Key for wiring diagrams 

 

A 

A66 Tyre pressure control (RDC) control unit

A66*1B Plug connection control unit tyre pressure control (RDC)

A71 Instrument cluster

A71*1B Instrument cluster plug connection

A71*2B Instrument cluster 2 plug connection

A240 Digital Motor Electronics (DME) control unit

A240*1B Plug connection control unit digital engine electronics (DME)

A240*2B Plug connection 2 control unit Digital Engine Electronics (DME) 

A260 Control unit for anti-lock braking system (ABS)

A260*1B Plug connection control unit antilock brake system (ABS)

A263 Control unit for anti-theft alarm (DWA)

A263*1B Plug connection control unit alarm system (DWA) 

A284 Electronic suspension adjustment control unit

A284*1B Electronic chassis adjustment control unit plug connection

A401 Telematics control unit (TM)

A401*1B Plug connection, telematics control unit (TM)

A405 Basic module (GM) control unit

A405*1B Plug connection for general module (GM) control unit

 

B 

B90 Coolant temperature sensor

B90*1B Coolant temperature sensor plug connection

B232 Fuel pressure sensor

B232*1B Fuel pressure sensor plug connection

B281 Camshaft sensor

B281*1B Camshaft sensor plug connection

B283 Yaw rate sensor

B283*1B Yaw rate sensor plug connection

B284 Intake air temperature sensor

B284*1B Intake air temperature sensor plug connection

B285Shift-lever sensor

B285*1B Plug connection, shift lever sensor

B286 Transmission position sensor

B286*1B Transmission position sensor plug connection

B304 Suspension sensor, front

B304*1B Front chassis and suspension sensor plug connection

B305 Suspension sensor, rear

B305*1B Rear chassis and suspension sensor plug connection

B307 Wheel speed sensor, front

B308 Wheel speed sensor, rear

B386 Fuel level sensor

B419 Front oxygen sensor 1

B419*1B Plug connection, front oxygen sensor 1

B420 Monitoring oxygen sensor 1

B420*1B Plug connection, monitoring oxygen sensor 1

B428 Knock sensor 1

B428*1B Knock sensor 1 plug connection

B429 Knock sensor 2

B429*1B knock sensor 2 plug connection

B432 Crankshaft sensor

B518 Impact sensor

B518*1B Plug connection, impact sensor

B655 Front oxygen sensor 2

B655*1B Plug connection, front oxygen sensor 2

B656 Monitoring oxygen sensor 2

B656*1B plug connection, monitoring oxygen sensor 2

B799 Switching cam sensor

B799*1B plug connection switching cam sensor

 

E 

E127 Front left turn indicator

E128 Front right turn indicator

E208 Headlight

E208*1B Headlight plug connection

E214 Ring aerial

E215 Heated grip, left

E215*1B Left heated grip plug connection

E216 Heated grip, right

E216*1B Right heated grip plug connection

E254 Number plate light

E254*1B Plug connection, number plate light

E445 Multifunctional indicator lamps on the left

E445* 1S Plug connection, Multifunctional indicator lamps on the left

E446 Multifunctional indicator lamps on the right

E446* 1S Plug connection, Multifunctional indicator lamps on the right

 

G 

G1Battery

G2 Alternator

G2*1B Alternator plug connection

 

H 

H4 Horn

H4*1B Horn plug connection 

 

J 

J53*1B Diagnostic socket

 

K 

K14 Main relay

K14*1B Relay base, main relay

K22 Starter motor relay

K22*1B Starter motor relay plug connection

 

M 

M14 Electric fuel pump

M14*1B Electric fuel pump plug connection

M87 Fan

M87*1B Fan plug connection

M249 Starter motor

M249*1B Starter motor plug connection

 

N 

N14 Rectifier

N14*1B Rectifier plug connection

 

S 

S7 Multi-Controller

S50 Clutch switch

S50*1B Clutch switch plug connection

S174 Ignition lock / electronic immobiliser (EWS)

S174*1B Ignition lock / electronic immobiliser (EWS) plug connection

S175 Multifunction switch, left

S175*1B Left multifunction switch plug connection

S176 Right multifunction switch

S176*1B Right multifunction switch plug connection

S177 Throttle grip sensor

S177*1B Throttle grip sensor plug connection

S177*2B Throttle grip sensor plug connection

S177*2S Throttle grip sensor plug connection

S204 Side-stand switch

S204*1B Plug connection, side-stand switch

S245 Emergency call system, operating facility

S245*1B Plug connection, emergency call system operating unit

 

T 

T8 Ignition coil 1

T8*1B Ignition coil 1 plug connection

T9 Ignition coil 2

T9*1B Ignition coil 2 plug connection

T10 Ignition coil 3

T10*1B Ignition coil 3 plug connection

T11 Ignition coil 4

T11*1B Ignition coil 4 plug connection

 

