AUDI A4 1998 – Audi A4 (1.9 l turbo-diesel engine, TDI, 66 kW, 4-cylinder), Audi duo engine code AHU . Wiring diagrams, Pin Connector, Location

Wiring Diagram AUDI A4 1998 - Battery - starter - alternator

A	Battery
B	Starter
C	Alternator
C1	Voltage regulator
D	Ignition/starter switch
J207	Starter inhibitor relay
J438	Current supply relay
T1a	Single connector, blue, in engine compartment
T6z	6-pin connector, red, connector point, electronics box, plenum chamber
T10	10-pin connector, brown, connector point, electronics box, plenum chamber
T15k	15-pin connector, grey, right connector point, A pillar
11	Earth point, in battery box
A15	Positive (+) connection (15), in dash panel wiring harness
A17	Connection (61), in dash panel wiring harness
A40	Positive (+) connection -1- (30), in dash panel wiring harness

E87	Control and display unit for air conditioner
G80	Needle lift sender
J52	Glow plug relay
J248	Diesel direct injection system control unit
J322	Diesel direct injection system relay
Q6	Glow plugs (engine)
S39	Strip fuse for glow plugs (engine)
S102	Fuse for engine electrics (diesel)
T2k	2-pin connector, brown, in engine compartment
T6z	6-pin connector, red, connector point, electronics box, plenum chamber
T10	10-pin connector, brown, connector point, electronics box, plenum chamber
T10z	10-pin connector, yellow, connector point, electronics box, plenum chamber
12	Earth connection, in engine compartment, left
156	Earth connection, in diesel direct injection wiring harness
D16	Connection (glow plugs), in engine compartment wiring harness
D101	Connection -1-, in engine compartment wiring harness
*	Only models with air conditioner

C21	Converter
F8	Kick-down switch
F60	Idling switch
G79	Accelerator pedal position sender
J248	Diesel direct injection system control unit
T3ap	3-pin connector, grey, right connector point, A pillar
T6z	6-pin connector, red, connector point, electronics box, plenum chamber
T10	10-pin connector, brown, connector point, electronics box, plenum chamber
T10m	10-pin connector, black, connector point, electronics box, plenum chamber
T10s	10-pin connector, white, connector point, electronics box, plenum chamber
T15i	15-pin connector, blue, right connector point, A pillar
T15k	15-pin connector, grey, right connector point, A pillar
238	Earth connection -1-, in interior wiring harness
A27	Connection (speed signal), in dash panel wiring harness
B229	Connection (high bus), in interior wiring harness
B230	Connection (low bus), in interior wiring harness
●	Data wire (CAN bus)

E15	Heated rear window switch
E45	Cruise control system switch
F	Brake light switch
G70	Air mass meter
G71	Intake manifold pressure sender
G72	Intake manifold temperature sender
J248	Diesel direct injection system control unit
M9	Brake light bulb, left
M10	Brake light bulb, right
N18	Exhaust gas recirculation valve
N75	Charge pressure control solenoid valve
T6y	6-pin connector, in steering column
T10	10-pin connector, brown, connector point, electronics box, plenum chamber
T10m	10-pin connector, black, connector point, electronics box, plenum chamber
T10s	10-pin connector, white, connector point, electronics box, plenum chamber
T10z	10-pin connector, yellow, connector point, electronics box, plenum chamber
A18	Connection (54), in dash panel wiring harness
A64	Connection (rpm boost), in dash panel wiring harness
A71	Connection (86), in dash panel wiring harness
D103	Connection -3-, in engine compartment wiring harness
*	Only models with cruise control system

G81	Fuel temperature sender
G149	Modulating piston movement sender
J248	Diesel direct injection system control unit
N108	Commencement of injection valve
N109	Fuel shut-off valve
N146	Metering adjuster
T3a	3-pin connector, black, in engine compartment
T8d	8-pin connector, in engine compartment
T10r	10-pin connector, in engine compartment
156	Earth connection, in diesel direct injection wiring harness
D103	Connection -3-, in engine compartment wiring harness
F25	Connection -1-, in diesel direct injection system wiring harness
*	Only engine code AHH
**	Only models with engine code AHU

F4	Reversing light switch
G2	Coolant temperature sender
G28	Engine speed sender
G62	Coolant temperature sender
J248	Diesel direct injection system control unit
J439	Automatic clutch control unit
M16	Reversing light bulb, left
M17	Reversing light bulb, right
T3m	3-pin connector, grey, in engine compartment, left
T10	10-pin connector, brown, connector point, electronics box, plenum chamber
T10a	10-pin connector, brown, left connector point, A pillar
T10m	10-pin connector, black, connector point, electronics box, plenum chamber
T10z	10-pin connector, yellow, connector point, electronics box, plenum chamber
T15i	15-pin connector, blue, right connector point, A pillar
86	Earth connection -1-, in rear wiring harness
156	Earth connection, in diesel direct injection wiring harness
199	Earth connection -3-, in dash panel wiring harness
250	Earth connection, in engine wiring pre-wiring harness - diesel
A70	Connection (15a, fuse 231), in dash panel wiring harness
A87	Connection (reversing light), in dash panel wiring harness
●	Data wire (CAN bus)

D	Ignition/starter switch
F1	Oil pressure switch
F66	Coolant shortage indicator switch
G	Fuel gauge sender
G22	Speedometer sender (Hall sender, on gearbox)
J218	Combi-processor in dash panel insert
K2	Alternator warning lamp
K29	Glow period warning lamp
T10a	10-pin connector, brown, left connector point, A pillar
T10m	10-pin connector, black, connector point, electronics box, plenum chamber
T32	32-pin connector, blue, on dash panel insert
T32a	32-pin connector, green, on dash panel insert
Y9	Display unit for duo-operation
32	Earth point, behind dash panel, left
156	Earth connection, in diesel direct injection wiring harness
250	Earth connection, in engine wiring pre-wiring harness - diesel
A2	Positive (+) connection (15), in dash panel wiring harness
A32	Positive (+) connection (30), in dash panel wiring harness
A50	Positive (+) connection (30as), in dash panel wiring harness
A100	Connection -2- (87), in dash panel wiring harness