Seat Leon 2013 Workshop Manual page 246

León 2013 ➤ , León ST 2013 ➤
4-cylinder petrol engine (1.2 l direct injection, 4 V, turbocharger, EA211) - Edition 02.2017
Note
If the engine control unit comes into contact with the positive
♦
battery terminal, permanent damage to the engine control unit
will be the consequence.
Therefore, the battery must be disconnected before the engine
♦
control unit is removed ⇒ Electrical system; Rep. gr. 27 ;
Battery; Disconnecting and connecting battery .
– Release retaining clip -arrow- and take out engine control unit
- J623- .
– Make groove (for a screwdriver) in head of shear bolt -1- using
a small grinder -2-.
Note
The threads of the shear bolts are secured with locking fluid. To
unscrew these bolts, the threads must therefore be heated with
the hot air blower.
– Set the hot air blower as shown in illustration. Meaning poten‐
tiometer for temperature regulation -2- set to maximum heat‐
ing power and 2-stage switch for air volume -3- set to position
3.
NOTICE
Risk of damage to adjacent components caused by hot air
blower. Risk of overheating.
– If necessary, cover adjacent components.
240
Rep. gr.24 - Mixture preparation - injection
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