Checking Compression - Skoda Octavia III 2013 Workshop Manual

– Screw 2 threaded bolts Pos. -2- and -4-, for example , -
T10288/4- into the cylinder head.
– Carefully place camshaft housing -3- vertically from above on‐
to the threaded bolts in the cylinder head.
Note
Make sure that the camshaft housing does not tilt.
– Tighten camshaft housing screws
Installation is carried out in the reverse order. When installing,
note the following:
– Install high pressure pipe
⇒ "6.3 Removing and installing high pressure pipe",
page 263 .
– install (set the timing)
⇒ "2.4 Remove the toothed belt from the camshaft",
page 86 .
– Install ignition coils
⇒ "1.2 Removing and installing ignition coils with output stage",
page 282 .
– Install coolant pump
⇒ "2.4 Removing and installing coolant pump", page 158
– Electrical connections and proper routing ⇒ Current flow dia‐
grams, Electrical fault finding and Fitting locations.
Caution
Risk of damaging valves and piston crowns after work on the
valve gear.
♦ To ensure that no valve is set during starting, turn the en‐
gine carefully by at least 2 turns.
Tightening torques
♦ ⇒ "1.1 Summary of components - exhaust gas turbocharger ",
page 221
♦ ⇒ "2.1 Assembly overview - air filter housing", page 238
1.5

Checking compression

Special tools and workshop equipment required
♦ Spark plug wrench , e.g. -3122 B-
♦ Compression tester - V.A.G 1763-
Work procedure
• Engine oil temperature at least 30 ℃.
• Battery voltage at least 12.5 V.
– Remove fuse for fuel pump control unit from the fuse holder.
Fuse assignment ⇒ Current flow diagrams, Electrical fault
finding and Fitting locations
Octavia III 2013 ➤ , Octavia III 2014 ➤
1.2/63; 77 kW TSI engine - Edition 11.2014
⇒ page 69 .
.
77
1. Cylinder head