Collision-triggered battery isolation is an essential part of plug-in hybrid safety. The 3WA915459B 2463-P1-000072 High-Voltage Pyrofuse replaces the deployed unit in selected Volkswagen, CUPRA, Škoda and Audi PHEV models, including the Golf MK8 GTE and Tiguan eHybrid. Supplied new with a 1-year warranty; coding may be required after installation. https://xenons4u.co.uk/3wa915459b-high-voltage-pyrofuse.html