER (B+) and GND, signal
line of Code Saver.
3.
If connection is normal, signal
line is activated and RED LED turns ON.
...
Check battery and cables
Winter puts additional burdens on the
battery system. Visually inspect the battery
and cables as described in section
7. The level of charge in your battery can
be checked by an authorized Kia ...
Disassembly
1.
Using the special tool (09546-26000),
compress the coil spring (A).
Tightening torque:58.8
~ 68.6N.m(6.0 ~ 7.0kgf.m, 43.4 ~ 50.6lb-ft)
...