Which Mk3 Golf years and engines does this diagram cover?

This plate is from the Mk3 Golf 1997 generation (RDW). The parts on it carry the engine codes 1Y, 1Z, AAM, AAZ, ABF, ACC, ADZ and AEP.

Where is the complete Mk3 Golf factory parts catalogue?

The Mk3 Golf Master Parts Catalogue is available in print and as a PDF from Type 19 Specialists at /shop/library/catalogue-mk3-full/. It carries every plate in this catalogue, not just this one.

Cooler coolant reservoirflange 1 6 2 0 litres 4 cylinder — Mk3 Golf Cooling (1997)

Factory title: Volkswagen Golf (1997 - 1998) - Coolant pump

Generation: Mk3 1997 (RDW) Group: Drive cooling Rebuild step 8 Parts: 78 Primary OEM: N 011 673 3, 1H0 121 278, N 103 021 02

Cooler coolant reservoirflange 1 6 2 0 litres 4 cylinder for the Volkswagen Golf Mk3 (1997): factory exploded diagram 121070 from the Volkswagen ETKA parts catalogue, group 11 Drive cooling, listing 76 OEM part numbers across 78 catalogued positions including N 011 673 3, 1H0 121 278 and N 103 021 02. Parts on this plate carry the engine codes 1Y, 1Z, AAM, AAZ, ABF, ACC, ADZ and AEP. Published by Type 19 Specialists; the complete Mk3 Golf catalogue is in print as the Mk3 Golf Master Parts Catalogue.

