2019 Toyota Prius C L – Grille Shutter Initialization Incomplete With P059F73
- Aug 17
- 1 min read
CUSTOMER CONCERN
After collision damage and grille-shutter replacement, the system reports that initialization is incomplete; the original fault was P059F73 for a shutter stuck closed.
CAUSE
The replacement active grille shutter had not completed its required initialization.
CORRECTION
Place the grille-shutter system in normal run mode, cycle the ignition to complete active grille shutter initialization, clear the stored fault, and verify normal shutter operation.