porsche Workshop Repair Guides

Porsche 911 Carrera Coupe Service and Repair Manuals

Voltage Measurements|Page 1827 > < Voltage Measurements|Page 1825
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Altitude Sensor

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 Groups(s)

Fuel Pump Relay

*

Does not apply to 911 Carrera.

ISC Valve

** 924S only.

Voltage Measurements|Page 1827 > < Voltage Measurements|Page 1825