Parts on this diagram

This Mk3 Golf plate lists 76 OEM part numbers across 78 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
	Cooler for coolant Reservoirflange 4-cylinder+AAM,ABF,AEP,ADZ,ACC,AGG,AFT,AKR,AKSDiesel eng.+1 Y,AAZ,1 Z,AEY,AFN,AHU,ALE 1ZAAZABFACCADZAEPAEYAFNAFTAGGAHUAKRALE	—
	Cooler for coolant Reservoirflange 4-cylinder	—
-	Washerfor vehicles with additionalcoolant radiator B 5,5 X 18 X 1,6 AAZ B 5,5 X 18 X 1,6 AAZ	N 011 673 3
-	spacer bushfor vehicles with additionalcoolant radiator AAZ AAZ	1H0 121 278
-	Glow plug 1 Z,AEY,AFN,AHU 1ZAEYAFNAHU	N 103 021 02
(13)	flange with glow plugmounting II 1 Z,AEY,AFN,AHU,ALE II 1ZAEYAFNAHUALE	028 121 145 B
(13)	flange with sealing ring Automatic+AAM,AEP,ADZ,ACC,AGG,AFN,AKR,AHU ACCADZAEPAFNAGGAHUAKR	026 121 144 F
(13)	flange Automatic+AAM,AEP,ADZ,ACC,AGG,AFN ACCADZAEPAFNAGG	026 121 145 F
(13)	flange with sealing ring Automatic+AAM,AEP,ADZ,ACC,AGG,AFN,AKR ACCADZAEPAFNAGGAKR	026 121 144 B
(14)	flange Automatic+AFT	037 121 145 G
(14)	flange with sealing ring AFT,AKS AFTAKS	037 121 144 H
(14)	flange AFT AFT	037 121 145 F
(14)	flange with sealing ring Automatic+AFT,AKS AKS	037 121 144 J
(15)	flangefor vehicles with electroni-cally regulated air condit. ABF ABF	037 121 145 H
(15)	flange with sealing ringfor vehicles with electroni-cally regulated air condit. ABF ABF	037 121 144 M
(19)	double stud with hexagon drive M 6 X 55/M 6 X 9 M 6 X 55/M 6 X 9	N 905 932 01
(2)	flange with sealing ring 1 Z,AEY,AFN,AHU,ALE 1ZAEYAFNAHUALE	028 121 132 A
(2)	flange with sealing ring 1 Y,AAZ 1YAAZ	068 121 132 A
(2)	flange 1 Y,AAZ 1YAAZ	068 121 133 AE
(2)	flange 1 Z,AEY,AFN,AHU 1ZAEYAFNAHU	028 121 133 B
(22)	Cooler for coolant 630 X 320 MM Automatic+AEP,AGG,AFT,AKR,AKS 630 X 320 MM AFTAGGAKRAKS	1H0 121 253 H
(22)	Cooler for coolantfor models withtowing facilityfor vehicles with automatic 630 X 380 MM Air cond.+AAM,ABF,AEP,ADZ,AGG,AFT,AKR,AKS 630 X 380 MM ABFADZAEPAFTAGGAKRAKS	1H0 121 253 BA
(22)	Cooler for coolant 630 X 320 MM Automatic+AAM,ADZ 630 X 320 MM ADZ	1H0 121 253 D
(22)	Cooler for coolant 630 X 380 MM 1 Y,AAZ,AFN 630 X 380 MM 1YAAZAFN	1H0 121 253 AE
(22)	Cooler for coolant 630 X 320 MM ABF,AEP,1 Z,AEY,ACC,AGG,AFT,AHU,ALE,AKR,AKS 630 X 320 MM 1ZABFACCAEPAEYAFTAGGAHUAKRAKSALE	1H0 121 253 D
(22)	Cooler for coolant 525 X 320 MM AAM,ADZ 525 X 320 MM AAMADZ	1H0 121 253 R
(22)	Cooler for coolant 630 X 380 MM 1 Y,AAZ,AFN 630 X 380 MM 1YAAZAFN	1H0 121 253 BC
(22)	Cooler for coolantfor models withtowing facilityfor vehicle use in warmclimates 630 X 320 MM Automatic+AAM,ADZ 630 X 320 MM ADZ	1H0 121 253 H
(22)	Cooler for coolant 630 X 380 MM authoritypostpolice TAXI 630 X 380 MM	1H0 121 253 AE
(22)	Cooler for coolant 630 X 380 MM authoritypostpolice TAXI 630 X 380 MM	1H0 121 253 BC
(29)	Cover cap G 12 G 12	1H0 121 422 D
(3)	flange with sealing ring ABF ABF	037 121 132 J
(32)	Coolant additive	G 011 A8C A8
(32)	coolant additive, plus Service fluid	G 012 A8F M1
(32)	Coolant additive	G 012 A8D A1
(32)	coolant additive, plus Service fluid	G 012 A8F M8
(32)	Coolant additive	G 012 A8D A8
(32)	coolant additive, plus Service fluid	G 012 A8F M8
(5)	seal ring 50 X 3,15 AFT,AKS 50 X 3,15 AFTAKS	037 121 688
1	flange with sealing ring AAM,AEP,ADZ,ACC,AGG,AKR,AKS AAMACCADZAEPAGGAKRAKS	037 121 132 E
1	flange with sealing ring also use: 357 121 140 N 903 168 02025 121 142 AAM,AEP,ADZ,ACC,AGG,AKR 357 121 140 N 903 168 02025 121 142 AAMACCADZAEPAGGAKR	037 121 132 E
1	flange also use: 357 121 140 N 903 168 02025 121 142 AAM,AEP,ADZ,ACC,AGG 357 121 140 N 903 168 02025 121 142 AAMACCADZAEPAGG	037 121 133 F
10	O-ring 19,6 X 3,65 AAM,AEP,ADZ,ACC,AGG,AFT,AKR,AKS 19,6 X 3,65 AAMACCADZAEPAFTAGGAKRAKS	N 903 168 01
11	retaining spring	032 121 142
11	retaining spring	025 121 142
13	flange AAM,1 Y,AAZ,1 Z,AEP,ADZ,AEY,ACC,AGG,AFN,AHU 1Y1ZAAMAAZACCADZAEPAEYAFNAGGAHU	037 121 145
13	flange with sealing ring AAM,1 Y,AAZ,1 Z,AEP,ADZ,AEY,ACC,AGG,AFN,AHU,ALE,AKR 1Y1ZAAMAAZACCADZAEPAEYAFNAGGAHUAKRALE	026 121 144 A
13	flange with sealing ring AAM,1 Y,AAZ,1 Z,AEP,ADZ,AEY,ACC,AGG,AFN,AHU,ALE,AKR 1Y1ZAAMAAZACCADZAEPAEYAFNAGGAHUAKRALE	026 121 144 E
14	flange Automatic+AAZ	068 121 145 AA
15	flange ABF ABF	027 121 145 B
18	double stud with hexagon drive M 6 X 22/M 6 X 14 M 6 X 22/M 6 X 14	027 121 631 A
19	hexagon head bolt (combi) M 6 X 22 M 6 X 22	N 902 809 01
2	flange with sealing ringfor vehicles with air condit.for vehicles with automatic AAZ AAZ	068 121 132 B
2	flangefor vehicles with air condit.for vehicles withautomatic AAZ AAZ	068 121 133 AF
22	Cooler for coolantfor vehicles with air condit. 630 X 380 MM ABF,1 Z,AEP,ADZ,ACC,AGG,AAM,AFT,AFN,AHU,ALE,AKR,AKS 630 X 380 MM 1ZAAMABFACCADZAEPAFNAFTAGGAHUAKRAKSALE	1H0 121 253 BA
22C	Damping sleeve 1 Y,AAZ,1 Z,AEY,AHU,ALE 1Y1ZAAZAEYAHUALE	1HM 121 267 E
22G	Additional cooler for coolantfor vehicles with air condit. AAZ AAZ	1H0 121 251
22G	Additional cooler for coolantfor models withtowing facility Automatic+AAZ	1H0 121 251
22H	Bracketfor vehicles with additionalcoolant radiator AAZ AAZ	1H0 145 808
22K	Hexagon boltfor vehicles with additionalcoolant radiator M 6 X 20 AAZ M 6 X 20 AAZ	N 010 217 10
22L	Washerfor vehicles with additionalcoolant radiator 5,5 X 18 X 1,6 AAZ 5,5 X 18 X 1,6 AAZ	N 011 673 5
23	hex. hd. self-tap bolt (combi) 6,6 X 19-D 6,6 X 19-D	N 905 426 03
23	hex. hd. self-tap bolt (combi) 6,3 X 19 6,3 X 19	N 905 426 02
25	Coolant expansion tank	1H0 121 407 A
26	End cap	1H0 121 321 C
26	End cap	1H0 121 321 A
26	End cap	357 121 321 C
27	O-ring 28,5 X 3,8 28,5 X 3,8	1H0 121 687 A
27	O-ring 28,5 X 3,8 28,5 X 3,8	1H0 121 687
28	double stud with hexagon drive 3 X 24/M 6 X 15,5 3 X 24/M 6 X 15,5	N 906 140 01
29	Cover cap G 11 G 11	357 121 422
3	flange ABF ABF	037 121 133 J
32	coolant additive, plus Service fluid	G 012 A8F M1
32	Coolant additive	G 011 A8C A1
5	seal ring 36 X 3,15 AAM,1 Y,AAZ,1 Z,AEP,ADZ,AEY,ACC,AGG,AFN,AHU,ALE,AKR 36 X 3,15 1Y1ZAAMAAZACCADZAEPAEYAFNAGGAHUAKRALE	037 121 687
6	Seal ABF ABF	027 121 139 A
7	O-ring 29,2 X 3 ABF 29,2 X 3 ABF	N 902 954 01
9	Bungs AAM,AEP,ADZ,ACC,AGG,AFT,AKR,AKS AAMACCADZAEPAFTAGGAKRAKS	357 121 140

