seat Workshop Repair Guides

SEAT Workshop Service and Repair Manuals

Rules for cleanliness > < Dismantling and assembling fuel rail with injectors
Motronic injection and ignition system (1.8 l engine)
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:

  • ◆ For safety reasons, fuse No. 14 must be removed from the fuse holder before opening the fuel system. Otherwise the fuel pump will be activated by the driver's door contact switch.
  • ◆ 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:

  • ◆ 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.
  • ◆ If the engine is to be turned at starter speed, without starting:
 
N28-0170
  • ‒ → Pull all 4-pin connectors -2- off output stage for ignition coils -1-.

 
N24-1209
  • ‒ → Pull connectors off injectors.

Rules for cleanliness > < Dismantling and assembling fuel rail with injectors