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Grand Cherokee 2WD V6-3.7L (2008)

Powertrain Management > Computers and Control Systems > Relays and Modules - Computers and Control Systems > Engine Control Module > Component Information > Description and Operation > Powertrain Control Module - Description > Page 3992

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Sensor Return

SENSOR RETURN

The Sensor Return circuits are internal to the Powertrain Control Module (PCM).

Sensor Return provides a low-noise ground reference for all engine control system sensors. For more information, See: .

Signal Ground

SIGNAL GROUND

Signal ground provides a low noise ground to the data link connector.

Powertrain Management > Computers and Control Systems > Relays and Modules - Computers and Control Systems > Engine Control Module > Component Information > Description and Operation > Powertrain Control Module - Description > Page 3992

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