This standard specifies the classification, requirements, test methods, inspection rules and marking, packaging, storage and custody of automobile engine operating hours tables. This standard is applicable to automobile engine operating hour tables, and other automotive engine operating hour tables can also be implemented with reference.
QC/T 462-2009 Referenced Document
QC/T 29106 Technical specification of automobile wire harness*, 2014-05-06 Update
QC/T 727-2007 Instrument for automobiles and motorcycle
QC/T 462-2009 history
2009QC/T 462-2009 Automobile engine working hourmeter