Coolant pump — Mk4 Golf Cooling (2003 - 2004)
Factory title: Volkswagen Golf/Golf R32 (2003 - 2006) - Coolant pump
Coolant pump for the Volkswagen Golf Mk4 (2003 - 2004): factory exploded diagram 121045 from the Volkswagen ETKA parts catalogue, group 11 Drive cooling, listing 38 OEM part numbers across 44 catalogued positions including 038 121 065 BG, 1J0 121 086 AQ and 1J0 121 087 B. Parts on this plate carry the engine code AXR. Published by Type 19 Specialists; the complete Mk4 Golf catalogue is in print as the Mk4 Golf Master Parts Catalogue.
Parts on this diagram
This Mk4 Golf plate lists 38 OEM part numbers across 44 numbered positions.
| № | Description | Part number |
|---|---|---|
| Coolant cooling system 1.9 ltr. 4-cylinder Diesel eng.+AXR 1.9 ltr. AXR | — | |
| (10) | Coolant pipe | 038 121 065 BG |
| (16) | Coolant hose(Flange > oil cooler > coolant pipe) | 1J0 121 086 AQ |
| (21) | Distributor | 1J0 121 087 B |
| (32) | Coolant hose(exh.gas cooler > flange)for vehicles with glow plugheater | 1J0 122 157 FL |
| (33) | Bracket only for: A 1-13 XC 5-251 J 0 122 157 FL A 1-13 XC 5-251 J 0 122 157 FL | N 103 283 01 |
| (34) | Coolant hose(throttle valve housing > breather tube > junction piece > cylinder head)for vehicles with glow plugheater | 1J0 122 447 ER |
| (45) | Spring band clamp 14 X 12 14 X 12 | N 906 867 01 |
| (46) | Spring band clamp 23 X 12 23 X 12 | N 906 869 01 |
| (47) | Spring band clamp 27 X 12 27 X 12 | N 906 870 01 |
| (49) | Spring band clamp 40 X 12 40 X 12 | N 906 872 01 |
| 1 | Coolant hose(Coolant radiator/pump) | 1J0 122 051 H |
| 11 | seal ring 20,5 X 5,5 20,5 X 5,5 | 06B 121 687 |
| 12 | Socket head bolt with hexagonsocket head (combination) M 10 X 25 M 10 X 25 | N 905 882 01 |
| 13 | bolt, hexagon headself-locking M 7 X 12 M 7 X 12 | N 010 227 6 |
| 13 | bolt, hexagon headself-locking M 7 X 12 M 7 X 12 | N 010 227 9 |
| 19 | see illustration: 121-075 121-075 | — |
| 2 | Quick acting coupling | 6Q0 122 291 F |
| 20 | Coolant hose(Flange>coolant radiator) | 1J0 122 101 A |
| 22 | Quick acting coupling also use: N 906 558 01 N 906 558 01 | 1J0 122 291 |
| 22 | Quick acting coupling also use: N 906 872 01 N 906 872 01 | 1J0 122 291 |
| 25 | Coolant hose withquick release coupling(Heat exchanger>coolant p.) | 1J0 122 073 A |
| 26 | Quick acting coupling | 1J0 122 291 D |
| 28 | Coolant hose withquick release coupling(exhaust gas cooler > heat exchanger) | 1J0 122 157 FE |
| 29 | Quick acting coupling | 7M0 122 291 |
| 3 | O-ring 32 X 4 32 X 4 | N 907 653 01 |
| 32 | Coolant hose(exh.gas cooler > flange) | 1J0 121 157 AK |
| 33 | Bracket only for: 14 X 5-25 X 111 J 0 121 157 AK 14 X 5-25 X 111 J 0 121 157 AK | N 104 320 01 |
| 34 | Coolant hose(throttle valve housing > breather tube > junction piece > cylinder head) | 1J0 122 447 ES |
| 35 | Coolant hose(Expansion tank > coolant pipe) | 1J0 121 447 AC |
| 36 | Coolant hose(Expansion tank > coolant pipe) | 1J0 122 109 BG |
| 37 | Clip | 1J0 121 093 AS |
| 39 | see illustration: 131-035 POS.1 131-035 POS.1 | — |
| 4 | retaining spring 32 MM 32 MM | 1J0 121 142 |
| 40 | see illustration: 131-035 POS.1 131-035 POS.1 | — |
| 41 | see illustration: 201-026 201-026 | — |
| 43 | see illustration: 121-075 121-075 | — |
| 45 | Spring band clamp A 14 X 12 A 14 X 12 | N 102 922 01 |
| 46 | Spring band clamp 23 X 12 23 X 12 | N 906 555 01 |
| 47 | Spring band clamp 27 X 12 27 X 12 | N 906 556 01 |
| 48 | Spring band clamp 32 X 12 32 X 12 | N 906 557 01 |
| 48 | Spring band clamp 32 X 12 32 X 12 | N 906 871 01 |
| 49 | Spring band clamp 40 X 12 40 X 12 | N 906 558 01 |
| 8 | Bracket | 1J0 121 093 C |
From the Type 19 workshop
Volkswagen Golf Mk4 work in the Type 19 workshop — the same cars these cooling diagrams are drawn from.
Fitment and applicability
What this plate covers, as the factory catalogue records it — nothing here is inferred from the part names.
- Vehicle
- Volkswagen Golf Mk4
- Model years
- 2003 - 2004
- Generation region
- MEX, RDW
- Generation code
- 405
- Engine codes on this plate
- AXR
- Factory group
- 11 Drive cooling
- Factory subgroup
- 121045
Related factory diagrams
Other published cooling plates for the Mk4 Golf in this catalogue.
The complete Mk4 Golf parts catalogue in print
Questions about this diagram
- Which VW part numbers are on the coolant pump diagram for the Mk4 Golf?
- This diagram lists 38 OEM part numbers for the Mk4 Golf. The first three are 038 121 065 BG, 1J0 121 086 AQ and 1J0 121 087 B.
- Which Mk4 Golf years and engines does this diagram cover?
- This plate is from the Mk4 Golf 2003 - 2004 generation (MEX, RDW). The parts on it carry the engine code AXR.
- Where is the complete Mk4 Golf factory parts catalogue?
- The Mk4 Golf Master Parts Catalogue is available in print and as a PDF from Type 19 Specialists at /shop/library/catalogue-mk4-mechanical/. It carries every plate in this catalogue, not just this one.