Skoda Octavia III 2013 Workshop Manual page 111

– Disconnect electrical plug connection at the fuel pressure con‐
trol valve - N276- Pos. -2-.
– To relieve the fuel pressure in the high pressure accumulator,
start engine for a short time.
– Remove all glow plugs
⇒ "1.2 Removing and installing glow plugs", page 421
– Screw in adapter - V.A.G 1763/8- in place of the respective
glow plug and connect compression tester - V.A.G 1763- .
Note
Use of the compression tester - V.A.G 1763- ⇒ Operating in‐
structions .
– The 2nd mechanic operates the starter until the tester no lon‐
ger indicates a pressure rise.
– Repeat the procedure for each cylinder.
Compression readings
New part
Wear limit
Maximum difference between
cylinders
Assembling
Assembling is performed in the reverse order, while paying at‐
tention to the following:
– Install the glow plug for the relevant cylinder
⇒ "1.2 Removing and installing glow plugs", page 421
– Interrogating and erasing fault memory of engine control unit
⇒ Vehicle diagnostic tester.
1.6/66; 77; 81; 2.0/105; 110; 135 kW TDI CR engine - Edition 07.2014
Pressure
2,5 ... 3.1 MPa (25.0 ... 31.0
bar)
1.9 MPa (19.0 bar)
0.5 MPa (5.0 bar)
Octavia III 2013 ➤ , Octavia III 2014 ➤
.
.
1. Removing and installing cylinder head
103