X 

X3 Terminating resistor 

X64 Multi-Controller plug connection

X67*1V Cable connector

X94*1B Fuel level sensor plug connection

X97*1B Plug connection 12V power socket

X107*1V Cable connector

X161*1V Cable connector

X175*1V Cable connector

X258*1B plug connection lighting, rear

X258*1S plug connection lighting, rear

X307*1V Cable connector

X307*1V Cable connector

X308*1V Cable connector

X308*1V Cable connector

X311*1V Cable connector

X506*1V Cable connector

X703*1B Crankshaft sensor plug connection

X729*1B Front left turn indicator plug connection

X729*1S Front left turn indicator plug connection

X730*1B Front right turn indicator plug connection

X730*1S Front right turn indicator plug connection

X735*1B Front wheel speed sensor plug connection

X736*1B Rear wheel speed sensor plug connection

X738*1B Battery positive terminal

X739*1B Battery ground

X740*1B Optional accessories (OA) plug connection

X743*1V Cable connector

X744*1V Cable connector

X752*1V Cable connector

X753*1V Cable connector

X753*2V Cable connector

X754*1V Cable connector

X754*2V Cable connector

X755*1V Cable connector

X755*2V Cable connector

X756*1V Cable connector

X756*2V Cable connector

X1437*1V Cable connector

X1445*1V Cable connector

X1446*1V Cable connector

X1825*1V Cable connector

X1833*1V Cable connector

X1833*2V Cable connector

X1858*1V Cable connector

 

Y 

Y42 Actuator for the exhaust flap

Y42*1B Plug connection, actuator for the exhaust flap

Y94Secondary air valve

Y94*1B Secondary air valve plug connection

Y107 Rebound stage adjustment / compression stage adjustment, front

Y107*1B Plug connection, rebound stage adjustment / compression stage adjustment, front

Y108 Rebound stage adjustment / compression stage adjustment, rear

Y108*1B Plug connection, rebound stage adjustment / compression stage adjustment, rear

Y174 DISA servomotor

Y174*1B Plug connection of DISA servomotor

Y178 Fuel injector 1

Y178*1B Fuel injector 1 plug connection

Y179 Injection valve 2

Y179*1B Fuel injector 2 plug connection

Y180 Fuel injector 3

Y180*1B Fuel injector 3 plug connection

Y181 Fuel injector 4

Y181*1B Fuel injector 4 plug connection

Y182 Fuel injector 5

Y182*1B Fuel injector 5 plug connection

Y183 Fuel injector 6

Y183*1B Fuel injector 6 plug connection

Y184 Fuel injector 7

Y184*1B Fuel injector 7 plug connection

Y185 Fuel injector 8

Y185*1B Fuel injector 8 plug connection

Y193 Tank vent valve 

Y193*1B Tank vent valve plug connection

Y273 Switching cams adjuster 1

Y273*1B Plug connection, switching cams adjuster 1

Y274 Switching cams adjuster 2

Y274*1B Plug connection, switching cams adjuster 2

Y275 Unfiltered air flap controller

Y275*1B plug connection unfiltered air flap controller

Y277 Electromotive throttle controller 1

Y277*1B Plug connection, electromotive throttle controller 1

Y278 Throttle valve actuator motor 2

Y278*1B Throttle valve actuator motor 2 plug connection

 

Z 

Z10*1B Ground 

Z17 Fuse carrier 1

Z17*1B Fuse carrier 1 plug connection

Z24*1B ignition coil ground

Z26 Fuse carrier 2

Z26*1B Fuse carrier 2 plug connection

 

Cable colour abbreviations: 

BL = blue

BR = brown

GE = yellow

GN = green

GR = grey

OR = orange

RT = red

SW = black

TR = transparent

VI = violet

WS = white

RS = pink

 

 
 

Component code for part 

Display of part designation

Hyperlink to further documentation, e.g. component images, installation positions...

Component code for plug connection 

Display of plug connection designation

Hyperlink to further documentation, e.g. plug images, installation positions...

Component code for cable connectors 

Display of cable connectors designation

Hyperlink to further documentation, e.g. overview of cable connectors...

Information on wiring diagram 

Display of wiring diagram designation

Hyperlink to further documentation, e.g. wiring diagram keys

Versions up to model year 2006 

Versions as of model year 2006 

Bushing contact plug connection 

Pin contact plug connection 

Screw connection, e.g. ground 

Line information 

Line cross-section in mm²

Line colour

Coloured lines 

Red = direct voltage supply terminal 30 

Green = switched voltage supply terminal 15 

Brown = ground 

Twisted line pair 

Shielded line 

