This SAE Recommended Practice covers the application of primary wiring distribution system harnesses to automotive, and Motor Coach vehicles. This is written principally for new vehicles but is also applicable to rewiring and service. It covers the areas of performance, operating integrity, efficiency, economy, uniformity, facility of manufacturing and service. This practice applies to wiring systems of less than 50 V.
The SAE Cable Standards Committee has agreed to stabilize SAE J1292 to preserve the document until research can be completed to understand if revision is required. SAE Truck and Bus Electrical Systems Committee has replaced SAE J1292 with newer SAE documents.