This light, a Driver Information Center (DIC) Message, and a chime come on when there is an issue with the DEF.
If the DEF issue has not been corrected, the light will continue to flash. The vehicle's speed may also be limited. See Diesel Exhaust Fluid.
Piston Oil Nozzle Replacement
Piston Oil Nozzle ReplacementCalloutComponent NamePreliminary ProcedureRemove the oil pan. Refer toOil Pan Replacement.1Piston Oil Nozzle FastenerCaution:Refer toFastener Caution.ProcedureRotate the crankshaft as necessary to gain access to pistonoil nozzles bolts.Tighten15-Y(11-lb-ft)2Piston Oil No ...