P1839 — Transmission Transfer Case Differential Lock-Up Solenoid Short Circuit To Battery

What it means

P1839 is an OBD-II diagnostic trouble code: Transmission Transfer Case Differential Lock-Up Solenoid Short Circuit To Battery.

Typical fix

Confirm the code with an OBD-II scanner, then inspect the component or circuit named above. Consult a vehicle-specific service manual for the full diagnostic and repair procedure.