porsche Workshop Repair Guides

Porsche Workshop Service and Repair Manuals

Engine Speed Sensor > < Voltage Measurements|Page 2682
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Air Flow Sensor

1

Flap on air flow sensor closed or air flow sensor plate at rest position. Resistance increases as flap or plate opens.

2

Flap on air flow sensor opened to maximum or air flow plate deflected to maximum.

Single Injector

Injector Group(s)

Fuel Pump Relay

ISC Valve

Engine Speed Sensor > < Voltage Measurements|Page 2682