A | Battery |
B | Starter |
C | Alternator |
C1 | Voltage regulator |
D | Ignition/starter switch |
J207 | Starter inhibitor relay |
S88 | Strip fuse |
T3v | 3-pin connector, black, on right on engine block |
T9 | 9-pin connector, black, on starter inhibitor relay |
T10b | 10-pin connector, black, on protective housing for control units on left in engine compartment |
T10d | 10-pin connector, brown, on protective housing for control units on left in engine compartment |
1 | Earth strap, battery body |
500 | Screw connection 1 (30), on relay plate |
A17 | Connection (61), in dash panel wiring harness |
A52 | Positive connection 2 (30), in dash panel wiring harness |
D97 | Connection (50), in engine compartment right wiring harness |
--- | Only models with automatic gearbox |
* | Only models with manual gearbox |
J220 | Motronic control unit |
N70 | Ignition coil 1 with output stage |
N127 | Ignition coil 2 with output stage |
N291 | Ignition coil 3 with output stage |
N292 | Ignition coil 4 with output stage |
P | Spark plug connector |
Q | Spark plug |
T4i | 4-pin connector, black, on ignition coil 1 |
T4j | 4-pin connector, black, on ignition coil 2 |
T4k | 4-pin connector, black, on ignition coil 3 |
T4l | 4-pin connector, black, on ignition coil 4 |
T121 | 121-pin connector, on Motronic control unit |
16 | Earth point 1, on cylinder head cover |
131 | Earth connection 2, in engine compartment wiring harness |
132 | Earth connection 3, in engine compartment wiring harness |
D101 | Connection 1, in engine compartment wiring harness |
J220 | Motronic control unit |
J271 | Motronic current supply relay, on 3 position relay carrier in E-box in plenum chamber |
S102 | Engine control unit fuse |
S115 | Ignition coil terminal 15 fuse |
T3a | 3-pin connector, white, on protective housing for control units on left in engine compartment |
T10b | 10-pin connector, black, on protective housing for control units on left in engine compartment |
T121 | 121-pin connector, on Motronic control unit |
501 | Screw connection 2 (30), on relay plate |
D50 | Positive connection (30), in engine compartment wiring harness |
D101 | Connection 1, in engine compartment wiring harness |
D102 | Connection 2, in engine compartment wiring harness |
D103 | Connection 3, in engine compartment wiring harness |
D173 | Connection (87), in engine wiring harness |
J220 | Motronic control unit |
N323 | Ignition coil 5 with output stage |
N324 | Ignition coil 6 with output stage |
N325 | Ignition coil 7 with output stage |
N326 | Ignition coil 8 with output stage |
P | Spark plug connector |
Q | Spark plug |
T4m | 4-pin connector, black, on ignition coil 5 |
T4n | 4-pin connector, black, on ignition coil 6 |
T4o | 4-pin connector, black, on ignition coil 7 |
T4p | 4-pin connector, black, on ignition coil 8 |
T121 | 121-pin connector, on Motronic control unit |
27 | Earth point 2, on cylinder head cover |
167 | Earth connection 4, in engine compartment wiring harness |
201 | Earth connection 5, in engine compartment wiring harness |
D102 | Connection 2, in engine compartment wiring harness |
G61 | Knock sensor 1 |
G66 | Knock sensor 2 |
G198 | Knock sensor 3 |
G199 | Knock sensor 4 |
J220 | Motronic control unit |
T3b | 3-pin connector, black, on knock sensor I |
T3c | 3-pin connector, brown, on knock sensor II |
T3d | 3-pin connector, orange, on knock sensor 3 |
T3e | 3-pin connector, grey, on knock sensor 4 |
T121 | 121-pin connector, on Motronic control unit |
D106 | Connection 4, in engine compartment wiring harness |
D107 | Connection 5, in engine compartment wiring harness |
G39 | Lambda probe |
G130 | Lambda probe after catalytic converter |
J220 | Motronic control unit |
J293 | Radiator fan control unit |
S229 | Fuse in fuse holder |
T3k | 3-pin connector, grey, left A-pillar coupling station |
T4b | 4-pin connector, black |
T6b | 6-pin connector, black |
T10e | 10-pin connector, orange, on protective housing for control units on left in engine compartment |
T121 | 121-pin connector, on Motronic control unit |
