This standard specifies high-voltage wires (hereinafter referred to as resistance wires) whose conductors are carbon-based resistors used to prevent the generation of high-frequency noise radio waves from automobile ignition systems.
JIS C 3409:1993 history
2009JIS C 3409 AMD 1:2009 High-voltage resistance cables for automobile (Amendment 1)
1993JIS C 3409:1993 High-voltage resistance cables for automobile