Chart 4: HV RESS Status indicator states
Light Status RESS Status
Green Safe
Red
Danger( Isolation fault)
Chart 5: Ready-to-move indicator states
Light Status Vehicle Status
Off
HV system deenergised
White( front) Orange( rear) White( front) Orange( rear)
Always on
Flashing
HV system energised – vehicle ready to move
Charging or energising Motorsport UK 2025 National Competition Rules Version 11
Chapter 7 Appendix 13- Charts and Diagrams 294