P1DCD on the 2017 Jeep Cherokee
The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.
This code is specific to a manufacturer and is not described here. Its meaning is in the manufacturer's service information.
| 21-006-17 REV. A | 2022-09-15. Service bulletin. Flash: Transmission Diagnostic and Shift Enhancements This bulletin involves reprogramming the Transmission Control Module (TCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following DTCs have been set:P0810-00 - Clutch Position Control Error - (Sales Codes EHK). P0887-00 - TCM Power Control Circuit High. U1424-00 - Implausible Engine Torque Signal Received. P1DCD-00 - TCM Monitoring Processor Performance Multiple Clutches Locked Up. Some customers may experience the following conditions:During a limp mode condition, the transmission remains in a fixed gear. 5-4 downshift hesitation. A longer than normal delay during a shift from reverse to drive selection. In addition the following enhancements are included:Calibration update for Engine Stop Start (ESS) to allow the engine to remain running during a brief stop. 2-1 and 3-2 coast down tip-in. |
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| 21-006-17 REV. A | 2018-06-04. Service bulletin. Flash: Transmission Diagnostic and Shift Enhancements This bulletin involves reprogramming the Transmission Control Module (TCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following DTCs have been set:P0810-00 - Clutch Position Control Error - (Sales Codes EHK). P0887-00 - TCM Power Control Circuit High. U1424-00 - Implausible Engine Torque Signal Received. P1DCD-00 - TCM Monitoring Processor Performance Multiple Clutches Locked Up. Some customers may experience the following conditions:During a limp mode condition, the transmission remains in a fixed gear. 5-4 downshift hesitation. A longer than normal delay during a shift from reverse to drive selection. In addition the following enhancements are included:Calibration update for Engine Stop Start (ESS) to allow the engine to remain running during a brief stop. 2-1 and 3-2 coast down tip-in. |
| 21-039-16 | 2017-11-03. Service bulletin. Flash: Transmission Diagnostic And Shift Enhancements This bulletin involves reprogramming the Transmission Control Module (TCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following Diagnostic Trouble Code (DTC) have been set: P1DCD-00-TCM Monitoring Processor Performance Multiple Clutches Locked Up.Some customers may experience the following condition: A longer than normal delay during a shift from reverse to drive selection. |
3 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.