Component Tests and General Diagnostics

PERFORM BEFORE BEGINNING SYSTEM DIAGNOSIS
1. Check DEF Fuse with a fuse tester.
2. Check that G203 and G300 (4-Door)/G402 (2-Door) are clean and tight.
3. Check that Rear Defogger Grid is continuous and free from damage
4. Before component replacement, check for poor connections at related component and in-line harness connector terminal connections.