14. The expert from Germany introduced ECE/TRANS/WP.29/GRRF/2017/12 as amended by GRRF-84-04 (Justification), clarifying the verification of the sufficient movement on the balancer without having to take measurements underneath the trailer in a potentially unsecure position. GRRF adopted this proposal.

15. GRRF requested the secretariat to submit the three official documents above as draft Supplement 15 to the 11 series of amendments to Regulation No. 13 for consideration and vote by WP.29 and AC.1 at their March 2018 session.

11. The Chair of GRRF recalled the purpose of ECE/TRANS/WP.29/GRRF/2013/13, adopted during the seventy-fifth GRRF session. The document remained on the agenda of GRRF, pending submission to the World Forum for Harmonization of Vehicle Regulations (WP.29) and the Administrative Committee of the 1958 Agreement (AC.1) of the adopted text for Regulation No. 89 (Speed limitation devices).

8. The Chair recalled the purpose of ECE/TRANS/WP.29/GRRF/2012/11 on introducing an electro-hydraulic transmission for electrical brake systems. The expert from Germany reported on the progress made. He added that a revised proposal might be submitted for consideration at the September 2013 session of GRRF. GRRF agreed to resume the discussion at its next session, keeping the document as a reference.

9. The expert from Japan introduced ECE/TRANS/WP.29/GRRF/2013/3, superseding ECE/TRANS/WP.29/GRRF/2011/34 and proposing clarification on the reference to Regulation No. 10 in Regulations Nos. 13 and 13-H. The expert from OICA introduced GRRF-74-13, proposing a similar amendment to Regulations Nos. 13 and 13-H but also amending Regulations Nos. 79 and 89 as well as the new Regulations on Advance Emergency Braking System (AEBS) and Lane Departure Warning System (LDWS). Following the discussion, the expert from the Russian Federation withdrew GRRF-74-33. GRRF agreed to reconsider GRRF-74-13 at its next session on the basis of an official document.

10. The expert from Germany introduced ECE/TRANS/WP.29/GRRF/2012/21, proposing to remove the signature of the Type Approval Authority from the test report defined in Annex 12 of Regulation No. 13. GRRF adopted this document and requested the secretariat to submit it to WP.29 and AC.1 for consideration at their June 2013 sessions as part of draft Supplement 10 to the 11 series of amendments to Regulation No. 13 (see para. 5).

12. The Chair of GRRF recalled the purpose of ECE/TRANS/WP.29/GRRF/2017/2 proposing to delete an obsolete provision in Annex 5 to Regulation No. 13, adopted at the previous session and kept on the agenda.

90. In ECE/TRANS/WP.29/2018/9, Annex 21, paragraph 2.1.4., second subparagraph, amend to read:

“Additionally, interventions by systems related to the vehicle stability function (including traction control, trailer stability assist, corner brake control, other similar functions that use throttle individual torque control to operate and share common components with vehicle stability function, and ESC or VSF intervention on the steering angle of one or more wheels for the purpose of vehicle stability) may also be indicated to the driver by this flashing optical warning signal.”

13. The expert from CLEPA introduced ECE/TRANS/WP.29/GRRF/2017/11 with a clarification of Footnote 12. GRRF adopted this proposal.

15. GRRF requested the secretariat to submit the three official documents above as draft Supplement 15 to the 11 series of amendments to Regulation No. 13 for consideration and vote by WP.29 and AC.1 at their March 2018 session.

13. The expert from CLEPA presented ECE/TRANS/WP.29/GRRF/2016/27, as amended by GRRF-82-03. GRRF supported the aim of this proposal. The proposal received several comments of editorial nature. GRRF agreed to keep both documents on the agenda of the next GRRF session.

14. The expert from CLEPA presented ECE/TRANS/WP.29/GRRF/2016/27, as amended by GRRF-82-03. Following discussions, the experts from the European Commission and from CLEPA presented GRRF-83-31. GRRF agreed to resume consideration of this subject and requested the secretariat to distribute this informal document with an official symbol at its September 2017 session.

90. In ECE/TRANS/WP.29/2018/9, Annex 21, paragraph 2.1.4., second subparagraph, amend to read:

“Additionally, interventions by systems related to the vehicle stability function (including traction control, trailer stability assist, corner brake control, other similar functions that use throttle individual torque control to operate and share common components with vehicle stability function, and ESC or VSF intervention on the steering angle of one or more wheels for the purpose of vehicle stability) may also be indicated to the driver by this flashing optical warning signal.”

14. The expert from Germany introduced ECE/TRANS/WP.29/GRRF/2017/12 as amended by GRRF-84-04 (Justification), clarifying the verification of the sufficient movement on the balancer without having to take measurements underneath the trailer in a potentially unsecure position. GRRF adopted this proposal.

15. GRRF requested the secretariat to submit the three official documents above as draft Supplement 15 to the 11 series of amendments to Regulation No. 13 for consideration and vote by WP.29 and AC.1 at their March 2018 session.

12. The expert from France introduced ECE/TRANS/WP.29/GRRF/2016/26 proposing amendments to Annex 12 of Regulation No. 13. The proposal received a general support. The expert from Germany noted that some modifications of editorial nature might be necessary. GRRF agreed to revisit this item at its next session, on the basis of a revised proposal, that the experts from France and Germany volunteered to prepare.

15. The expert from Germany presented GRRF-83-07 based on ECE/TRANS/WP29/GRRF/2016/26, originally tabled by the expert from France. GRRF noted that the proposed amendment to para. 2.2.18. in Annex 12 already existed and the wording proposed could be clarified. GRRF agreed to resume consideration of this proposal on the basis of an official working document that the experts from Germany and France volunteered to prepare.

90. In ECE/TRANS/WP.29/2018/9, Annex 21, paragraph 2.1.4., second subparagraph, amend to read:

“Additionally, interventions by systems related to the vehicle stability function (including traction control, trailer stability assist, corner brake control, other similar functions that use throttle individual torque control to operate and share common components with vehicle stability function, and ESC or VSF intervention on the steering angle of one or more wheels for the purpose of vehicle stability) may also be indicated to the driver by this flashing optical warning signal.”