A | Battery |
B | Starter |
C | Alternator |
C1 | Voltage regulator |
D | Ignition/starter switch |
F125 | Multi-function switch |
J207 | Starter inhibitor relay |
S205 | Fuse -2- (30) |
T1h | Single connector, black, in engine compartment, right |
T2cl | 2-pin connector, black, on alternator |
T9 | 9-pin connector, brown, at starter inhibitor relay |
T10o | 10-pin connector, brown, connector point, electronics box, plenum chamber |
T10p | 10-pin connector, black, connector point, electronics box, plenum chamber |
T17m | 17-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 |
J220 | Motronic control unit |
N | Ignition coil |
N30 | Injector, cylinder 1 |
N31 | Injector, cylinder 2 |
N32 | Injector, cylinder 3 |
N33 | Injector, cylinder 4 |
N83 | Injector, cylinder 5 |
N84 | Injector, cylinder 6 |
N122 | Final output stage |
N128 | Ignition coil 2 |
N158 | Ignition coil 3 |
P | Spark plug connector |
Q | Spark plugs |
S229 | Fuse 29 in fuse box |
S232 | Fuse 32 in fuse box |
T5f | 5-pin connector, black, at ignition coil unit |
T10n | 10-pin connector, orange, connector point, electronics box, plenum chamber |
85 | Earth connection -1-, in engine compartment wiring harness |
B135 | Connection (15a), in interior wiring harness |
D95 | Connection (injectors), in engine compartment wiring harness |
G2 | Coolant temperature sender |
G28 | Engine speed sender |
G42 | Intake air temperature sender |
G61 | Knock sensor 1 |
G62 | Coolant temperature sender |
G66 | Knock sensor 2 |
G186 | Throttle valve drive (electric power control) |
G187 | Throttle valve drive angle sender -1- (electric power control) |
G188 | Throttle valve drive angle sender -2- (electric power control) |
J220 | Motronic control unit |
J338 | Throttle valve module |
T3w | 3-pin connector, grey, on engine speed sender |
T3x | 3-pin connector, blue, at knock sensor 1 |
T3y | 3-pin connector, blue, at knock sensor 2 |
T10p | 10-pin connector, black, connector point, electronics box, plenum chamber |
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 |
D102 | Connection -2-, in engine compartment wiring harness |
G40 | Hall sender |
G163 | Hall sender 2 |
J64 | Ignition cut-off delay relay |
J217 | Automatic gearbox control unit |
J220 | Motronic control unit |
S199 | Fuse -1- (15) |
T10o | 10-pin connector, brown, connector point, electronics box, plenum chamber |
T10p | 10-pin connector, black, connector point, electronics box, plenum chamber |
T17k | 17-pin connector, red, connector point, electronics box, plenum chamber |
T17m | 17-pin connector, blue, connector point, A pillar, right |
T20d | 20-pin connector, black, on automatic gearbox control unit |
85 | Earth connection -1-, in engine compartment wiring harness |
A121 | Connection (high bus), in dash panel wiring harness |
A122 | Connection (low bus), in dash panel wiring harness |
D75 | Positive (+) connection -2- (30), in engine compartment wiring harness |
D141 | Connection (5V), in engine compartment wiring harness |
U5 | Connection -2- (15), in automatic gearbox wiring harness |
• | CAN bus (data wire) |
* | Models with automatic gearbox 01V |
** | Models with automatic gearbox: multitronic® 01J |
*** | Models with manual gearbox |
# | Up to model year 2003 |
## | From model year 2004 onwards |
E87 | Control and display unit for air conditioner |
G39 | Lambda probe |
G108 | Lambda probe 2 |
J17 | Fuel pump relay |
J220 | Motronic control unit |
S234 | Fuse 34 in fuse box |
T4u | 4-pin connector, black, for lambda probe 1 |
T4v | 4-pin connector, black, for lambda probe 2 |
T10n | 10-pin connector, orange, connector point, electronics box, plenum chamber |
T10o | 10-pin connector, brown, connector point, electronics box, plenum chamber |
T10p | 10-pin connector, black, connector point, electronics box, plenum chamber |
T17k | 17-pin connector, red, connector point, electronics box, plenum chamber |
Z19 | Lambda probe heater |
Z28 | Lambda probe 2 heater |
200 | Earth connection (screening), in engine compartment wiring harness |
D22 | Connection (via fuse 234), in front right wiring harness |
G70 | Air mass meter |
G130 | Lambda probe downstream of catalytic converter |
G131 | Lambda probe 2 downstream of catalytic converter |
J220 | Motronic control unit |
T4s | 4-pin connector, green, for lambda probe 1 downstream of catalytic converter |
T4t | 4-pin connector, brown, for lambda probe 2 downstream of catalytic converter |
Z29 | Lambda probe 1 heater, downstream of catalytic converter |
Z30 | Lambda probe 2 heater, downstream of catalytic converter |
D22 | Connection (via fuse 234), in front right wiring harness |
D | Ignition/starter switch |
F36 | Clutch pedal switch |
J220 | Motronic control unit |
N80 | Activated charcoal filter system solenoid valve 1 (pulsed) |
N156 | Intake manifold change-over valve |
N205 | Inlet camshaft timing adjustment valve -1- |
N208 | Inlet camshaft timing adjustment valve -2- |
T17i | 17-pin connector, white, 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 |
E45 | Cruise control system switch |
E87 | Control and display unit for air conditioner |
