Step  | Action  | Value(s)  | Yes  | No  | 
|---|---|---|---|---|
1  | Did you perform the Headlights System Check?  | --  | Go to Step 2  | Go to Headlight System Check  | 
2  | Connect a test lamp from the inoperative headlamp connector, cavity B in vehicles with quad headlamps, or cavity A in vehicles with base headlamps, to B+. Does the test lamp light?  | --  | Go to Step 3  | Go to Step 4  | 
3  | Is the inoperative headlamp a low beam headlamp?  | --  | Go to Step 5  | Go to Step 6  | 
4  | Repair the open in CKT 150 (BLK) (LH) or CKT 250 (BLK) (RH) between the affected headlamp and ground. Is the repair complete?  | --  | Go to Headlight System Check  | --  | 
5  | 
 Did you find and correct a condition?  | --  | Go to Headlight System Check  | Go to Step 7  | 
6  | 
 Did you find and correct a condition?  | --  | Go to Headlight System Check  | Go to Step 7  | 
7  | Replace the headlamp. Refer to Headlamp Replacement . Is the repair complete?  | --  | Go to Headlight System Check  | --  |