VW GOLF 1998 — 2.3 l/110 kW — Motronic, engine code AGZ . Wiring diagrams, Pin Connector, Location

Wiring Diagram VW GOLF 1998 - Alternator - starter

A	Battery
B	Starter
C	Alternator
C1	Voltage regulator
D	Ignition/starter switch
J59	X-contact relief relay
S162	Fuse 1 (30), on battery fuse holder
S163	Fuse 2 (30), on battery fuse holder
S176	Fuse 4 (30), on battery fuse holder
S177	Fuse 2 (30), on battery fuse holder
T2e	2-pin connector, near starter (on vehicles with no air conditioning system)
T4	4-pin connector, near starter (on vehicles with an air conditioning system)
T6	6-pin connector, brown, in protective housing for connectors on left in plenum chamber
T10d	10-pin connector, green, in protective housing for connectors on left in plenum chamber
81	Earth connection 1, in dash panel wiring harness
500	Screw connection 1 (30), on relay plate
502	Screw connection (30a), on relay plate
A17	Connection (61), in dash panel wiring harness
*	From May 1998
-●●-	To April 1998

Wiring Diagram VW GOLF 1998 - Ignition system

N	Ignition coil 1, on cylinder head
N122	Output stage for ignition coils, rear in engine compartment
N128	Ignition coil 2, on cylinder head
N158	Ignition coil 3, on cylinder head
N163	Ignition coil 4, on cylinder head
N164	Ignition coil 5, on left of cylinder head
P	Spark plug connector
Q	Spark plug
T6a	6-pin connector
T6b	6-pin connector
T6c	6-pin connector
T10a	10-pin connector, in cable channel on left in engine compartment
A104	Positive connection 2 (15), in dash panel wiring harness
D52	Positive connection (15a), in engine compartment wiring harness

Wiring Diagram VW GOLF 1998 - Motronic control unit - ignition system

D	Ignition/starter switch
J220	Motronic control unit, centre in plenum chamber
N122	Output stage for ignition coils, rear in engine compartment
S10	Fuse 10 in fuse holder
S229	Fuse 29 in fuse holder
T6	6-pin connector, brown, in protective housing for connectors on left in plenum chamber
T6a	6-pin connector
T80	80-pin connector
501	Screw connection 2 (30), on relay plate
A2	Positive connection (15), in dash panel wiring harness
A32	Positive connection (30), in dash panel wiring harness
A98	Positive connection 4 (30), in dash panel wiring harness
A104	Positive connection 2 (15), in dash panel wiring harness

Wiring Diagram VW GOLF 1998 - Motronic control unit - coolant temperature sender - variable intake manifold changeover valve - Hall sender - intake air temperature sender - crankcase breather heater element

G2	Coolant temperature sender
G40	Hall sender
G62	Coolant temperature sender
G72	Intake manifold temperature sender
J220	Motronic control unit, centre in plenum chamber
N79	Crankcase breather heater breather
N156	Variable intake manifold changeover valve
T10a	10-pin connector, in cable channel on left in engine compartment
T80	80-pin connector
220	Earth connection (sender earth), in engine wiring harness
D101	Connection 1, in engine wiring harness
D102	Connection 2, in engine wiring harness

Wiring Diagram VW GOLF 1998 - Motronic control unit - throttle valve module - knock sensor 1 - knock sensor 2

F60	Idling speed switch
G61	Knock sensor 1
G66	Knock sensor 2
G69	Throttle valve potentiometer
G88	Throttle valve module potentiometer
J220	Motronic control unit, centre in plenum chamber
J338	Throttle valve module
T2	2-pin connector, in rear of engine compartment
T2a	2-pin connector, front in engine compartment
T8	8-pin connector
T80	80-pin connector
V60	Throttle valve module

Wiring Diagram VW GOLF 1998 - Motronic control unit - engine speed sender

G28	Engine speed sender
J217	Automatic gearbox control unit
J220	Motronic control unit, centre in plenum chamber
J226	Starter inhibitor and reversing light relay
T3	3-pin connector, near intake manifold
T10	10-pin connector, orange, in protective housing for connectors on left in plenum chamber
T10g	10-pin connector, grey, in protective housing for connectors on left in plenum chamber
T68	68-pin connector
T80	80-pin connector
131	Earth connection 2, in engine compartment wiring harness
220	Earth connection (sender earth), in engine wiring harness
608	Earth point, centre in plenum chamber
*	Only models with manual gearbox
**	Compressor switch-off
***	Air conditioner "ready" connection
---	Only models with automatic gearbox

Wiring Diagram VW GOLF 1998 - Motronic control unit - injectors

J104	ABS/ABS with EDL control unit
J217	Automatic gearbox control unit
J220	Motronic control unit, centre in plenum chamber
N30	Injector, cylinder 1
N31	Injector, cylinder 2
N32	Injector, cylinder 3
N33	Injector, cylinder 4
N83	Injector, cylinder 5
S232	Fuse 32 in fuse holder
T10a	10-pin connector, in cable channel on left in engine compartment
T10d	10-pin connector, green, in protective housing for connectors on left in plenum chamber
T25	25-pin connector, on ABS/ABS with EDL control unit
T47	47-pin connector, on ABS control unit with EDL/TCS/ESP
T68	68-pin connector
T80	80-pin connector
A121	Connection (high bus), in dash panel wiring harness
A122	Connection (low bus), in dash panel wiring harness
D95	Connection (injectors), in engine compartment wiring harness
---	Only models with automatic gearbox

