Step  | Action  | Value(s)  | Yes  | No  | ||||
|---|---|---|---|---|---|---|---|---|
DEFINITION: The roof rail reading lamps do not activate when the following conditions exist: 
 
  | ||||||||
1  | Did you perform the Lighting Systems Diagnostic System Check?  | --  | Go to Step 2  | |||||
2  | Operate all of the roof rail reading lamps. Do all of the roof rail reading lamps work properly?  | --  | Go to Testing for Intermittent Conditions and Poor Connections  | Go to Step 3  | ||||
3  | Inspect the filament of the inoperative roof rail reading lamps bulb(s). Is there any bulb filament open?  | --  | Go to Step 7  | Go to Step 4  | ||||
4  | Test for an open in the supply voltage circuit to the inoperative roof rail reading lamp. Did you find and correct the condition?  | --  | Go to Step 8  | Go to Step 5  | ||||
5  | Test for an open in the ground(s) circuit to the inoperative roof rail reading lamp. Did you find and correct the condition?  | --  | Go to Step 8  | Go to Step 6  | ||||
6  | Replace the inoperative roof rail reading lamp. Did you complete the repair?  | --  | Go to Step 8  | --  | ||||
7  | Replace the inoperative roof rail reading lamp bulb(s). Did you complete the repair?  | --  | Go to Step 8  | --  | ||||
8  | 
 Did you correct the condition?  | --  | System OK  | Go to Step 3  | ||||