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AUDI A6 2003 – 3.0 litre fuel injection engine (162 kW / 160 kW – Motronic – 6-cylinder), engine codes BBJ . Wiring diagrams, Pin Connector, Location

Wiring Diagram AUDI A6 2003 - Battery - starter - alternator - starter inhibitor relay



Wiring Diagram  AUDI A6 2003 - Battery - starter - alternator - starter inhibitor relay https://portal-diagnostov.com/license.html
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ABattery
BStarter
CAlternator
C1Voltage regulator
DIgnition/starter switch
F125Multi-function switch
J207Starter inhibitor relay
S205Fuse -2- (30)
T1hSingle connector, black, in engine compartment, right
T2cl2-pin connector, black, on alternator
T99-pin connector, brown, at starter inhibitor relay
T10o10-pin connector, brown, connector point, electronics box, plenum chamber
T10p10-pin connector, black, connector point, electronics box, plenum chamber
T17m17-pin connector, blue, connector point, A pillar, right
   1 Earth strap, battery - body
   44 Earth point, lower part of left A pillar
   199 Earth connection -3-, in dash panel wiring harness
   A17 Connection (61), in dash panel wiring harness
   A41 Positive (+) connection (50), in dash panel wiring harness
*Models with manual gearbox
**Models with automatic gearbox 01V

Wiring Diagram AUDI A6 2003 - Motronic control unit - injectors for cylinders 1 - 6 - ignition coils 1 - 4



Wiring Diagram  AUDI A6 2003 - Motronic control unit - injectors for cylinders 1 - 6 - ignition coils 1 - 4 https://portal-diagnostov.com/license.html
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J220Motronic control unit
N30Injector, cylinder 1
N31Injector, cylinder 2
N32Injector, cylinder 3
N33Injector, cylinder 4
N70Ignition coil 1 with output stage
N83Injector, cylinder 5
N84Injector, cylinder 6
N127Ignition coil 2 with output stage
N291Ignition coil 3 with output stage
N292Ignition coil 4 with output stage
PSpark plug connector
QSpark plugs
S232Fuse 32 in fuse box
T10n10-pin connector, orange, connector point, electronics box, plenum chamber
   85 Earth connection -1-, in engine compartment wiring harness
   132 Earth connection -3-, in engine compartment wiring harness
   D23 Connection (via fuse 229), in front right wiring harness
   D95 Connection (injectors), in engine compartment wiring harness

Wiring Diagram AUDI A6 2003 - Motronic control unit - knock sensors - throttle valve module - ignition coils 5 and 6



Wiring Diagram  AUDI A6 2003 - Motronic control unit - knock sensors - throttle valve module - ignition coils 5 and 6 https://portal-diagnostov.com/license.html
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G61Knock sensor 1
G66Knock sensor 2
G186Throttle valve drive (electric power control)
G187Throttle valve drive angle sender -1- (electric power control)
G188Throttle valve drive angle sender -2- (electric power control)
J220Motronic control unit
J338Throttle valve module
N323Ignition coil -5- with final output stage
N324Ignition coil -6- with final output stage
PSpark plug connector
QSpark plugs
T3x3-pin connector, blue, at knock sensor 1
T3y3-pin connector, blue, at knock sensor 2
T10n10-pin connector, orange, connector point, electronics box, plenum chamber
   85 Earth connection -1-, in engine compartment wiring harness
   132 Earth connection -3-, in engine compartment wiring harness
   220 Earth connection (sender earth), in engine wiring harness
   D23 Connection (via fuse 229), in front right wiring harness
   D102 Connection -2-, in engine compartment wiring harness

Wiring Diagram AUDI A6 2003 - Motronic control unit - engine speed sender - coolant temperature senders - Hall senders



