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SKODA OCTAVIA 2003 – 1.8 ltr. – Motronic/132 kW, Engine identification characters AUQ, As of May 2002 . Wiring diagrams, Pin Connector, Location

Wiring Diagram SKODA OCTAVIA 2003 - Starter - alternator - radiator fan - fuse holder on the battery



Wiring Diagram  SKODA OCTAVIA 2003 - Starter - alternator - radiator fan - fuse holder on the battery https://portal-diagnostov.com/license.html
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ABattery
BStarter
CAlternator
C1Voltage regulator
DIgnition/starter switch
F18Radiator fan thermal switch
K2Alternator warning lamp
S131Fuse in fuse holder on the battery
S132Fuse in fuse holder on the battery
S138Fuse in fuse holder on the battery
S164Fuse in fuse holder on the battery
T1a1-pin connector, at starter
T2f2-pin connector, at alternator
T2g2-pin connector, in the holder on the starter
T3f3-pin connector, on the fuse holder on the battery
T3g3-pin connector, at radiator fan thermal switch
T3h3-pin connector, in the holder on the left radiator
T6a6-pin connector, in plenum chamber (brown)
T8c8-pin connector, at ignition/starter switch
T10t10-pin connector, in plenum chamber (white)
V7Radiator fan
  12a Earth point -2-, below the battery on the left
  P1 Positive connection (30), in fuse holder on the battery
*only on vehicles with manual gearbox
**not valid for vehicles with air conditioning system or Climatronic

Wiring Diagram SKODA OCTAVIA 2003 - Motronic control unit - injection valves - engine speed sender



Wiring Diagram  SKODA OCTAVIA 2003 - Motronic control unit - injection valves - engine speed sender https://portal-diagnostov.com/license.html
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G28Engine speed sender
J217Control unit for automatic gearbox
J220Motronic control unit
J255Climatronic control unit
J293Radiator fan control unit
N30Injector, cylinder 1
N31Injector, cylinder 2
N32Injector, cylinder 3
N33Injector, cylinder 4
T2a2-pin connector, at injector, cylinder 1
T2b2-pin connector, at injector, cylinder 2
T2c2-pin connector, at injector, cylinder 3
T2d2-pin connector, at injector, cylinder 4
T3l3-pin connector, at engine speed sender
T10a10-pin connector, in plenum chamber (orange)
T14a14-pin connector, at radiator fan control unit
T14b14-pin connector, on front left in engine compartment (black)
T40a40-pin connector, at engine control unit
T68a68-pin connector, at control unit for automatic gearbox
T81a81-pin connector, at engine control unit
  D140 Connection (injectors), in engine wiring harness
  D142 Connection, in engine prewiring wiring harness
  L10 Positive connection, in wiring harness behind dash panel, left
*only on vehicles with air conditioning system
**only on vehicles with automatic gearbox
***only on vehicles with Climatronic

Wiring Diagram SKODA OCTAVIA 2003 - Motronic control unit - CCS switch - charge air pressure sender



Wiring Diagram  SKODA OCTAVIA 2003 - Motronic control unit - CCS switch - charge air pressure sender https://portal-diagnostov.com/license.html
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E45Cruise control system switch
E227Cruise control system (CCS) button (Set)
G31Charge air pressure sender
J220Motronic control unit
T4k4-pin connector, at charge air pressure sender
T10k10-pin connector, in plenum chamber (black)
T10v10-pin connector, at CCS switch
T40a40-pin connector, at engine control unit
T81a81-pin connector, at engine control unit
  A20 Positive connection (15a), in wiring harness behind dash panel
  D141 Connection (5V), in engine wiring harness
  D142 Connection, in engine prewiring wiring harness
  Z40 Positive connection (15, CCS), in wiring harness behind dash panel, left
only on vehicles with CCS

Wiring Diagram SKODA OCTAVIA 2003 - Motronic control unit - lambda probe - lambda probe after catalytic converter - intake air temperature sender



Wiring Diagram  SKODA OCTAVIA 2003 - Motronic control unit - lambda probe - lambda probe after catalytic converter - intake air temperature sender https://portal-diagnostov.com/license.html
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G39Lambda probe
G42Intake air temperature sender
G130Lambda probe after catalytic converter
J220Motronic control unit
N80Activated charcoal filter system solenoid valve
T2h2-pin connector, at intake air temperature sender
T2o2-pin connector, at activated charcoal filter system solenoid valve
T4e4-pin connector, near lambda probe after catalytic converter
T6z6-pin connector, near lambda probe
T10a10-pin connector, in plenum chamber (orange)
T40a40-pin connector, at engine control unit
T81a81-pin connector, at engine control unit
Z19Lambda probe heater
Z29Lambda probe heater after catalytic converter
  E32 Connection (87), in engine compartment wiring harness

Wiring Diagram SKODA OCTAVIA 2003 - Motronic control unit - brake pedal switch - clutch pedal switch - oil level/oil temperature sender



