SAE J 377 : 2007

1 Scope-General
  1.1 Intended usage and life expectation
2 References
3 Definitions
4 Test environment
  4.1 On-Vehicle
      4.1.1 Test equipment defaults
      4.1.2 Test environment defaults
  4.2 Component level
      4.2.1 Test equipment defaults
      4.2.2 Test environment defaults
  4.3 Test samples
  4.4 Failure determination
5 On vehicle performance requirements
6 Component mechanical requirements
  6.1 Dimensional and visual
  6.2 Mounting
  6.3 Terminations
  6.4 Materials
  6.5 Recycleability
  6.6 Serviceability/Adjustments
  6.7 Identification
      6.7.1 Customer's part number
      6.7.2 Date of manufacture
      6.7.3 Source
      6.7.4 Regulatory identification
      6.7.5 Frequency

Describes the minimum operational life cycles, environmental requirements, and sound level output for traffic horns (electric) on new automotive vehicles.