Step  | Action  | Yes  | No  | 
|---|---|---|---|
Schematic Reference: Exterior Lights Schematics Connector End View Reference: Lighting Systems Connector End Views  | |||
1  | Did you perform the Lighting Systems Diagnostic System Check?  | Go to Step 2  | |
2  | Verify that the roof beacon lamp is always on. Does the roof beacon lamp operate normally?  | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems  | Go to Step 3  | 
3  | Disconnect the roof beacon relay. Does the roof beacon lamp turn off?  | Go to Step 4  | Go to Step 6  | 
4  | 
 Does the roof beacon lamp turn off?  | Go to Step 7  | Go to Step 5  | 
5  | Test the hazard switch signal circuit of the roof beacon switch for a short to voltage. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition?  | Go to Step 9  | Go to Step 8  | 
6  | Repair the hazard flasher signal circuit of the roof beacon relay for a short to voltage. Refer to Wiring Repairs in Wiring Systems. Did you complete the repair?  | Go to Step 9  | --  | 
7  | Replace the roof beacon switch. Did you complete the replacement?  | Go to Step 9  | --  | 
8  | Replace the roof beacon relay. Refer to Relay Replacement in Wiring Systems. Did you complete the replacement?  | Go to Step 9  | --  | 
9  | Operate the system in order to verify the repair. Did you correct the condition?  | System OK  | Go to Step 3  |