Skoda Octavia III 2013 Workshop Manual page 275

Removing
Note
If the engine control unit is replaced, the vehicle diagnosis tester
must be connected ⇒ Vehicle diagnostic tester and the function
"replace engine control unit" must be carried out.
Unscrew shear bolts -arrows- to remove the protective housing
-1- as follows:
– In the shear bolt head -1-, using a miniature grinder -2-, make
a slot for a screwdriver.
Note
♦ The threads of the pull-off screws are equipped with safety
agent. Warming the pull-off screw when grinding a slot for a
screwdriver makes it easier to undo it afterwards.
If the pull-off screws still cannot be undone, warm the, up with
♦
a hot air blower.
Undoing pull-off screws with a hot air blower:
– Set the temperature adjustment potentiometer -2- to maximum
heating performance and set the air flow two stage switch
-3- to position 3.
WARNING
Risk of burns from hot air blower.
♦ Only warm up the pull-off screws with a hot air blower.
♦ By warming the pull-off screws, the cover plate and parts
in its vicinity are heated up strongly too. Where necessary,
protect these parts by a piece of sheet covering.
Octavia III 2013 ➤ , Octavia III 2014 ➤
1.2/63; 77 kW TSI engine - Edition 11.2014
269
8. Engine control unit