MULTIFUNCTIONAL RELAY FITS: SEAT LEON 1.6 TDI/1.9 TDI/1.4 TSI/2.0 TFSI/2.0 CUPRA R/1.6 LPG/1.2 TSI.SEAT ALTEA 2.0 TDI/2.0 TFSI/1.4 TSI/1.6. I. Relay Function. Relay Number. We will get back to you as soon as possible in 1-2 working hours and in 24 hours during the weekend.