Skoda Octavia III 2013 Workshop Manual page 375

Note
If the engine control unit is replaced, the must be ⇒ Vehicle
♦
diagnostic tester connected and the function "replace engine
control unit" must be carried out.
If the adjustment values of the injection units can no longer be
♦
read from the old (defective) engine control unit, these adjust‐
ment values must be manually entered into the new engine
control unit and adapted to it.
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 the screw 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.
1.6/66; 77; 81; 2.0/105; 110; 135 kW TDI CR engine - Edition 07.2014
Octavia III 2013 ➤ , Octavia III 2014 ➤
7. Engine control unit
367