Component Tests and General Diagnostics

1. Check REAR DEFO Fuse.
2. Check that G200 and G400 are clean and tight.
3. Check that the Rear Defogger grid is continuous and free from damage.
4. Check for an open or shorted filament within the inoperative lamp.
5. Before component replacement, check for poor connections at related component and in-line harness connector terminal connections.