VW PASSAT 1998 – 1.6 ltr./74 kW Simos, engine code AHL . Wiring diagrams, Pin Connector, Location

Wiring Diagram VW PASSAT 1998 - Battery - starter - alternator

A	Battery
B	Starter
C	Alternator
C1	Voltage regulator
D	Ignition/starter switch
S231	Fuse in fuse holder
S232	Fuse in fuse holder
T2	2-pin connector, right on engine block
T6n	6-pin connector, red, on protective housing, left in engine compartment
T10d	10-pin connector, brown, on protective housing, left in engine compartment
1	Earth strap, battery body
2	Earth strap, gearbox - body
A2	Positive (+) connection (15), in dash panel wiring harness
A17	Connection (61), in dash panel wiring harness
A20	Connection (15a), in dash panel wiring harness

Wiring Diagram VW PASSAT 1998 - Simos control unit - ignition system - coolant temperature sender - Hall sender

G2	Coolant temperature sender
G40	Hall sender
G62	Coolant temperature sender
J217	Automatic gearbox control unit
J226	Starter inhibitor and reversing light relay
J361	Simos control unit, in protective housing, left in engine compartment
N152	Ignition transformer
P	Spark plug connector
Q	Flame plug
T4a	4-pin connector, on ignition transformer
T6n	6-pin connector, red, on protective housing, left in engine compartment
T8e	8-pin connector, on starter inhibitor and reversing light relay
T10b	10-pin connector, black, on protective housing, left in engine compartment
T10h	10-pin connector, blue, on protective housing, left in engine compartment
T68	68-pin connector, on automatic gearbox control unit
T80	80-pin connector, on Simos control unit
85	Earth connection -1-, in engine compartment wiring harness
220	Earth connection (sender earth), in engine wiring harness
A20	Connection (15a), in dash panel wiring harness
---	For vehicles with automatic gearbox only

Wiring Diagram VW PASSAT 1998 - Simos control unit - throttle valve control part - knock sensor - intake manifold temperature sender

F60	Idling switch
G61	Knock sensor I
G69	Throttle valve potentiometer
G72	Intake manifold temperature sender
G88	Throttle valve positioner potentiometer
J338	Throttle valve control unit
J361	Simos control unit, in protective housing, left in engine compartment
T3a	3-pin connector, green, left on bulkhead
T8h	8-pin connector, on throttle valve control part
T10d	10-pin connector, brown, on protective housing, left in engine compartment (air conditioning system, 'air conditioner ready')
T80	80-pin connector, on Simos control unit
V60	Throttle valve positioner
131	Earth connection -2-, in engine compartment wiring harness
220	Earth connection (sender earth), in engine wiring harness

Wiring Diagram VW PASSAT 1998 - Simos control unit - engine speed sender - injectors

G28	Engine speed sender
J17	Fuel pump relay, control number (208)
J361	Simos control unit, in protective housing, left in engine compartment
N30	Injector, cylinder 1
N31	Injector, cylinder 2
N32	Injector, cylinder 3
N33	Injector, cylinder 4
S234	Fuse in fuse holder
S237	Fuse in fuse holder
T3b	3-pin connector, grey, left on bulkhead
T6n	6-pin connector, red, on protective housing, left in engine compartment
T10e	10-pin connector, yellow, on protective housing, left in engine compartment
T80	80-pin connector, on Simos control unit
85	Earth connection -1-, in engine compartment wiring harness
131	Earth connection -2-, in engine compartment wiring harness
A86	Connection (50a), in dash panel wiring harness
D95	Connection (injectors), in engine compartment wiring harness

Wiring Diagram VW PASSAT 1998 - Simos control unit - Lambda probe - air mass meter - activated charcoal filter system solenoid valve - exhaust gas recirculation frequency valve

G39	Lambda probe
G70	Air mass meter
J361	Simos control unit, in protective housing, left in engine compartment
N80	Activated charcoal filter system solenoid valve I (pulsed)
N121	Exhaust gas recirculation frequency valve
S229	Fuse in fuse holder
T4	4-pin connector, black
T6n	6-pin connector, red, on protective housing, left in engine compartment
T10b	10-pin connector, black, on protective housing, left in engine compartment
T10d	10-pin connector, brown, on protective housing, left in engine compartment
T10e	10-pin connector, yellow, on protective housing, left in engine compartment
T80	80-pin connector, on Simos control unit
A27	Connection (speed signal), in dash panel wiring harness
A42	Connection (fuel gauge), in dash panel wiring harness
A45	Connection (engine speed signal), in dash panel wiring harness
E30	Connection (87a), in engine wiring harness

Wiring Diagram VW PASSAT 1998 - Oil pressure switch - fuel pump - fuel gauge sender - ambient temperature sender - road speed sender - coolant shortage indicator sender

E102	Headlight range control adjuster
F1	Oil pressure switch
G	Fuel gauge sender
G6	Fuel pump (pre-supply pump)
G17	Ambient temperature sensor
G22	Speedometer sender, left in gearbox
G32	Coolant shortage indicator sender
S228	Fuse in fuse holder
T1	Single connector, brown, coupling station left A-pillar
T2a	2-pin connector, front left in engine compartment
T2c	2-pin connector, front left in engine compartment
T6c	6-pin connector, blue, coupling station left A-pillar
T10a	10-pin connector, brown, coupling station left A-pillar
T10b	10-pin connector, black, on protective housing, left in engine compartment
T10e	10-pin connector, yellow, on protective housing, left in engine compartment
12	Earth pointin, in engine compartment, left
30	Earth point -1-, next to relay plate
75	Earth point, rear pillar, right
85	Earth connection -1-, in engine compartment wiring harness
197	Earth connection -4-, in rear wiring harness
269	Earth connection (sender earth) -1-, in dash panel wiring harness

Wiring Diagram VW PASSAT 1998 - Dash panel insert - optical and acoustic oil pressure warning - odometer display - coolant shortage and coolant temperature indicator - fuel gauge

G1	Fuel gauge
G3	Coolant temperature gauge
H11	Oil pressure warning buzzer
J285	Control unit with display in dash panel insert
L75	Digital display illumination
K2	Alternator warning lamp
K3	Oil pressure warning lamp
K28	Coolant temperature/coolant shortage warning lamp
T32a	32-pin connector, blue, on dash panel insert
T32b	32-pin connector, green, on dash panel insert
Y4	Odometer display
A27	Connection (speed signal), in dash panel wiring harness
A42	Connection (fuel gauge), in dash panel wiring harness
A45	Connection (engine speed signal), in dash panel wiring harness
A73	Connection (ambient temperature display), in dash panel wiring harness

Wiring Diagram VW PASSAT 1998 - Dash panel insert - multi-function indicator - multi-function indicator switch

E86	Multi-function display call-up button
E109	Multi-function display, memory switch
G21	Speedometer
J119	Multi-function display
J285	Control unit with display in dash panel insert
T4h	4-pin connector, black, right next to steering column
T32b	32-pin connector, green, on dash panel insert
A92	Connection (MFA Reset), in dash panel wiring harness
A93	Connection (MFA left), in dash panel wiring harness
A94	Connection (MFA right), in dash panel wiring harness