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Home >> Jeep >> 2022 >> Gladiator Mojave, Part Time T/Case Control, Standard Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 40 (8HP75 Automatic Transmission - DTCS P1DA4-00 To U0100-00) >> DTC Troubleshooting >> P1DAC-00-Engine Speed Undetermined >> Theory Of Operation

Theory Of Operation

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This diagnostic monitors for a double failure of the Engine Speed signal received via Controller Area Network (CAN) and an electrical or rationality failure of the Input Speed Sensor. If the Transmission Control Module (TCM) detects a failure with both tests this Diagnostic Trouble Code (DTC) will set.