Which VW part numbers are on the 2006 secondary air pump diagram for the Mk4 Golf?

This diagram lists 55 OEM part numbers for the Mk4 Golf. The first three are N 020 353 5, N 020 282 1 and N 020 353 27.

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 codes AHF, ALH and ASV.

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.

2006 secondary air pump — Mk4 Golf Engine (2003 - 2004)

Factory title: Volkswagen Golf/Golf R32 (2003 - 2006) - Secondary air pump

Generation: Mk4 2003 - 2004 (MEX, RDW) Group: Engine Rebuild step 1 Parts: 70 Primary OEM: N 020 353 5, N 020 282 1, N 020 353 27

2006 secondary air pump for the Volkswagen Golf Mk4 (2003 - 2004): factory exploded diagram 131020 from the Volkswagen ETKA parts catalogue, group 01 Engine, listing 55 OEM part numbers across 70 catalogued positions including N 020 353 5, N 020 282 1 and N 020 353 27. Parts on this plate carry the engine codes AHF, ALH and ASV. 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 55 OEM part numbers across 70 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
	vacuum system Exhaust gas recirculation 1.9 ltr. Diesel eng.+AHF,ALH,ASV 1.9 ltr. AHFALHASV	—
-	Hose(Bulk stock) 3,5 X 2 3,5 X 2	N 020 353 5
-	hose in coils of 5 m'order unit 5' 5 X 3 5 X 3	N 020 282 1
-	Hose(Bulk stock) 3,5 X 2 3,5 X 2	N 020 353 5
-	hose in coils of 5 m'order unit 5' 3,5 X 2 3,5 X 2	N 020 353 27
-	hose in coils of 5 m'order unit 5' 5 X 3 5 X 3	N 020 282 1
-	hose in coils of 5 m'order unit 5' 3,5 X 2 3,5 X 2	N 020 353 27
-	Retaining plate	038 131 529
(1)	exhaust recirculation valve	045 131 501 C
(1)	exhaust recirculation valve	038 131 501 E
(1)	exhaust recirculation valve	045 131 501 L
(14)	Retaining plate	046 130 405
(14)	Retaining plate	1J0 906 483 C
(19)	holder forvacuum hose use if required: N 901 063 04 N 901 063 04	038 131 524
(2)	Connecting pipe Manualgearbox+ALH ALH	038 131 521 J
(22)	Retaining plate	038 103 945 B
(4)	Seal 22 MM Manualgearbox+ALH 22 MM ALH	038 131 547 A
(6)	Socket head bolt with hexagonsocket head (combination) M 6 X 18 Manualgearbox+ALH M 6 X 18 ALH	N 101 154 02
(7)	Socket head bolt with hexagonsocket head (combination) M 8 X 25 Manualgearbox+ALH M 8 X 25 ALH	N 090 315 1
10	Pressure converter(For turbocharger)	1J0 906 627 A
10	Pressure converter(For turbocharger) -EPW- -EPW-	1K0 906 627 E
11	Hexagon collar nut M 6 M 6	N 901 063 04
11	Hexagon collar nut M 6 M 6	N 901 063 02
12	Distance piece	052 129 734
13	Grommet	046 131 887
15	Non-return valve	046 905 291 A
16	Connecting pipe 4 X 6 4 X 6	06A 133 382 K
17	t-piece 4/4/4 4/4/4	113 201 943 B
17	t-piece 4-4-4 4-4-4	2D0 129 737 A
19	Cable ties 3,6 X 246 3,6 X 246	N 020 902 2
1A	Cooler for exhaustrecuperation Automatic+ALH ALH	038 131 513
2	Connecting pipe AHF,ASV AHFASV	038 131 521 J
20	Damper	038 129 807
21	hex hd. panel screw, shoulder 5 X 16 5 X 16	N 106 144 01
21	hex hd. panel screw, shoulder 5 X 16 5 X 16	N 106 144 02
23	Clamp 8-12 X 8 X 0,4 8-12 X 8 X 0,4	N 901 072 03
23	Hose clamp 8-12 X 8 X 0,4 8-12 X 8 X 0,4	N 024 528 1
24	shorten to: 350 MM 350 MM	—
25	shorten to: 80 MM 80 MM	—
26	shorten to: 170 MM 170 MM	—
27	shorten to: 45 MM 45 MM	—
28	shorten to: 530 MM 530 MM	—
29	shorten to: 360 MM 360 MM	—
2A	Connecting pipe Automatic+ALH ALH	038 131 521 F
2B	Connecting pipe Automatic+ALH ALH	038 131 521 E
3	Seal 32 MM 32 MM	069 131 547 D
30	shorten to: 1000 MM 1000 MM	—
31	shorten to: 60 MM 60 MM	—
32	shorten to: 180 MM 180 MM	—
33	shorten to: 120 MM 120 MM	—
34	shorten to: 50 MM 50 MM	—
35	shorten to: 320 MM 320 MM	—
36	shorten to: 80 MM 80 MM	—
37	shorten to: 300 MM 300 MM	—
38	Y-piece 4/4/4 4/4/4	056 129 971
39	Solenoid valve use if required: 038 131 529 038 131 529	1K0 906 283 A
39	Solenoid valve use if required: 038 131 529 038 131 529	1J0 906 283 C
3B	O-ring 55 X 3 55 X 3	N 905 216 04
3B	O-ring 55 X 3 55 X 3	N 905 216 01
4	Seal 22 MM AHF,ASV 22 MM AHFASV	038 131 547 A
4A	Seal 22 MM Automatic+ALH 22 MM ALH	038 131 547 A
5	Hexagon collar nutself-locking M 8 M 8	N 902 002 01
6	Socket head bolt with hexagonsocket head (combination) M 6 X 18 AHF,ASV M 6 X 18 AHFASV	N 101 154 02
6A	Socket head bolt with hexagonsocket head (combination) M 6 X 12 Automatic+ALH M 6 X 12 ALH	N 090 358 2
6B	Socket head bolt with hexagonsocket head (combination) M 8 X 22 Automatic+ALH M 8 X 22 ALH	N 904 154 03
6B	Screw with int. serrations M 8 X 20 Automatic+ALH M 8 X 20 ALH	N 910 488 02
6C	Socket head bolt with hexagonsocket head (combination) M 6 X 20 Automatic+ALH M 6 X 20 ALH	N 907 716 01
7	Socket head bolt with hexagonsocket head (combination) M 8 X 25 AHF,ASV M 8 X 25 AHFASV	N 090 315 1
9	Pressure converter(for exhaust gas recirculationvalve)	1J0 906 627
9	Pressure converter(for exhaust gas recirculationvalve) N 18 N 18	1K0 906 627 D

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: 2003 - 2004
Generation region: MEX, RDW
Generation code: 405
Engine codes on this plate: AHF, ALH, ASV
Factory group: 01 Engine
Factory subgroup: 131020

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 2006 secondary air pump diagram for the Mk4 Golf?: This diagram lists 55 OEM part numbers for the Mk4 Golf. The first three are N 020 353 5, N 020 282 1 and N 020 353 27.
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 codes AHF, ALH and ASV.
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.