Home >> Land Rover >> 2023 >> Range Rover Velar HST >> Repair and Diagnosis >> Quick Lookups >> Common Specs & Procedures >> Diagnostic Trouble Code Index DTC: Transfer Case Control Module (TCCM) -- Range Rover Velar/L560 >> General Information >> Description And Operation >> Diagnostic Trouble Code Index - DTC: Transfer Case Control Module (TCCM) (G2933770) >> P1889-19: Oil Pressure Pump Performance - Circuit current above threshold >> Possible Causes