Step  | Action  | Value(s)  | Yes  | No  | 
|---|---|---|---|---|
1  | Did you perform the Lighting Diagnostic System Check?  | --  | Go to Step 2  | |
2  | 
 Does the test lamp light?  | --  | Go to Step 3  | Go to Step 4  | 
3  | Connect a fused jumper between CKT 240 (ORN) cavity B to CKT 9 (BRN) cavity H of the headlamp and panel dimmer switch. Do the inoperative lamps light?  | --  | Go to Step 5  | Go to Step 6  | 
4  | Repair the open in CKT 240 (ORN) from the headlamp and panel dimmer switch to the instrument panel fuse block. Is the repair complete?  | --  | Go to Step 7  | --  | 
5  | Replace the headlamp and panel dimmer switch. Refer to Headlamp Switch Replacement . Is the replacement complete?  | --  | Go to Step 7  | --  | 
6  | Repair the open in CKT 9 (BRN) between the headlamp and panel dimmer switch and the affected lamp(s). 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  | 
Step  | Action  | Value(s)  | Yes  | No  | 
|---|---|---|---|---|
1  | Did the Lighting Diagnostic System Check bring you here?  | --  | Go to Step 2  | |
2  | Check PK LPS Fuse 9 at the I/P Fuse Block. Is the fuse functional?  | --  | Go to Step 4  | Go to Step 3  | 
3  | Locate overload and replace PK LPS Fuse. Is the repair complete?  | --  | Go to Step 9  | --  | 
4  | 
 Does Test lamp light?  | --  | Go to Step 5  | Go to Step 6  | 
5  | Connect a fused Jumper between CKT 240 (ORN) wire cavity H to BRN (9) wire cavity H. Do the park, tail, and side marker lamps operate?  | --  | Go to Step 7  | Go to Step 8  | 
6  | Locate and repair open in CKT 240 (ORN) wire from Headlamp and panel Dimmer Switch to I/P Fuse Block. Is the Repair complete?  | --  | Go to Step 9  | --  | 
7  | Replace headlamp and Panel Dimmer Switch. Refer to Headlamp Switch Replacement . Is the Repair complete?  | --  | Go to Step 9  | --  | 
8  | Locate and repair open in CKT 9 (BRN) wire between Headlamp and Panel Dimmer Switch and S217. Is the repair complete?  | --  | Go to Step 9  | --  | 
9  | Operate the system in order to verify the repair. Did you correct the condition?  | --  | System OK  | Go to Step 2  |