Diesel Exhaust Fluid Tester
TH109 - Matco Tools
Tests Urea content of Diesel Exhaust Fluid (DEF) and determines if fluid is too rich or diluted. Temperature compensating discs test DEF hot or cold. Automotive Applications: Audi A3 TDI&Q7 TDI, BMW X5 XDrive35D & 335D, Chevrolet Silverado 2500&Silverado 3500, Dodge Ram 2500 & Ram 3500, Ford F250, F350, F450, Mercedes E350 BlueTEC, S350 BlueTEC 4MATIC, ML350 BlueTEC, GL350 BlueTEC, R350 BlueTEC, GMC S.