Jetta L4-1.8L Turbo (AWP) (2004)
Inertia Fuel Shutoff Switch: Description and Operation
Crash fuel shut-off
Function
Airbag-equipped vehicles have a crash fuel shutoff. This is intended to reduce the risk of vehicle fire following a crash by switching off the Fuel Pump
(FP) via the Fuel Pump (FP) relay. At the same time, this function improves comfort of engine start-up behavior. When the door is opened, the Fuel
Pump (FP) is activated for 2 seconds so that pressure builds in the fuel system.
When opening fuel system:
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Check activation of Fuel Pump (FP) Relay -J17- according to wiring diagram.