Step  | Action  | Value(s)  | Yes  | No  | 
|---|---|---|---|---|
| 
 Important: Check for inoperative lamp/bulb before beginning diagnostic procedure.  | ||||
1  | Did you perform the Lighting Diagnostic System Check?  | --  | Go to Step 2  | |
2  | Connect a test lamp from CKT 1732 (ORN) to the inoperative reading lamp to ground. Does the test lamp light?  | --  | Go to Step 3  | Go to Step 5  | 
3  | Inspect for an open in CKT 1350 (BLK) to ground G400. Did you find an open?  | --  | Go to Step 4  | Go to Step 6  | 
4  | Repair the open in CKT 1350 (BLK) to ground G400. Is the repair complete?  | --  | Go to Step 7  | --  | 
5  | Repair the open in CKT 1732 (ORN) from the reading lamp to splice S301. Is the repair complete?  | --  | Go to Step 7  | --  | 
6  | Replace the reading lamp bulb Dome and Reading Lamp Bulb Replacement . Is the repair complete?  | --  | Go to Step 7  | --  | 
7  | Operate the system in order to verify the repair. Did you correct the condition?  | --  | System OK  | Go to Step 2  |