2. Remove the ignition coils with the final power stage "N70", "N127", "N₂91" using the puller "T10094A".
3. Disconnect all wiring harness connectors from the fuel injectors.
4. Unscrew the spark plugs.
5. Measure the compression pressure in the cylinders using special equipment.
Crank the engine with the starter until the control instrument no longer shows any increase in pressure.
Compression pressure values
Text copied from this resource [SKODABOOK.RU]
6. If the required values are not achieved, the tightness of the combustion chamber should be checked.
7. Install the spark plugs and tighten them to a torque of 30 Nm.
8. Install ignition coils "N70", "N127", "N₂91".
9. Connect the wiring harness connectors to the fuel injectors.
10. Install the engine casing with air filter.
11. Reset errors using special scanning equipment.
Note: Each time the wiring harness connectors are disconnected from the fuel injectors, errors are loaded into the fault memory.