Which VW part numbers are on the secondary air pump diagram for the Mk4 Golf?

This diagram lists 19 OEM part numbers for the Mk4 Golf. The first three are N 903 086 05, 06A 959 253 B and 066 131 149 D.

Which Mk4 Golf years and engines does this diagram cover?

This plate is from the Mk4 Golf 2002 generation (RDW). The parts on it carry the engine code BFH.

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.

Secondary air pump — Mk4 Golf Engine (2002)

Factory title: Volkswagen Golf/Golf R32 (2002) - Secondary air pump

Generation: Mk4 2002 (RDW) Group: Engine Rebuild step 1 Parts: 21 Primary OEM: N 903 086 05, 06A 959 253 B, 066 131 149 D

Secondary air pump for the Volkswagen Golf Mk4 (2002): factory exploded diagram 131004 from the Volkswagen ETKA parts catalogue, group 01 Engine, listing 19 OEM part numbers across 21 catalogued positions including N 903 086 05, 06A 959 253 B and 066 131 149 D. Parts on this plate carry the engine code BFH. 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 19 OEM part numbers across 21 numbered positions.

Exploded view from the factory parts catalogue. Click a row in the parts table to highlight its position on this diagram. Click any position on the diagram to scroll to its row.

№	Description	Part number
	Secondary air pump 3.2 Ltr. 6-cylinder+BFH 3.2 Ltr. BFH	—
(5)	Socket head bolt withinner multipoint head M 8 X 14 M 8 X 14	N 903 086 05
1	Secondary air pump	06A 959 253 B
10	Connecting hose	066 131 149 D
11	Connecting hose	066 131 149 B
12	Non-return valve	1J0 131 351 A
13	Adapter	022 131 119 B
14	Seal	06A 131 120 A
15	kombi valve	021 131 101 E
16	Seal	022 131 120 A
17	Socket head bolt withinner multipoint head M 6 X 22 M 6 X 22	N 905 006 05
18	Socket head bolt withhexagon socket head M 6 X 15 M 6 X 15	N 014 702 10
19	see illustration: 133-082 133-082	—
2	Stop buffer	06A 133 567 A
3	Retainer for pump	022 131 085 F
4	Hexagon collar nut M 6 M 6	N 015 082 5
5	Socket head bolt M 6 X 16 M 6 X 16	N 102 261 03
6	double cable tie	4A0 820 199
7	Solenoid valve	1J0 906 283 B
8	Intake manifold	1J0 131 128 AB
9	Cable ties 4,6 X 200 4,6 X 200	N 906 661 01

From the Type 19 workshop

Volkswagen Golf Mk4 work in the Type 19 workshop — the same cars these engine diagrams are drawn from.

Volkswagen OEM Parts Catalogues and Torque reference manuals! Get amongst it. Volkswagen OEM Parts Catalogues and Torque reference manuals from Type 19 Specialists — the printed editions the free catalogue pages 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: 2002
Generation region: RDW
Generation code: 266
Engine codes on this plate: BFH
Factory group: 01 Engine
Factory subgroup: 131004

Related factory diagrams

Other published engine plates for the Mk4 Golf in this catalogue.

2001 alternator versions 1998 · subgroup 903060
2001 alternator versions 1998 · subgroup 903000
2001 conrod bearings crankshaft 1998 · subgroup 105015
2001 conrod bearings crankshaft 1998 · subgroup 105027
2001 conrod bearings crankshaft 1998 · subgroup 105025
2001 cylinder block with pistons oil sump 1998 · subgroup 103077
2001 cylinder block with pistons oil sump 1998 · subgroup 103075
2001 cylinder block with pistons oil sump 1998 · subgroup 103071

The complete Mk4 Golf parts catalogue in print

Questions about this diagram

Which VW part numbers are on the secondary air pump diagram for the Mk4 Golf?: This diagram lists 19 OEM part numbers for the Mk4 Golf. The first three are N 903 086 05, 06A 959 253 B and 066 131 149 D.
Which Mk4 Golf years and engines does this diagram cover?: This plate is from the Mk4 Golf 2002 generation (RDW). The parts on it carry the engine code BFH.
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.