Wiring Diagram  SKODA OCTAVIA 2003 - Motronic control unit - brake pedal switch - clutch pedal switch - oil level/oil temperature sender https://portal-diagnostov.com/license.html
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FBrake light switch
F36Clutch pedal switch
F47Brake pedal switch
G266Oil level/oil temperature sender
J220Motronic control unit
S13Fuse in fuse holder
T3r3-pin connector, at oil level/oil temperature sender
T4n4-pin connector, at brake pedal switch
T4w4-pin connector, at clutch pedal switch
T10k10-pin connector, in plenum chamber (black)
T10t10-pin connector, in plenum chamber (white)
T14b14-pin connector, on front left in engine compartment (black)
T81a81-pin connector, at engine control unit
  132 Earth connection, in engine prewiring wiring harness
  A18 Connection (54), in wiring harness behind dash panel, left
  A20 Positive connection (15a), in wiring harness behind dash panel
  A89 Connection (54), in wiring harness behind dash panel
*only on vehicles with manual gearbox

Wiring Diagram SKODA OCTAVIA 2003 - Motronic control unit - Motronic current supply relay - secondary air pump relay - secondary air pump motor - secondary air inlet valve



Wiring Diagram  SKODA OCTAVIA 2003 - Motronic control unit - Motronic current supply relay - secondary air pump relay - secondary air pump motor - secondary air inlet valve https://portal-diagnostov.com/license.html
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J220Motronic control unit
J271Motronic current supply relay
J299Secondary air pump relay
N112Secondary air inlet valve
T2u2-pin connector, at secondary air inlet valve
T2v2-pin connector, at secondary air pump motor
T10t10-pin connector, in plenum chamber (white)
T81a81-pin connector, at engine control unit
V101Secondary air pump motor
  29 Earth point, on right in plenum chamber
  D78 Positive connection (30a), in engine compartment wiring harness
  E14 Connection -1-, in Motronic wiring harness
  E32 Connection (87), in engine compartment wiring harness
*Relay in engine compartment, left

Wiring Diagram SKODA OCTAVIA 2003 - Motronic control unit - Hall sender - knock sensor I - knock sensor II



Wiring Diagram  SKODA OCTAVIA 2003 - Motronic control unit - Hall sender - knock sensor I - knock sensor II https://portal-diagnostov.com/license.html
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G40Hall sender
G61Knock sensor I
G66Knock sensor II
J104ABS control unit with EDL and TCS/ESP
J217Control unit for automatic gearbox
J220Motronic control unit
T2s2-pin connector, at knock sensor I
T2t2-pin connector, at knock sensor Il
T3i3-pin connector, at Hall sender
T10t10-pin connector, in plenum chamber (white)
T40a40-pin connector, at engine control unit
T47a47-pin connector, at ABL control unit with EDS and TCS/ESP
T68a68-pin connector, at control unit for automatic gearbox
T81a81-pin connector, at engine control unit
  10 Earth point, in plenum chamber
  85 Earth connection, in engine compartment wiring harness
  A121 Connection (H bus), in wiring harness behind dash panel, left
  A122 Connection (L bus), in wiring harness behind dash panel, left
  D141 Connection (5V), in engine wiring harness
  D142 Connection, in engine prewiring wiring harness
  D145 Connection (knock sensors), in engine prewiring wiring harness
*only on vehicles with automatic gearbox
**only for vehicles with ABS with EDL and TCS or ESP

Wiring Diagram SKODA OCTAVIA 2003 - Motronic control unit - throttle valve control unit - accelerator pedal position sender - speedometer sender - power assisted steering pressure switch - charge pressure control solenoid valve - turbocharger divert air valve



Wiring Diagram  SKODA OCTAVIA 2003 - Motronic control unit - throttle valve control unit - accelerator pedal position sender - speedometer sender - power assisted steering pressure switch - charge pressure control solenoid valve - turbocharger divert air valve https://portal-diagnostov.com/license.html
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F88Power assisted steering pressure switch
G22Speedometer sender
G79Accelerator pedal position sender
G185Accelerator pedal position sender -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 control unit
N75Charge pressure control solenoid valve
N205Camshaft timing adjustment valve
N249Turbocharger divert air valve
T2a2-pin connector, at power assisted steering pressure switch
T2g2-pin connector, at charge pressure control solenoid valve
T2i2-pin connector, at camshaft timing adjustment valve
T2y2-pin connector, at turbocharger divert air valve
T3j3-pin connector, at speedometer sender
T6l6-pin connector, at accelerator pedal position sender
T6r6-pin connector, on the throttle valve control unit
T10j10-pin connector, in plenum chamber (blue)
T14b14-pin connector, on front left in engine compartment (black)
T40a40-pin connector, at engine control unit
T81a81-pin connector, at engine control unit
  B149 Positive connection (15a), in wiring harness behind dash panel
  E7 Connection (87a), in engine wiring harness

