Volkswagen Fox 2004 Workshop Manual page 38

Fox 2004 ➤
3 - Cyl. diesel engine - Edition 02.2009
Check cylinder diameters
Special tools and workshop equipment required
♦ Precision internal micrometer 50...100 mm
– Take measurements at three different cross positions, in both
lateral -A- and longitudinal -B- directions, as illustrated. Max.
nominal dimension deviation 0.10 mm.
Note
The cylinder diameter cannot be measured while the engine block
is secured to the assembly stand with the Engine and gearbox
support -VW 540- , for in this case inaccurate measurements are
possible.
Installation position and correspondence to respective cylinder
Piston in cylinders 1 and 2.
Larger intake valve chamber towards the flywheel -arrows-.
Piston in cylinder 3.
Larger intake valve chamber towards the pulley -arrow-.
Note
The new correspondence between pistons and cylinders is in‐
♦
dicated by color marking on the piston head.
Piston for cylinders 1 and 2: marking 1/2.
♦
Piston for cylinder 3: marking 3.
♦
Check the piston projection at TDC
Special tools and workshop equipment required
34
Rep. Gr.13 - Crankshaft, pistons