Sprinkler leaks more commonly seem to be as soggy spots, low power, or effervescent at heads

https://sites.google.com/view/aquabrightllc/low-voltage-landscape-lighting

Sprinkler leaks on the whole seem to be as soggy spots, low drive, or bubbling at heads. Inspect risers, lateral traces, and valves, then restore cracked fittings to restore system functionality.