The final position on high-voltage isolation should be confirmed by the person actually responsible for that stage. The supplier provides tool lists, training records, repair documentation, and escalation contacts; internally, the importer has the procurement, logistics, after-sales, or compliance lead sign off according to their responsibilities. Multiple participants do not mean responsibility is dispersed. Without a sign-off, there is no clear stop point when dealers lack diagnostics, documentation, or safe-work capability after selling vehicles.
See What service documents should dealers request from a China car export partner? for another item requiring confirmation. To review an actual Chilean importer order, submit the destination country, model, quantity, and existing documents through WhatsApp, noting the pending high-voltage isolation item in repair capability and technician readiness.