seat Workshop Repair Guides

SEAT Workshop Service and Repair Manuals

Fuel pump and fuel system: verification > < Fuel filter: replacement
Emergency fuel cut off (collision): operation
Emergency fuel cut off (collision): operation
Vehicles with airbags are fitted with a crash fuel shut-off system. This reduces the danger of a fire in a crash as the fuel pump is switched off via the fuel pump relay -J17-.
Simultaneously this system provides an improved engine start.
When the door is opened the fuel pump is activated for 2 seconds to build up the pressure in the fuel system.
When opening the fuel system:
Observe safety precautions → Chapter
–  Checking fuel pump relay -J17-: → VAS 5051; Vehicle self-diagnosis.
   

Fuel pump and fuel system: verification > < Fuel filter: replacement