Other information:
Inspection
1.
Turn the ignition switch ON.
2.
Connect the KDS/GDS.
3.
Flash an intensive light onto the photo sensor using a lamp, and check
the change in output voltage.
4.
...
Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Recover the refrigerant with a recovery/recycling/charging station.
3.
When the engine is cool, drain the engine coolant from the radiator ...