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AUDI A4 1998 – Audi A4 (1.8 l fuel injection engine, 132 kW, Motronic (5-valve/turbo), 4-cylinder), engine code AJL . Wiring diagrams, Pin Connector, Location

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Wiring Diagram AUDI A4 1998 - Battery - starter - alternator



Wiring Diagram AUDI A4 1998 - Battery - starter - alternator https://portal-diagnostov.com/license.html
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ABattery
BStarter
CAlternator
C1Voltage regulator
DIgnition/starter switch
T1aSingle connector, blue, in engine compartment
T6z6-pin connector, red, connector point, electronics box, plenum chamber
T1010-pin connector, brown, connector point, electronics box, plenum chamber
   11 Earth point, in battery box
   83 Earth connection -1-, in wiring harness
   121 Earth connection -2-, in front right wiring harness
   A17 Connection (61), in dash panel wiring harness
   A86 Connection (50a), in dash panel wiring harness
*Only models with manual gearbox

Wiring Diagram AUDI A4 1998 - Motronic control unit - fuel pump relay - injectors - air mass meter



Wiring Diagram AUDI A4 1998 - Motronic control unit - fuel pump relay - injectors - air mass meter https://portal-diagnostov.com/license.html
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G70Air mass meter
J17Fuel pump relay
J220Motronic control unit
N30Injector, cylinder 1
N31Injector, cylinder 2
N32Injector, cylinder 3
N33Injector, cylinder 4
N75Charge pressure control solenoid valve
N80Activated charcoal filter system solenoid valve 1
T6z6-pin connector, red, connector point, electronics box, plenum chamber
T10z10-pin connector, yellow, connector point, electronics box, plenum chamber
   83 Earth connection -1-, in front right wiring harness
   D22 Connection (87a for injectors), in engine compartment wiring harness, right
   D23 Connection (87F), in engine compartment wiring harness, right

Wiring Diagram AUDI A4 1998 - Motronic control unit - coolant temperature sender - altitude sender - knock sensors - hall sender



Wiring Diagram AUDI A4 1998 - Motronic control unit - coolant temperature sender - altitude sender - knock sensors - hall sender https://portal-diagnostov.com/license.html
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G2Coolant temperature sender
G40Hall sender
G42Intake air temperature sender
G61Knock sensor I
G62Coolant temperature sender
G66Knock sensor II
J60Automatic gearbox relay
J220Motronic control unit
T3o3-pin connector, green, in engine compartment, left
T3n3-pin connector, blue, in engine compartment, left
T6z6-pin connector, red, connector point, electronics box, plenum chamber
T1010-pin connector, brown, connector point, electronics box, plenum chamber
T10m10-pin connector, black, connector point, electronics box, plenum chamber
T10y10-pin connector, blue, connector point, electronics box, plenum chamber
T10z10-pin connector, yellow, connector point, electronics box, plenum chamber
   121 Earth connection -2-, in front right wiring harness
   139 Earth connection (sender earth), in engine compartment wiring harness, right
   199 Earth connection -3-, in dash panel wiring harness
   A27 Connection (speed signal), in dash panel wiring harness
   A45 Connection (engine speed signal), in dash panel wiring harness
*Only models with automatic gearbox

Wiring Diagram AUDI A4 1998 - Motronic control unit - engine speed sender - throttle valve control unit - altitude sender



Wiring Diagram AUDI A4 1998 - Motronic control unit - engine speed sender - throttle valve control unit - altitude sender https://portal-diagnostov.com/license.html
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F96Altitude sender
G28Engine speed sender
J220Motronic control unit
J338Throttle valve control unit
T3m3-pin connector, grey, in engine compartment, left
   121 Earth connection -2-, in front right wiring harness
   139 Earth connection (sender earth), in engine compartment wiring harness, right

Wiring Diagram AUDI A4 1998 - Motronic control unit - lambda probe



Wiring Diagram AUDI A4 1998 - Motronic control unit - lambda probe https://portal-diagnostov.com/license.html
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E87Control and display unit for air conditioner
G39Lambda probe
J189Auto-check system
J217Automatic gearbox control unit
J220Motronic control unit
T4y4-pin connector, black, in engine compartment, right
T1010-pin connector, brown, connector point, electronics box, plenum
T10v10-pin connector, brown, right connector point, A pillar
T10x10-pin connector, blue, right connector point, A pillar
T10y10-pin connector, blue, connector point, electronics box, plenum chamber
Z19Lambda probe heater
*Only models with automatic gearbox
**Only models with auto-check system
***Only models with air conditioner

Wiring Diagram AUDI A4 1998 - Ignition system



Wiring Diagram AUDI A4 1998 - Ignition system https://portal-diagnostov.com/license.html
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F4Reversing light switch
NIgnition coil 1
N122Final output stage
N128Ignition coil 2
N158Ignition coil 3
N163Ignition coil 4
PSpark plug connector
QSpark plugs
T4f4-pin connector, black, on ignition final output stage
T5c5-pin connector, black, on ignition final output stage
T6z6-pin connector, red, connector point, electronics box, plenum chamber
T1010-pin connector, brown, connector point, electronics box, plenum chamber
   18 Earth point, on engine block
   83 Earth connection -1-, in front right wiring harness
   A2 Positive (+) connection (15), in dash panel wiring harness
   A20 Connection (15a), in dash panel wiring harness
   A70 Connection (15a, fuse 231), in dash panel wiring harness
   D14 Connection (ignition coil - control unit), in front right wiring harness
*Only models with manual gearbox

Wiring Diagram AUDI A4 1998 - Dash panel insert - vehicle speed sender - fuel gauge sender - fuel pump - oil pressure switch - combi-processor in dash panel insert



Wiring Diagram AUDI A4 1998 - Dash panel insert - vehicle speed sender - fuel gauge sender - fuel pump - oil pressure switch - combi-processor in dash panel insert https://portal-diagnostov.com/license.html
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F1Oil pressure switch
F66Coolant shortage indicator switch
GFuel gauge sender
G6Fuel pump
G22Speedometer sender (Hall sender, on gearbox)
J218Combi-processor in dash panel insert
K2Alternator warning lamp
T6e6-pin connector, blue, left connector point, A pillar
T10a10-pin connector, brown, left connector point, A pillar
T10m10-pin connector, black, connector point, electronics box, plenum chamber
T3232-pin connector, blue, on dash panel insert
T32a32-pin connector, green, on dash panel insert
   83 Earth connection -1-, in front right wiring harness
   86 Earth connection -1-, in rear wiring harness
   121 Earth connection -2-, in front right wiring harness
   135 Earth connection -2-, in dash panel wiring harness
   A32 Positive (+) connection (30), in dash panel wiring harness
   A50 Positive (+) connection (30as), in dash panel wiring harness