Volkswagen Golf Service & Repair Manual: Inlet and exhaust valves

Removing and installing valve stem seals (cylinder head removed)

Special tools and workshop equipment required     Removal and installation device for valve cotters -VAS ...

Checking valve guides

Special tools and workshop equipment required     Universal dial gauge bracket -VW 387- &nb ...

Other materials:

Emptying fuel tank less than 3/4 full, vehicles with four-wheel drive
Special tools and workshop equipment required Removal wedge -3409- Special wrench -T10202- Fuel extractor -VAS 5190A- (for E 85 fuel) Fuel extractor -VAS 5190- (not shown)   –  ...

Removing and installing control unit for fuel tank leak detection -J909-
Removing Fitting location → Item:     –  Release and pull off connector -arrow- on control unit for fuel tank leak detection -J909--1-.   ...

Safety precautions when working on ignition system
Risk of injury due to electric shock The ignition system is under high-voltage when the engine is running. Touching the ignition system may result in an electric shock. –  Do not touch or disconnect ignition cables when the engine is running or bei ...