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AUDI A3 2004 – Audi A3 (1,6 l litre fuel injection engine, 74 kW, Simos, 4-cylinder) engine codes AKL . Wiring diagrams, Pin Connector, Location

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Wiring Diagram AUDI A3 2004 - Battery - starter - alternator - main fuse box/battery



Wiring Diagram AUDI A3 2004 - Battery - starter - alternator - main fuse box/battery https://portal-diagnostov.com/license.html
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ABattery
BStarter
CAlternator
C1Voltage regulator
DIgnition/starter switch
F18Radiator fan thermo-switch
F54Radiator fan thermo-switch
S131Fuse 1
S132Fuse 2
S133Fuse 3
S134Fuse 4
S138Fuse 5
S1621 in fuse box/battery
S1632 in fuse box/battery
S1643 in fuse box/battery
T2f2-pin connector, in engine compartment, left
T3e3-pin connector, black, on main fuse box/battery
   2 Earth strap, gearbox - body
   12 Earth point, in engine compartment, left
   A17 Positive (+) connection (61), in dash panel wiring harness
*Only models with automatic gearbox
**Only models with manual gearbox

Wiring Diagram AUDI A3 2004 - Simos control unit - fuel pump relay - injectors - ignition system - Hall sender



Wiring Diagram AUDI A3 2004 - Simos control unit - fuel pump relay - injectors - ignition system - Hall sender https://portal-diagnostov.com/license.html
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DIgnition/starter switch
G40Hall sender
J17Fuel pump relay
J361Simos control unit
NIgnition coil 1
N30Injector, cylinder 1
N31Injector, cylinder 2
N32Injector, cylinder 3
N33Injector, cylinder 4
N122Final output stage
N128Ignition coil 2
PSpark plug connector
QSpark plugs
T10c10-pin connector, black, wiring duct, in engine compartment, left
T10x10-pin connector, orange, in plenum chamber
   281 Earth connection -1-, in engine prewiring wiring harness
   A2 Positive (+) connection (15), in dash panel wiring harness
   D140 Connection (injectors), in engine prewiring wiring harness

Wiring Diagram AUDI A3 2004 - Simos control unit - knock sensor - engine speed sender - coolant temperature senders - intake manifold change-over valve



Wiring Diagram AUDI A3 2004 - Simos control unit - knock sensor - engine speed sender - coolant temperature senders - intake manifold change-over valve https://portal-diagnostov.com/license.html
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G2Coolant temperature sender
G28Engine speed sender
G61Knock sensor 1
G62Coolant temperature sender
J361Simos control unit
N156Intake manifold change-over valve
T3b3-pin connector, blue, in engine compartment
T3d3-pin connector, white, in engine compartment
T10c10-pin connector, black, wiring duct, in engine compartment, left
T10x10-pin connector, orange, in plenum chamber
   200 Earth connection (screening), in engine compartment wiring harness
   220 Earth connection (sender earth), in engine wiring harness
   278 Earth connection -4-, in interior wiring harness
   A45 Connection (engine speed signal), in dash panel wiring harness
   A108 Connection (speed signal), in dash panel wiring harness

Wiring Diagram AUDI A3 2004 - Simos control unit - throttle valve control unit - power steering pressure switch



Wiring Diagram AUDI A3 2004 - Simos control unit - throttle valve control unit - power steering pressure switch https://portal-diagnostov.com/license.html
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F36Clutch pedal switch
F60Idling switch
F88Power assisted steering pressure switch
G186Throttle valve drive
G187Throttle valve drive angle sender -1-
G188Throttle valve drive angle sender -2-
J104ABS with EDL control unit
J338Throttle valve control unit
J361Simos control unit
T6m6-pin connector, brown, in plenum chamber
T10x10-pin connector, orange, in plenum chamber
T10y10-pin connector, green, in plenum chamber
   10 Earth point, in plenum chamber
   A121 Connection (high bus), in dash panel wiring harness
   A122 Connection (low bus), in dash panel wiring harness
   D141 Connection (5V), in engine prewiring wiring harness
*Only models with automatic gearbox
**Only models with manual gearbox
***Wiring of connections on models without cruise control system
Wiring of connections on models with cruise control system, see applicable Current Flow Diagram: Cruise control system
●CAN bus (data wire)

Wiring Diagram AUDI A3 2004 - Simos control unit - lambda probe - air mass meter - activated charcoal filter system solenoid valve



Wiring Diagram AUDI A3 2004 - Simos control unit - lambda probe - air mass meter - activated charcoal filter system solenoid valve https://portal-diagnostov.com/license.html
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Get access to all wiring diagrams of the carDownload PDF file
DIgnition/starter switch
E87Control and display unit for air conditioner
G39Lambda probe
G70Air mass meter
J217Automatic gearbox control unit
J226Starter inhibitor and reversing light relay
J361Simos control unit
N80Activated charcoal filter system solenoid valve 1
T44-pin connector, in engine compartment, right
T6m6-pin connector, brown, in plenum chamber
T10x10-pin connector, orange, in plenum chamber
Z19Lambda probe heater
   A86 Connection (50a), in dash panel wiring harness
   D13 Connection (50), in front right wiring harness
   D80 Positive (+) connection (87a), in engine compartment wiring harness
*Only models with automatic gearbox
**Only models with manual gearbox
***Only models with air conditioner

Wiring Diagram AUDI A3 2004 - Dash panel insert - combi-processor in dash panel insert - fuel pump - fuel gauge sender - road speed sender



Wiring Diagram AUDI A3 2004 - Dash panel insert - combi-processor in dash panel insert - fuel pump - fuel gauge sender - road speed sender https://portal-diagnostov.com/license.html
https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO
Get access to all wiring diagrams of the carDownload PDF file
GFuel gauge sender
G6Fuel pump
G22Speedometer sender (Hall sender, on gearbox)
J218Combi-processor in dash panel insert
S7Fuse in fuse box
T10c10-pin connector, black, wiring duct, in engine compartment, left
T3232-pin connector, blue, on dash panel insert
T32a32-pin connector, green, on dash panel insert
   249 Earth connection -2-, in interior wiring harness
   278 Earth connection -4-, in interior wiring harness
   281 Earth connection -1-, in engine prewiring wiring harness
   A15 Positive (+) connection (15), in dash panel wiring harness
   A98 Positive (+) connection -4- (30a), in dash panel wiring harness
   A99 Connection -1- (87), in dash panel wiring harness
   A100 Connection -2- (87), in dash panel wiring harness
   A101 Connection -3- (87), in dash panel wiring harness
   B147 Positive (+) connection -2- (87), in interior wiring harness
   B149 Positive (+) connection -2- (15a), in interior wiring harness
   B156 Positive (+) connection -4- (30a), in interior wiring harness
*Only models with manual gearbox