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Home >> Jeep >> 2025 >> Grand Cherokee Altitude, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 54 (8P75PH Automatic Transmission - DTCS P1C6E-00 To P1DAB-00) >> DTC Troubleshooting >> P1D94-00 TCM Internal - SBW Calibration Mismatch >> Theory Of Operation

Theory Of Operation

WARNING: This page is about a different car, the 2025 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.

The purpose of this diagnostic is to detect if the shift by wire stored values in RAM have been corrupted.