volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Rules for cleanliness > < General notes on injection
Safety precautions
Safety precautions
  WARNING
Fuel system is under pressure! Before opening the system place a cloth around the connection. Then release pressure by carefully loosening the connection.
To prevent injuries to persons and/or damage to the fuel injection and ignition system, the following must be noted:
t  Do not touch or disconnect ignition wiring when the engine is running or being turned at starter speed.
t  The ignition must be switched off before connecting or disconnecting injection or ignition system wiring or tester cables.
Observe following if test and measuring instruments are required during a test drive:
t  Test and measuring instruments must be secured to rear seat and operated by a 2nd person from this location.
t  If test and measuring instruments are operated from front passenger's seat and the vehicle is involved in an accident, there is a possibility that the person sitting in this seat may receive serious injuries when the airbag is triggered.
If the engine is to be turned at starter speed, without starting:
   
–  Pull 4 pin connector -1- off output stage for ignition coils -2-.
  N28-0145
–  Remove fuse 32.
  Note
Removing fuse 32 interrupts the voltage supply to the injectors.
  SA15-00109

Rules for cleanliness > < General notes on injection