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Home >> Jeep >> 2012 >> Compass Latitude, 2.4 B, AWD, Standard >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Transmission Control Module (TCM) - Electrical Diagnostics >> DTC Troubleshooting >> P0842-Primary Oil Pressure Sensor Circuit Low >> Theory Of Operation

Theory Of Operation

The Transmission Control Module (TCM) monitors the input voltage from the primary pulley pressure sensor. When the voltage is below a predetermined limit a DTC will set.

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