Valve guides, checking

WARNING: This page does not describe the selected car, but rather 15 other vehicles, including the 2006 Volkswagen GTI, 2005 Volkswagen Jetta, 2005 Volkswagen GTI, 2004 Volkswagen Jetta, and 2004 Volkswagen GTI. However, it is still accessible from the selected car via links, so may be relevant.

Special tools, testers and auxiliary items required

Fig 1: Dial Gauge Holder VW 387

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Dial gauge holder VW 387
Dial gauge

Test sequence

Fig 2: Identifying Special Tool - VW 387 Installed

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Insert new valve into guide. The end of the valve stem must be flush with the guide. Due to the slight difference in stem dimensions, ensure that only an intake valve is used in the intake guide and an exhaust valve in the exhaust guide.
Determine tilt clearance. Wear limit: 0.8 mm

If tilt clearance is exceeded:

Replace cylinder head.