G266 | Oil level thermo sender, service interval |
J220 | Motronic control unit |
T10o | 10-pin connector, brown, connector point, electronics box, plenum chamber |
T10q | 10-pin connector, black, on cruise control system switch |
T17i | 17-pin connector, white, connector point, electronics box, plenum chamber |
T17k | 17-pin connector, red, 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 |
E3 | Hazard warning light switch |
G79 | Accelerator pedal position sender |
G185 | Accelerator pedal position sender -2- |
J217 | Automatic gearbox control unit |
J220 | Motronic control unit |
J234 | Airbag control unit |
J429 | Central locking control unit |
T10o | 10-pin connector, brown, connector point, electronics box, plenum chamber |
T10p | 10-pin connector, black, connector point, electronics box, plenum chamber |
T17i | 17-pin connector, white, connector point, electronics box, plenum chamber |
T17k | 17-pin connector, red, connector point, electronics box, plenum chamber |
T20d | 20-pin connector, black, on automatic gearbox control unit |
A125 | Connection (crash signal), in dash panel wiring harness |
* | Models with automatic gearbox: multitronic® 01J |
# | Up to model year 2003 |
## | From model year 2004 onwards |
G294 | Brake servo pressure sensor |
J220 | Motronic control unit |
J299 | Secondary air pump relay |
J569 | Brake servo relay |
N112 | Secondary air inlet valve |
S130 | Secondary air pump fuse |
S279 | Hydraulic pump relay fuse |
T17i | 17-pin connector, white, connector point, electronics box, plenum chamber |
T17k | 17-pin connector, red, connector point, electronics box, plenum chamber |
V101 | Secondary air pump motor |
V192 | Vacuum 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 |
* | Models with automatic gearbox |
F | Brake light switch |
F47 | Cruise control system brake pedal switch |
J104 | ABS with EDL control unit |
M9 | Brake light bulb, left |
M10 | Brake light bulb, right |
S5 | Fuse in fuse box |
S7 | Fuse in fuse box |
S13 | Fuse in fuse box |
S231 | Fuse 31 in fuse box |
T17f | 17-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 |
A38 | Positive (+) connection -2- (15a), in dash panel wiring harness |
A52 | Positive (+) connection 2 (30), in dash panel wiring harness |
J9 | Connection -1- (15a), in ABS wiring harness |
* | Models with automatic gearbox: multitronic® 01J |
E87 | Control and display unit for air conditioner |
F18 | Radiator fan thermo-switch |
F54 | Radiator fan thermo-switch |
G65 | High pressure sender |
J293 | Radiator fan control unit, in engine compartment, front left |
S42 | Radiator fan single fuse |
T2by | 2-pin connector, on radiator fan control unit |
T6ao | 6-pin connector, on radiator fan control unit |
T14a | 14-pin connector, black, in engine compartment, front left |
T17h | 17-pin connector, brown, connector point, A pillar, left |
V7 | Radiator fan |
V51 | Continued coolant circulation pump |
V177 | Radiator fan -2- |
193 | Earth connection -1-, in radiator fan wiring harness |
D167 | Connection (radiator fan stage I), in engine compartment wiring harness |
D168 | Connection (radiator fan stage II), in engine compartment wiring harness |
* | Models with radiator fan -1- |
** | Models with radiator fan -2- |
E87 | Control and display unit for air conditioner |
F18 | Radiator fan thermo-switch |
F54 | Radiator fan thermo-switch |
J26 | Radiator fan relay |
J101 | Radiator fan 2nd speed relay |
N39 | Radiator fan series resistor |
S42 | Radiator fan single fuse |
S142 | Radiator fan control unit fuse |
T14a | 14-pin connector, black, in engine compartment, front left |
T17h | 17-pin connector, brown, connector point, A pillar, left |
V7 | Radiator fan |
44 | Earth point, lower part of left A pillar |
193 | Earth connection -1-, in radiator fan wiring harness |
K21 | Connection -1-, in radiator fan wiring harness |
G | Fuel gauge sender |
G1 | Fuel gauge |
G6 | Fuel pump (pre-supply pump) |
G169 | Fuel gauge sender -2- |
G237 | Fuel gauge sender -3- |
J285 | Control unit with display in dash panel insert |
K2 | Alternator warning lamp |
K132 | Electronic power control fault lamp |
S228 | Fuse 28 in fuse box |
T10f | 10-pin connector, brown, connector point, A pillar, left |
T10ba | 10-pin connector, blue, connector point, A pillar, left |
T16a | 16-pin connector, diagnosis connection |
T32 | 32-pin connector, blue, on dash panel insert |
T32a | 32-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 |
F1 | Oil pressure switch |
F66 | Coolant shortage indicator switch |
G3 | Coolant temperature gauge |
G5 | Rev. counter |
G21 | Speedometer |
G22 | Speedometer sender (Hall sender, on gearbox) |
J217 | Automatic gearbox control unit |
J285 | Control unit with display in dash panel insert |
K3 | Oil pressure warning lamp |
K28 | Coolant temperature/coolant shortage warning lamp |
K83 | Fault warning lamp for self-diagnosis/exhaust emissions |
T10p | 10-pin connector, black, connector point, electronics box, plenum chamber |
T32 | 32-pin connector, blue, on dash panel insert |
T32a | 32-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 |