porsche Workshop Repair Guides

Porsche Workshop Service and Repair Manuals

Sensors and Switches - Computers and Control Systems > < Voltage Measurements|Page 1680
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Engine Control Module: Testing and Inspection
Ohms Measurements

25 Position ECU Plug

For Terminal ID please refer to "Powertrain Management : Computers and Control Systems : Engine Control Module : Diagrams".  See:
Diagrams/Connector Views

CAUTION: When measuring Ohms, disconnect the ECU from the harness plug and never turn the ignition key on. It is possible that failure to follow

these steps will result in damage to the ECU.

Grounds

Coolant Temperature

Throttle Switch

Air Flow Sensor

Single Injector

ISC Valve

Sensors and Switches - Computers and Control Systems > < Voltage Measurements|Page 1680