| Seat Leon III (ab 2012) | 1.2 16v TSI | 63 kW / 86 PS | CJZB | BOSCH | MED17.5.21 |
| Seat Leon III (ab 2012) | 1.2 16v TSI | 77 kW / 105 PS | CJZA | BOSCH | MED17.5.21 |
| Seat Leon II (2005 - 2012) | 1.2 8v TSI | 77 kW / 105 PS | CMXA | SIEMENS | SIMOS 10.12 |
| Seat Leon II (2005 - 2012) | 1.2 8v TSI | 77 kW / 105 PS | CBZB | TEMIC | DQ200 |
| Seat Leon II (2005 - 2012) | 1.2 8v TSI | 77 kW / 105 PS | CBZB | SIEMENS | SIMOS 10.12 |
| Seat Leon I (1999 - 2006) | 1.4 16v | 55 kW / 75 PS | BCA | BOSCH | ME7.X 4Mbit |
| Seat Leon I (1999 - 2006) | 1.4 16v | 55 kW / 75 PS | AXP | BOSCH | ME7.X 4Mbit |
| Seat Leon I (1999 - 2006) | 1.4 16v | 55 kW / 75 PS | APE | MAGNETI MARELLI | IAW 4TV |
| Seat Leon I (1999 - 2006) | 1.4 16v | 55 kW / 75 PS | AHW | MAGNETI MARELLI | IAW 4MV |
| Seat Leon I (1999 - 2006) | 1.4 16v | 55 kW / 75 PS | AHW | BOSCH | ME7.X 4Mbit |
| Seat Leon II (2005 - 2012) | 1.4 16v | 63 kW / 86 PS | CGGB | MAGNETI MARELLI | IAW 4HV |
| Seat Leon II (2005 - 2012) | 1.4 16v | 63 kW / 86 PS | BXW | MAGNETI MARELLI | IAW 4HV |
| Seat Leon III (ab 2012) | 1.4 16v TGI | 81 kW / 110 PS | CPWA | BOSCH | MED17.5.21 |
| Seat Leon II (2005 - 2012) | 1.4 16v TSI | 92 kW / 125 PS | CAXC | BOSCH | MED17.5.5 |
| Seat Leon II (2005 - 2012) | 1.4 16v TSI | 92 kW / 125 PS | CAXC | BOSCH | MED17.5.20 |
| Seat Leon I (1999 - 2006) | 1.6 16v | 77 kW / 105 PS | BCB | BOSCH | ME7.X 4Mbit |
| Seat Leon I (1999 - 2006) | 1.6 16v | 77 kW / 105 PS | AZD | BOSCH | ME7.X 4Mbit |
| Seat Leon I (1999 - 2006) | 1.6 16v | 77 kW / 105 PS | AUS | BOSCH | ME7.X 4Mbit |
| Seat Leon II (2005 - 2012) | 1.6 16v TDI | 75 kW / 102 PS | CCSA | SIEMENS | PCR 2.1 |
| Seat Leon II (2005 - 2012) | 1.6 16v TDI | 77 kW / 105 PS | CAYC | TEMIC | DQ200 |
| Seat Leon II (2005 - 2012) | 1.6 16v TDI | 77 kW / 105 PS | CAYC | SIEMENS | PCR 2.1 |
| Seat Leon II (2005 - 2012) | 1.6 16v TDI | 66 kW / 90 PS | CAYB | SIEMENS | PCR 2.1 |
| Seat Leon III (ab 2012) | 1.6 16v TDI | 77 kW / 105 PS | CLHA | TEMIC | DQ200 |
| Seat Leon III (ab 2012) | 1.6 16v TDI | 77 kW / 105 PS | CLHA | SIEMENS | PCR 2.1 |
| Seat Leon III (ab 2012) | 1.6 16v TDI | 77 kW / 105 PS | CLHA | BOSCH | EDC17C64 |
| Seat Leon I (1999 - 2006) | 1.6 8v | 75 kW / 102 PS | BFQ | SIEMENS | SIMOS7.1 |
| Seat Leon I (1999 - 2006) | 1.6 8v | 74 kW / 101 PS | AKL | BOSCH | ME7.X 4Mbit |
| Seat Leon I (1999 - 2006) | 1.6 8v | 74 kW / 101 PS | AEH | SIEMENS | SIMOS3 |
| Seat Leon II (2005 - 2012) | 1.6 8v | 75 kW / 102 PS | BSF | SIEMENS | SIMOS 7.1 |
| Seat Leon II (2005 - 2012) | 1.6 8v | 75 kW / 102 PS | BSE | SIEMENS | SIMOS 7.1 |
