Step  | Action  | Yes  | No  | 
|---|---|---|---|
Schematic Reference: Radio/Audio System Schematics  | |||
1  | Did you review the Radio/Audio System Description and Operation and perform the necessary inspections?  | Go to Step 2  | |
2  | 
 Does CLN appear in the radio display?  | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems  | Go to Step 3  | 
3  | 
 Does the radio display flash three dashes and clear?  | Go to Step 5  | Go to Step 4  | 
4  | Replace the radio. Refer to Radio Replacement . Did you complete the replacement?  | Go to Step 5  | --  | 
5  | Operate the system in order to verify the repair. Did you correct the condition?  | System OK  | Go to Step 3  |