Wiring Diagram  AUDI A6 2003 - Motronic control unit - engine speed sender - coolant temperature senders - Hall senders https://portal-diagnostov.com/license.html
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G2Coolant temperature sender
G28Engine speed sender
G40Hall sender
G62Coolant temperature sender
G163Hall sender 2
J217Automatic gearbox control unit
J220Motronic control unit
T3w3-pin connector, grey, on engine speed sender
T10p10-pin connector, black, connector point, electronics box, plenum chamber
T20d20-pin connector, black, on automatic gearbox control unit
   220 Earth connection (sender earth), in engine wiring harness
   269 Earth connection (sender earth) -1-, in dash panel wiring harness
   316 Earth connection (sender earth -2-), in engine wiring harness
   D75 Positive (+) connection -2- (30), in engine compartment wiring harness
   D141 Connection (5V), in engine compartment wiring harness
*Models with automatic gearbox: multitronic® 01J, up to model year 2003
**Models with automatic gearbox: multitronic® 01J, from model year 2004 onwards

Wiring Diagram AUDI A6 2003 - Motronic control unit - Motronic current supply relay - Hall senders



Wiring Diagram  AUDI A6 2003 - Motronic control unit - Motronic current supply relay - Hall senders https://portal-diagnostov.com/license.html
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G300Hall sender 3
G301Hall sender 4
J217Automatic gearbox control unit
J220Motronic control unit
J271Motronic current supply relay
S199Fuse -1- (15)
S282Engine electronics fuse
   200 Earth connection (screening), in engine compartment wiring harness
   D52 Positive (+) connection (15a), in engine compartment wiring harness
   D141 Connection (5V), in engine compartment wiring harness
   D173 Connection (87), in engine compartment wiring harness
*Models without automatic gearbox: multitronic® 01J
**Models with automatic gearbox: multitronic® 01J
***Only applies to models for countries with hot climate

Wiring Diagram AUDI A6 2003 - Motronic control unit - fuel pump relay - lambda probes



Wiring Diagram  AUDI A6 2003 - Motronic control unit - fuel pump relay - lambda probes https://portal-diagnostov.com/license.html
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G39Lambda probe
G108Lambda probe 2
J17Fuel pump relay
J220Motronic control unit
N321Exhaust flap 1 valve
S234Fuse 34 in fuse box
T2dh2-pin connector, black, connector point, A pillar, right
T6as6-pin connector, black, for lambda probe
T6av6-pin connector, black, for lambda probe 2
T10n10-pin connector, orange, connector point, electronics box, plenum chamber
T10p10-pin connector, black, connector point, electronics box, plenum chamber
T17i17-pin connector, white, connector point, electronics box, plenum chamber
Z19Lambda probe heater
Z28Lambda probe 2 heater
   200 Earth connection (screening), in engine compartment wiring harness
   D22 Connection (via fuse 234), in front right wiring harness
*Models with front-wheel drive

Wiring Diagram AUDI A6 2003 - Motronic control unit - air mass meter - lambda probes downstream of catalytic converter



Wiring Diagram  AUDI A6 2003 - Motronic control unit - air mass meter - lambda probes downstream of catalytic converter https://portal-diagnostov.com/license.html
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G70Air mass meter
G130Lambda probe downstream of catalytic converter
G131Lambda probe 2 downstream of catalytic converter
J220Motronic control unit
S229Fuse 29 in fuse box
T4s4-pin connector, green, for lambda probe 1 downstream of catalytic converter
T4t4-pin connector, brown, for lambda probe 2 downstream of catalytic converter
T17i17-pin connector, white, connector point, electronics box, plenum chamber
Z29Lambda probe 1 heater, downstream of catalytic converter
Z30Lambda probe 2 heater, downstream of catalytic converter
   D22 Connection (via fuse 234), in front right wiring harness
*Models without automatic gearbox: multitronic® 01J
**Models with automatic gearbox: multitronic® 01J

Wiring Diagram AUDI A6 2003 - Motronic control unit - camshaft timing adjustment valves - intake manifold change-over valve - clutch pedal switch



