GRVA/2026/19
UN R79: Proposal for Supplements to the 03 and 04 series of amendments
Source(s)
Date
13 Apr 2026
Status
GR amended and approved
Subject
Impact
03 series of amendments | Supplement 17
04 series of amendments | Supplement 12
Meeting(s)

Proposal to insert new Paragraph 6.2.5.1.1. into UN R79 (Supplements 17 to 03 series and 12 to 04 series):

  • Insert new Paragraph 6.2.5.1.1. into UN R79
  • If requested by the vehicle manufacturer, the vehicle may undergo up to ten figure-eight manoeuvres, where each loop of the figure is 40m diameter at 10km/h speed with intact steering equipment, before the measurement of steering efforts with a failure in the steering equipment
  • Clarify pre-test conditions for measuring steering effort under a failure condition
  • Stabilize power steering oil temperature, particularly for vehicles of category N3 and M3

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