Fluorescent Dye Injection
With the A/C system charged, use the instructions provided with the new R-134a leak detection dye injector tool J 41459.To prevent a false diagnosis after dye injection, thoroughly clean any residual dye from the access port with a rag and the approved fluorescent dye cleaner J 43872 or equivalent. After diagnosing a leak using dye, be sure to clean all residual dye from the repaired area.