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Home >> Jeep >> 2011 >> Compass Base, 2.4 B, AWD, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 ((Transmission Control Module (TCM) - Electrical Diagnostics)) >> DTC Troubleshooting >> P0843-Primary Oil Pressure Sensor Circuit High >> Theory of Operation

Theory of Operation

WARNING: This page is about a different variant/trim than selected.

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