Wiring Diagram  AUDI A6 2003 - Motronic control unit - camshaft timing adjustment valves - intake manifold change-over valve - clutch pedal switch https://portal-diagnostov.com/license.html
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DIgnition/starter switch
F36Clutch pedal switch
J220Motronic control unit
N80Activated charcoal filter system solenoid valve 1 (pulsed)
N156Intake manifold change-over valve
N205Inlet camshaft timing adjustment valve -1-
N208Inlet camshaft timing adjustment valve -2-
N318Exhaust camshaft timing adjustment valve -1-
N319Exhaust camshaft timing adjustment valve -2-
T10n10-pin connector, orange, connector point, electronics box, plenum chamber
T17i17-pin connector, white, connector point, electronics box, plenum chamber
T17k17-pin connector, red, connector point, electronics box, plenum chamber
   A2 Positive (+) connection (15), in dash panel wiring harness
   D22 Connection (via fuse 234), in front right wiring harness
*Models with manual gearbox
**Models with automatic gearbox

Wiring Diagram AUDI A6 2003 - Motronic control unit - cruise control system - compressor regulating valve - oil level thermo sender - service interval



Wiring Diagram  AUDI A6 2003 - Motronic control unit - cruise control system - compressor regulating valve - oil level thermo sender - service interval https://portal-diagnostov.com/license.html
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E45Cruise control system switch
E87Air conditioning system operating and display unit
G266Oil level thermo sender, service interval
J220Motronic control unit
N280Air conditioning system compressor regulating valve
T10o10-pin connector, brown, connector point, electronics box, plenum chamber
T10p10-pin connector, black, connector point, electronics box, plenum chamber
T10q10-pin connector, black, on cruise control system switch
T17i17-pin connector, white, connector point, electronics box, plenum chamber
   85 Earth connection -1-, in engine compartment wiring harness
   A16 Connection (cruise control system), in dash panel wiring harness
   D136 Positive (+) connection -2- (15a), in engine compartment wiring harness
#Only applies to models for countries with hot climate

Wiring Diagram AUDI A6 2003 - Motronic control unit - accelerator pedal position senders



Wiring Diagram  AUDI A6 2003 - Motronic control unit - accelerator pedal position senders https://portal-diagnostov.com/license.html
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E3Hazard warning light switch
G79Accelerator pedal position sender
G185Accelerator pedal position sender -2-
J217Automatic gearbox control unit
J220Motronic control unit
J234Airbag control unit
T10o10-pin connector, brown, connector point, electronics box, plenum chamber
T17i17-pin connector, white, connector point, electronics box, plenum chamber
T17k17-pin connector, red, connector point, electronics box, plenum chamber
T17m17-pin connector, blue, connector point, A pillar, right
T20d20-pin connector, black, on automatic gearbox control unit
   A121 Connection (high bus), in dash panel wiring harness
   A122 Connection (low bus), in dash panel wiring harness
   A125 Connection (crash signal), in dash panel wiring harness
CAN bus (data wire)
*Models with automatic gearbox 01V
**Models with automatic gearbox: multitronic® 01J
#Up to model year 2003
##From model year 2004 onwards

Wiring Diagram AUDI A6 2003 - Motronic control unit - secondary air pump - brake servo relay - vacuum pump for brakes



Wiring Diagram  AUDI A6 2003 - Motronic control unit - secondary air pump - brake servo relay - vacuum pump for brakes https://portal-diagnostov.com/license.html
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G294Brake servo pressure sensor
J220Motronic control unit
J299Secondary air pump relay
J569Brake servo relay
N112Secondary air inlet valve
S130Secondary air pump fuse
S279Hydraulic pump relay fuse
T17i17-pin connector, white, connector point, electronics box, plenum chamber
T17k17-pin connector, red, connector point, electronics box, plenum chamber
V101Secondary air pump motor
V192Vacuum pump for brakes
   12 Earth point, in engine compartment, left
   85 Earth connection -1-, in engine compartment wiring harness
   A32 Positive (+) connection (30), in dash panel wiring harness
*Only models with automatic gearbox

