The procedures contained in this specification cover the laboratory testing of replaceable halogen incandescent bulbs for use in automotive road illumination. The following tests are intended to be run under the following conditions.New bulb designDesign or process change made to an existing bulb, which could affect the outcome of the testThe completion of one calendar year, accept as noted in the following Test Schedule Table.Test TitleYearlyPhysical DimensionsXMean Spherical Candela (MSCD)XExternal Visual ExaminationXColorXLeak/Sealability Through Terminals and SealsXDeflectionXFluid CompatibilityTerminal RetentionXResonant FrequenciesAged Resonant FrequencySalt SprayOutgassing Temperatures RequirementLaboratory Life at 14.0 VDCXLuminous Intensity MaintenanceXVibration DurabilityShockAged Vibration DurabilityTerminal RequirementsDRL (SAE J2087)