From the Type 19 workshop

Volkswagen Golf Mk3 work in the Type 19 workshop — the same cars these cooling diagrams are drawn from.

Mk2 Golf 16v Kjet Engine - - best they produced? What do you think? The 1980’s hot hatch — the Mk2 Golf 16v engine was the highest volume production Mk2 Golf Volkswagen released.

Fitment and applicability

What this plate covers, as the factory catalogue records it — nothing here is inferred from the part names.

Vehicle: Volkswagen Golf Mk3
Model years: 1997
Generation region: RDW
Generation code: 184
Engine codes on this plate: 1Y, 1Z, AAM, AAZ, ABF, ACC, ADZ, AEP
Variant tags: diesel, petrol_8v_gti_or_gl
Factory group: 11 Drive cooling
Factory subgroup: 121070

Related factory diagrams

Other published cooling plates for the Mk3 Golf in this catalogue.

Coolant cooling system 1993 - 1996 · subgroup 121050
Air guide aaa aam aba acc adc add azz 1993 - 1996 · subgroup 121080
Cooler coolant reservoirflange 1993 - 1996 · subgroup 121070
Coolant pump aaa 1993 - 1996 · subgroup 121015
Cooler coolant reservoir coolant regulator housing 1993 - 1996 · subgroup 121075
Coolant cooling system 1995 · subgroup 121022
Coolant cooling system 1995 · subgroup 121020
Coolant pump 4 cylinder 1997 · subgroup 121010

The complete Mk3 Golf parts catalogue in print

Questions about this diagram

Which VW part numbers are on the cooler coolant reservoirflange 1 6 2 0 litres 4 cylinder diagram for the Mk3 Golf?: This diagram lists 76 OEM part numbers for the Mk3 Golf. The first three are N 011 673 3, 1H0 121 278 and N 103 021 02.
Which Mk3 Golf years and engines does this diagram cover?: This plate is from the Mk3 Golf 1997 generation (RDW). The parts on it carry the engine codes 1Y, 1Z, AAM, AAZ, ABF, ACC, ADZ and AEP.
Where is the complete Mk3 Golf factory parts catalogue?: The Mk3 Golf Master Parts Catalogue is available in print and as a PDF from Type 19 Specialists at /shop/library/catalogue-mk3-full/. It carries every plate in this catalogue, not just this one.