Wiring Diagram AUDI A6 2003 - Brake light switch - cruise control system brake pedal switch



Wiring Diagram  AUDI A6 2003 - Brake light switch - cruise control system brake pedal switch https://portal-diagnostov.com/license.html
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FBrake light switch
F47Cruise control system brake pedal switch
J104ABS with EDL control unit
M9Brake light bulb, left
M10Brake light bulb, right
S5Fuse in fuse box
S7Fuse in fuse box
S13Fuse in fuse box
T17f17-pin connector, black, in 8-point relay carrier, behind driver's storage compartment
   A18 Connection (54), in dash panel wiring harness
   A20 Connection (15a), in dash panel wiring harness
   A52 Positive (+) connection 2 (30), in dash panel wiring harness
   J9 Connection -1- (15a), in ABS wiring harness

Wiring Diagram AUDI A6 2003 - Engine cooling



Wiring Diagram  AUDI A6 2003 - Engine cooling https://portal-diagnostov.com/license.html
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E87Control and display unit for air conditioner
G65High pressure sender
J151Continued coolant circulation relay
J293Radiator fan control unit, in engine compartment, front left
S42Radiator fan single fuse
S142Radiator fan control unit fuse
T14a14-pin connector, black, in engine compartment, front left
T17h17-pin connector, brown, connector point, A pillar, left
V7Radiator fan
V51Continued coolant circulation pump
   44 Earth point, lower part of left A pillar
   85 Earth connection -1-, in engine compartment wiring harness
   193 Earth connection -1-, in radiator fan wiring harness
*Only applies to models for countries with hot climate
**Applies to 400 W radiator fan
***Applies to 600 W radiator fan

Wiring Diagram AUDI A6 2003 - Dash panel insert - fuel pump



Wiring Diagram  AUDI A6 2003 - Dash panel insert - fuel pump https://portal-diagnostov.com/license.html
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GFuel gauge sender
G1Fuel gauge
G6Fuel pump (pre-supply pump)
G169Fuel gauge sender -2-
G237Fuel gauge sender -3-
J285Control unit with display in dash panel insert
K2Alternator warning lamp
S228Fuse 28 in fuse box
T10f10-pin connector, brown, connector point, A pillar, left
T10ba10-pin connector, blue, connector point, A pillar, left
T16a16-pin connector, diagnosis connection
T3232-pin connector, blue, on dash panel insert
T32a32-pin connector, green, on dash panel insert
   86 Earth connection -1-, in rear wiring harness
   269 Earth connection (sender earth) -1-, in dash panel wiring harness
   A76 Connection (diagnosis wire K), in dash panel wiring harness
*Models with front-wheel drive
**Models with four-wheel drive
***Wiring in fuel tank
#Sender earth output

Wiring Diagram AUDI A6 2003 - Dash panel insert - speedometer - oil pressure warning lamp - coolant temperature/coolant shortage warning lamp



Wiring Diagram  AUDI A6 2003 - Dash panel insert - speedometer - oil pressure warning lamp - coolant temperature/coolant shortage warning lamp https://portal-diagnostov.com/license.html
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F1Oil pressure switch
F66Coolant shortage indicator switch
G3Coolant temperature gauge
G5Rev. counter
G21Speedometer
G22Speedometer sender (Hall sender, on gearbox)
J217Automatic gearbox control unit
J285Control unit with display in dash panel insert
K3Oil pressure warning lamp
K28Coolant temperature/coolant shortage warning lamp
K83Fault warning lamp for self-diagnosis/exhaust emissions
T10p10-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
   85 Earth connection -1-, in engine compartment wiring harness
   135 Earth connection -2-, in dash panel wiring harness
   199 Earth connection -3-, in dash panel wiring harness
   A108 Connection (speed signal), in dash panel wiring harness
*Both possible
**Models with automatic gearbox: multitronic® 01J