Wiring Diagram VW GOLF 1998 - Motronic control unit - cruise control system (CCS) switch - thermal switch for fan run-on - continued coolant circulation pump

E45	Cruise control system switch
E227	Cruise control system (CCS) SET button
F87	Thermal switch for fan run-on
J138	Radiator fan run-on control unit
J220	Motronic control unit, centre in plenum chamber
J293	Radiator fan control unit
T2b	2-pin connector, in cable channel on left in engine compartment
T10	10-pin connector, orange, in protective housing for connectors on left in plenum chamber
T10b	10-pin connector
T10e	10-pin connector, orange, in protective housing for connectors on left in plenum chamber
T10s	10-pin connector, next to steering column
T80	80-pin connector
V51	Continued coolant circulation pump
A20	Connection (15a), in dash panel wiring harness
**	Fuel consumption display signal from engine control unit, only MFI
-●●-	To April 1998

Wiring Diagram VW GOLF 1998 - Motronic control unit - secondary air pump motor - secondary air inlet valve - clutch pedal switch - cruise control system brake pedal switch - brake light switch

F	Brake light switch
F36	Clutch pedal switch
F47	Cruise control system brake pedal switch
J220	Motronic control unit, centre in plenum chamber
J299	Secondary air pump relay, in protective housing on left in engine compartment (control number 100)
N112	Secondary air inlet valve
S13	Fuse 13 in fuse holder
T10d	10-pin connector, green, in protective housing for connectors on left in plenum chamber
T10e	10-pin connector, black, in protective housing for connectors on left in plenum chamber
T80	80-pin connector
V101	Secondary air pump motor
609	Earth point, on right in plenum chamber
A18	Connection (54), in dash panel wiring harness
A20	Connection (15a), in dash panel wiring harness
E30	Connection (87a), in engine wiring harness
*	Only models with manual gearbox
---	Only models with automatic gearbox
**	Only models with CCS
-●●-	To March 1998
***	From April 1998

Wiring Diagram VW GOLF 1998 - Motronic control unit - Lambda probe - air mass meter - activated charcoal filter system solenoid valve

G39	Lambda probe
G70	Air mass meter
J217	Automatic gearbox control unit
J220	Motronic control unit, centre in plenum chamber
N80	Activated charcoal filter system solenoid valve 1
T4a	4-pin connector, in protective housing in rear of engine compartment
T10	10-pin connector, orange, in protective housing for connectors on left in plenum chamber
T68	68-pin connector
T80	80-pin connector
A27	Connection (speed signal), in dash panel wiring harness
---	Only models with automatic gearbox

Wiring Diagram VW GOLF 1998 - Fuel pump - fuel gauge sender - coolant shortage indicator sender

G	Fuel gauge sender
G6	Fuel pump
G32	Coolant shortage indicator sender
J17	Fuel pump relay
S228	Fuse 28 in fuse holder
S234	Fuse 34 in fuse holder
S243	Fuse 43 in fuse holder
T6	6-pin connector, brown, in protective housing for connectors on left in plenum chamber
T10a	10-pin connector, in cable channel on left in engine compartment
135	Earth connection 2, in dash panel wiring harness
269	Earth connection (sender earth) 1, in dash panel wiring harness
504	Screw connection (87F), on relay plate
A99	Connection 1 (87), in dash panel wiring harness
A100	Connection 2 (87), in dash panel wiring harness
E30	Connection (87a), in engine wiring harness
-●●-	To March 1998

Wiring Diagram VW GOLF 1998 - Dash panel insert - optical and acoustic oil pressure warning - speedometer sender - coolant temperature/coolant shortage indicator

F1	Oil pressure switch
G22	Speedometer sender (Hall sender on gearbox)
H3	Warning buzzer
J285	Control unit with display in dash panel insert
K3	Oil pressure warning lamp
K28	Coolant temperature/coolant shortage warning lamp
S2	Fuse 2 in fuse holder
S5	Fuse 5 in fuse holder
S7	Fuse 7 in fuse holder
T10a	10-pin connector, in cable channel on left in engine compartment
T32	32-pin connector, blue
12	Earth point, on left in engine compartment
85	Earth connection 1, in engine compartment wiring harness
179	Earth connection, in left headlight wiring harness
503	Screw connection (75x), on relay plate
608	Earth point, centre in plenum chamber
A1	Positive connection (30a), in dash panel wiring harness
B163	Positive connection 1 (15), in interior wiring harness
*	From May 1998
-●●-	To April 1998

Wiring Diagram VW GOLF 1998 - Dash panel insert - coolant temperature gauge - fuel gauge - rev. counter - speedometer - self-diagnosis connection - alternator warning lamp

G1	Fuel gauge
G3	Coolant temperature gauge
G5	Rev. counter
G21	Speedometer
J285	Control unit with display in dash panel insert
K2	Alternator warning lamp
K105	Reserve fuel warning lamp
T12a	12-pin connector, connector only on models with Climatronic
T16	16-pin connector, centre in dash panel, self-diagnosis connection
T32	32-pin connector, blue
T32a	32-pin connector, green
A27	Connection (speed signal), in dash panel wiring harness
A76	Connection (K-diagnosis wire), in dash panel wiring harness
*	From May 1998
-●●-	To April 1998
**	Fuel consumption display signal from engine control unit, only MFI

Wiring Diagram VW GOLF 1998 - Dash panel insert - multifunction display - ambient temperature indicator

E86	Multifunction display call-up button
E109	Multifunction display memory switch
G17	Ambient temperature sensor
J119	Multifunction display
J285	Control unit with display in dash panel insert
T6e	6-pin connector
T32a	32-pin connector, green