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January 3rd 2026

P1843 / JAGUAR

Transmission Transfer Case Differential Lock-Up Feedback Switch Open Circuit

Notes:

January 3rd 2026

P1843 / GENERIC

Transmission Transfer Case Differential Lock-Up Feedback Switch Open Circuit

Notes:

January 3rd 2026

P1843 / CADILLAC

1-2 Shift Solenoid Circuit High Voltage

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January 3rd 2026

P1843 / BUICK

1-2 Shift Solenoid Circuit High Voltage

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January 3rd 2026

P1843 / AUDI

Please check DTC Memory of ADR Control Module

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NOTE: Results from this database are the beginning of the diagnostic process, further investigation should be performed to confirm results before you begin repairs.