Wiring Diagram SKODA OCTAVIA 2003 - Motronic control unit - ignition system - air mass meter



Wiring Diagram  SKODA OCTAVIA 2003 - Motronic control unit - ignition system - air mass meter https://portal-diagnostov.com/license.html
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G70Air mass meter
J220Motronic control unit
N70Ignition coil 1 with output stage
N127Ignition coil 2 with output stage
N291Ignition coil 3 with output stage
N292Ignition coil 4 with output stage
PSpark plug connector
QSpark plug
T2c2-pin connector, in left wiring duct (black)
T4g4-pin connector, at the ignition coil 1
T4h4-pin connector, at the ignition coil 2
T4i4-pin connector, at the ignition coil 3
T4j4-pin connector, at the ignition coil 4
T5n5-pin connector, at air mass meter
T40a40-pin connector, at engine control unit
T81a81-pin connector, at engine control unit
  19 Earth point, near ignition coil
  132 Earth connection, in engine prewiring wiring harness
  281 Earth connection, in engine prewiring wiring harness
  D22 Connection (87), in engine wiring harness
  E32 Connection (87), in engine compartment wiring harness

Wiring Diagram SKODA OCTAVIA 2003 - Motronic control unit - brake servo control unit - brake vacuum pump



Wiring Diagram  SKODA OCTAVIA 2003 - Motronic control unit - brake servo control unit - brake vacuum pump https://portal-diagnostov.com/license.html
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F125Multi-function switch
J217Control unit for automatic gearbox
J220Motronic control unit
J542Brake servo control unit
S231Fuse in fuse holder
S283Brake vacuum pump fuse, brake, at relay holder
T6c6-pin connector, at the brake vacuum pump
T10a10-pin connector, in plenum chamber (orange)
T10h10-pin connector, in plenum chamber (grey)
T81a81-pin connector, at engine control unit
V192Vacuum pump for brakes
  81 Earth connection, in wiring harness behind dash panel
  A40 Positive connection (30), in wiring harness behind dash panel, left
  B135 Positive connection (15a), in wiring harness behind dash panel
  D84 Connection (automatic gearbox), in engine compartment wiring harness
*valid up to 08.02
only on vehicles with automatic gearbox

Wiring Diagram SKODA OCTAVIA 2003 - Fuel pump relay - fuse holder



Wiring Diagram  SKODA OCTAVIA 2003 - Fuel pump relay - fuse holder https://portal-diagnostov.com/license.html
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J17Fuel pump relay
J234Airbag control unit
T6a6-pin connector, in plenum chamber (brown)
T14b14-pin connector, on front left in engine compartment (black)
T75a75-pin connector, at airbag control unit
  10 Earth point, in plenum chamber
  132 Earth connection, in engine prewiring wiring harness
  A2 Positive connection (15), in wiring harness behind dash panel
  A13 Connection (door contact switch), in wiring harness behind dash panel
  A38 Positive connection (15a), in wiring harness behind dash panel, left
  A40 Positive connection (30), in wiring harness behind dash panel, left
  A99 Connection (87), in wiring harness behind dash panel
  A100 Connection (87), in wiring harness behind dash panel, left
*not valid for vehicles with four-wheel drive
**only on vehicles with disabling front passenger airbag

Wiring Diagram SKODA OCTAVIA 2003 - Dash panel insert - combi-processor in dash panel insert - rev. counter - fuel gauge - warning lamps - fuel pump - fuel gauge sender - coolant temperature sender - coolant temperature gauge sender - oil pressure switch



Wiring Diagram  SKODA OCTAVIA 2003 - Dash panel insert - combi-processor in dash panel insert - rev. counter - fuel gauge - warning lamps - fuel pump - fuel gauge sender - coolant temperature sender - coolant temperature gauge sender - oil pressure switch https://portal-diagnostov.com/license.html
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Get access to all wiring diagrams of the carDownload PDF file
F1Oil pressure switch
GFuel gauge sender
G1Fuel gauge
G2Coolant temperature gauge sender
G5Rev. Counter
G6Fuel pump
G62Coolant temperature sender
J218Combi-processor in dash panel insert
KDash panel insert
K3Oil pressure warning lamp
K16Reserve fuel warning lamp
K38Oil level warning lamp
T4a4-pin connector, on the fuel pump
T4i4-pin connector, at coolant temperature sender
T14b14-pin connector, on front left in engine compartment (black)
T32a32-pin connector, at dash panel insert (blue)
T32b32-pin connector, at dash panel insert (green)
  81 Earth connection, in wiring harness behind dash panel
  110 Earth connection, in wiring harness behind dash panel
  A27 Connection (speed signal), in wiring harness behind dash panel, left
  D142 Connection, in engine prewiring wiring harness
*not valid for vehicles with four-wheel drive