Step 8  | Action  | Value(s)  | Yes  | No  | 
|---|---|---|---|---|
1  | Use a J 39200 in order to backprobe between the radio harness connector C1 terminal 6 and ground. Is the voltage within the specified range?  | 8-12V  | Go to Step 3  | Go to Step 2  | 
2  | 
 Has the repair been made?  | --  | Go to Radio/Audio System Check  | --  | 
3  | Service the radio. Refer to Radio Replacement . Has the repair been made?  | --  | Go to Radio/Audio System Check  | --  |