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Home >> Kia >> 2023 >> Sorento Plug-In Hybrid SX Prestige >> Repair and Diagnosis >> External Pages >> Different car >> Section 26 (E-Shifter Diagnosis (PHEV)) >> DTC C1721-44: Data From EEPROM Not Valid Or Hardware Defects >> General Description

DTC C1721-44: Data From EEPROM Not Valid Or Hardware Defects: General Description

WARNING: This page is about a different car, the 2024 Kia Sorento. However, it is still accessible from the selected car via links, so may be relevant.

E-Shifter delivers driver's input to TCM by sensing changes of electrical signal in shift lever position.

  1. E-Shifter sense changes of electrical signal in shift lever position.
  2. E-Shifter deliver shift lever position value to TCU via CAN communication.
  3. The TCU shifts the transmission based on the shift lever position and vehicle current operating conditions.
  4. TCU check transmission's information and transfer to the cluster and E-Shifter (CAN).
  5. This information is displayed on the shift lever knob in the cluster.
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