Step  | Action  | Yes  | No  | 
|---|---|---|---|
1  | Did you perform the Diagnostic System Check - Vehicle?  | Go to Step 2  | |
2  | With the keyless entry transmitter, attempt to operate the panic function. Do the horns, park lamps, and headlamps all pulse on and off?  | Go to Testing for Intermittent Conditions and Poor Connections  | Go to Step 3  | 
3  | Do any of the panic functions operate?  | Go to Step 4  | |
4  | Do the headlamps flash?  | Go to Step 5  | |
5  | Do the park lamps flash?  | Go to Horns Inoperative  |