| | | | Coolant cooling system | 2.0 Ltr. | | 4-cylinder+ BGB,BUL,BWE, BPJ,BYK |
| | 1 | 8E0 121 049 L | Coolant hose withquick release coupling | | 1 | |
| | 2 | N90 765 301 | O-ring | 32X4 | 1 | |
| | 3 | 1J0 121 142 | retaining spring | 32MM | 1 | |
| | 4 | | Temperature sensorNo replacement part | | | |
| | 5 | | O-ringNo replacement part | | | |
| | 6 | | retaining springNo replacement part | | | |
| | 7 | 8E0 121 101 R | Coolant hose withquick release coupling | | 1 | |
| | 8 | 8E0 121 107 A B | Vent hose | | 1 | |
| | 9 | 06D 121 071 R | Coolant pipe | | 1 | |
| | 10 | N90 483 204 | Hexagon bolt contained in: | M6X8 06D 121 071 R | 1 | |
| | 11 | N01 380 42 | seal ring contained in: | 6X10 06D 121 071 R | 1 | |
| | 12 | N91 009 801 | Hex socket head collared bolt | M6X12 | 2 | |
| | 13 | 06D 121 101 B | Coolant hose | | 1 | |
| | 14 | 06D 121 057 L | Coolant hose | | 1 | |
| | 15 | 06D 121 065 L | Coolant pipe | | 1 | |
| | 16 | N91 009 801 | Hex socket head collared bolt | M6X12 | 1 | |
| | 17 | 06F 121 057 D | Coolant hose | | 1 | |
| | 18 | 06D 121 065 J | Coolant pipe | | 1 | |
| | 19 | N90 365 302 | O-ring | 20X3 | 1 | |
| | 20 | N90 808 201 | Hexagon socket head panel bolt | 6X18, 5 | 1 | |
| | 21 | N91 009 801 | Hex socket head collared bolt | M6X12 | 1 | |
| | 22 | 06D 121 521 C | Bracket mount | | 1 | |
| | 23 | 06D 121 058 Q | Coolant hose(Coolant pipe > oil cooler) | | 1 | |
| | 24 | 06D 121 082 B | Coolant hose(Coolant pipe>coolant pipe) | | 1 | |
| | 25 | 06D 121 085 C | Coolant pipe | | 1 | |
| | 26 | N90 817 003 | Hexagon socket head panel bolt | 6X17 | 1 | |
| | (26) | N91 009 801 | Hex socket head collared bolt | M6X12 | 1 | |
| | (27) | 06D 121 492 J | Coolant pipe | | 1 | |
| | 28 | 06A 145 541 J | Banjo bolt | M14X26 | 3 | |
| | 29 | N01 381 49 | seal ring | 14, 2X17, 9X1, 5 | 6 | |
| | 30 | N01 470 213 | Socket head bolt withhexagon socket head only to be used for: | M6X15 06D 121 492 H | 1 | |
| | 31 | N10 225 401 | Socket head bolt withinner multipoint head only to be used for: | M8X20 06D 121 492 F 06D 121 492 H 06D 121 492 J | 1 | |
| | 32 | 06F 133 833 C | Heat insulation only to be used for: | 06D 121 492 F 06D 121 492 H 06D 121 492 J | 1 | |
| | 33 | 06D 121 497 A | Coolant pipe | | 1 | |
| | 34 | N10 216 802 | hexagon head bolt (combi) | M10X16-S1 | 1 | |
| | 35 | N10 115 307 | Socket head bolt | M6X12 | 1 | |
| | 36 | 06D 133 833 A | Heat insulation only to be used for: | 06D 121 497 A | 1 | |
| | 40 | | Cooler for coolant see illustration: | 121-070 | | |
| | 41 | | Reservoir see illustration: | 121-070 | | |
| | 42 | | Coolant regulator see illustration: | 121-075 | | |
| | 43 | | Oil cooler see illustration: | 115-055 | | |
| | 44 | | water connection see illustration: | 121-076 | | |
| | 45 | | Coolant hose see illustration: | 819-050 | | |
| | 46 | | Exhaust gas turbocharger see illustration: | 145-065 | | |
| | 50 | 4B0 422 379 | Spring band clamp | 16X1, 2 | X | |
| | 51 | 06B 145 917 A | Spring band clamp | 21X12 | X | |
| | 52 | N90 686 901 | Spring band clamp | 23X12 | X | |
| | 53 | N90 687 001 | Spring band clamp | 27X12 | X | |
| | 54 | N91 106 101 | Spring band clamp | 30X12 | X | |
| | 55 | 06B 145 917 | Spring band clamp | 35X12 | X | |
| | 56 | N90 687 201 | Spring band clamp | 40X12 | X | |