| | | | Coolant cooling system | 2.0 Ltr. | | 4-cylinder+ ALT |
| | 1 | 8E0 121 049 N | Coolant hose withquick release coupling(Expansion tank > coolant regulator housing > coolant radiator) | | 1 | |
| | - | 1J0 121 142 | retaining spring | 32MM | 1 | |
| | - | N90 765 301 | O-ring | 32X4 | 1 | |
| | 2 | 357 121 140 | Bungs | | 1 | |
| | 3 | | Coolant regulator see illustration: | 121-075 | | |
| | 4 | 06B 121 065 A A | Coolant pipe | return | 1 | |
| | 5 | N90 365 302 | O-ring | 20X3 | 1 | |
| | 6 | N10 156 305 | Hex collared bolt | M6X12 | 1 | |
| | 7 | N90 945 002 | hexagon socket head bolt withshoulder | M7X21, 5 | 1 | |
| | 8 | 078 133 335 A | Cap closure | | 1 | |
| | 11 | 06B 121 057 J | Coolant hose(Coolant regulator > coolant pipe) | | 1 | |
| | 13 | 06B 121 070 L | Coolant pipe | feed | 1 | |
| | 14 | N90 534 203 | Seal bolt with sealingring | M10X1X10 | 1 | |
| | 15 | 06B 971 897 B | Clip | | 1 | |
| | 16 | N10 347 003 | Socket head bolt withinner hex round head | M6X16 | 2 | |
| | 18 | 06B 121 056 F | Coolant hose(Throttle valve connection > coolant pipe) | | 1 | |
| | 19 | 06B 121 058 B L | Coolant hose(Throttle valve connection > coolant pipe) | | 1 | |
| | 20 | 06B 121 058 B F | Coolant hose(oil cooler > water pipe) | | 1 | |
| | 21 | 06B 121 101 E | Coolant hose(Flange>coolant pipe) | | 1 | |
| | 22 | 8E0 121 101 | Coolant hose withquick release coupling andbreather connection(Expansion tank coolantradiator>coolant pipe) | | 1 | |
| | - | 1J0 121 142 | retaining spring | 32MM | 1 | |
| | - | N90 765 301 | O-ring | 32X4 | 1 | |
| | 23 | 8E0 121 107 G | Coolant hose(Expansion tank > coolant radiator) | | 1 | |
| | 28 | 06B 121 132 D | flange with sealing ring andquick-action coupling | | 1 | |
| | 29 | 037 121 687 | seal ring | 36X3, 15 | 1 | |
| | 30 | N90 316 801 | O-ring | 19, 6X3, 65 | 2 | |
| | 31 | 032 121 142 | retaining spring | | 2 | |
| | 32 | | Temperature sensor see illustration: | 919-040 | | |
| | 33 | N09 026 19 | hexagon head bolt (combi) | M6X20 | 1 | |
| | 37 | | Cooler for coolant see illustration: | 121-070 | | |
| | 38 | | Coolant hose see illustration: | 819-050 | | |
| | 39 | | throttle valve adapter see illustration: | 133-020 | | |
| | 40 | | Oil cooler see illustration: | 115-021 | | |
| | 42 | N90 686 701 | Spring band clamp | 14X12 | X | |
| | 43 | 4B0 422 379 | Spring band clamp | 16X1, 2 | 1 | |
| | 44 | N90 655 301 | Spring band clamp | 17X12 | X | |
| | 45 | N90 686 901 | Spring band clamp | 23X12 | X | |
| | 46 | N90 687 001 | Spring band clamp | 27X12 | X | |
| | 47 | N90 687 101 | Spring band clamp | 32X12 | X | |
| | 48 | 06B 145 917 | Spring band clamp | 35X12 | 1 | |
| | 49 | N90 687 201 | Spring band clamp | 40X12 | X | |