Download: WP.29/1146 from UNECE: .pdf format .docx format
Download: WP.29/1146/Add.1 from UNECE: .pdf format .docx format
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19.18. UN GTR No.18 (On-board diagnostics for two- or three-wheeled motor vehicles)
Other documents
GRPE-79-23 | GTR 18: Consolidated draft amendment to introduce OBD2