Checking cylinder bores

WARNING: This page is about a different car, the 2006 Volkswagen Golf, 2005 Volkswagen Jetta, 2005 Volkswagen Golf, 2004 Volkswagen Jetta, and 2004 Volkswagen Golf. However, it is still accessible from the selected car via links, so may be relevant.

Special tools, testers and auxiliary items required

Internal dial gauge 50 to 100 mm

Work sequence

Fig 1: Identifying Measurements

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Take measurements at 3 positions in both lateral - A - and longitudinal - B - directions, as illustrated.

Difference between actual and nominal diameter: not more than 0.10 mm.

NOTE:

Measuring the cylinder bores must not be done when the cylinder block is mounted on a repair stand with engine bracket VW 540 as the resulting measurements would likely be incorrect.