volkswagen Workshop Repair Guides

Volkswagen Polo Workshop Service and Repair Manuals

Rules for cleanliness > < Dismantling and assembling air cleaner
Simos injection and ignition system
Servicing injection system
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:

  • ◆ Do not touch or disconnect ignition wiring when the engine is running or being turned at starter speed.
  • ◆ The ignition must be switched off before connecting or disconnecting injection or ignition system wiring or tester cables.
 
N28-0102
  • ◆ If the engine is to be turned at starter speed, without starting:
  • ‒ → Pull 4 pin connector off ignition transformer (N152) -arrow-.
 
N24-0831
  • ‒ → Pull fuel pump fuse No. 40 out of fuse holder.

Observe following if test and measuring instruments are required during a test drive:

  • ◆ Test and measuring instruments must be secured to rear seat and operated by a 2nd person from this location.
  • 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.

Rules for cleanliness > < Dismantling and assembling air cleaner