UN R83: Proposal for amendment to supplement 05,06 and 07 series of amendments
Reference Number: GRPE-83-15
Proposes
• a technically neutral description for the measurement of crankcase pressure in Type III Test.
• the option to test a four-wheel vehicle without being forced to use an artificially created two-wheel drive
mode.
UN R83: Proposal for introduction of Special Purpose Vehicles as defined in RE3
Reference Number: GRPE-83-16
Definition and exemptions for special purpose vehicles are necessary. Possible amendments have been shown for
• New definitions in R.E.3 and
• Requirementemissiontothegreatestextent,
• ExemptionsfordriverinducementsystemandCOP/in-serviceconformity.