D23 | Connection (via fuse 229), in front right wiring harness |
E45 | Cruise control system switch |
E227 | Cruise control system (CCS) SET button |
F | Brake light switch |
F36 | Clutch pedal switch |
F47 | Cruise control system brake pedal switch/diesel direct injection system |
J220 | Motronic control unit |
S7 | Fuse in fuse holder |
S13 | Fuse in fuse holder |
T10 | 10-pin connector, black, next to steering column |
T15a | 15-pin connector, white, on protective housing for control units on left in engine compartment |
T121 | 121-pin connector, on Motronic control unit |
A89 | Connection 2 (54), in dash panel wiring harness |
A104 | Positive connection 2 (15), in dash panel wiring harness |
A130 | Connection (cruise control system), in dash panel wiring harness |
A154 | Connection (brake pedal switch), in dash panel wiring harness |
--- | Only models with cruise control system (CCS) |
* | Only models with manual gearbox |
F265 | Map-controlled engine cooling system thermostat |
J220 | Motronic control unit |
J299 | Secondary air pump relay, on 3 position relay carrier in E-box in plenum chamber |
N205 | Inlet camshaft control valve 1 |
N208 | Inlet camshaft control valve 2 |
N318 | Exhaust camshaft control valve 1 |
N319 | Exhaust camshaft control valve 2 |
S130 | Secondary air pump fuse, in protective housing for control units on left in engine compartment |
T2 | 2-pin connector |
T3a | 3-pin connector, white, on protective housing for control units on left in engine compartment |
T121 | 121-pin connector, on Motronic control unit |
V101 | Secondary air pump motor |
85 | Earth connection 1, in engine compartment wiring harness |
E30 | Connection (87a), in engine wiring harness |
G70 | Air mass meter |
G79 | Accelerator position sender |
G185 | Accelerator position sender 2 |
G294 | Brake servo pressure sensor |
J220 | Motronic control unit |
T6b | 6-pin connector, on accelerator position sender |
T15a | 15-pin connector, white, on protective housing for control units on left in engine compartment |
T121 | 121-pin connector, on Motronic control unit |
D22 | Connection (via fuse 234), in front right wiring harness |
D109 | Connection 7, in engine compartment wiring harness |
D110 | Connection 8, in engine compartment wiring harness |
* | Only models with automatic gearbox |
G83 | Radiator outlet coolant temperature sender |
J220 | Motronic control unit |
J569 | Brake servo relay |
N80 | Activated charcoal filter system solenoid valve 1 (pulsed) |
N112 | Secondary air inlet valve |
S131 | Fuse 1 |
S234 | Fuse in fuse holder |
T3s | 3-pin connector, red, on protective housing for control units on left in engine compartment |
T10e | 10-pin connector, orange, on protective housing for control units on left in engine compartment |
T15s | 15-pin connector, red, on protective housing for control units on left in engine compartment |
T121 | 121-pin connector, on Motronic control unit |
V192 | Vacuum pump for brakes |
D22 | Connection (via fuse 234), in front right wiring harness |
* | Only models with automatic gearbox |
D | Ignition/starter switch |
E15 | Heated rear window switch |
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) |
J17 | Fuel pump relay |
J220 | Motronic control unit |
J293 | Radiator fan control unit |
J338 | Throttle valve module |
S232 | Fuse in fuse holder |
T6a | 6-pin connector, black, on throttle valve control module |
T10b | 10-pin connector, black, on protective housing for control units on left in engine compartment |
T10e | 10-pin connector, orange, on protective housing for control units on left in engine compartment |
T15a | 15-pin connector, white, on protective housing for control units on left in engine compartment |
T15s | 15-pin connector, red, on protective housing for control units on left in engine compartment |
T121 | 121-pin connector, on Motronic control unit |
V177 | Radiator fan 2 |
504 | Screw connection 1 (87), on relay plate |
A2 | Positive connection (15), in dash panel wiring harness |
A20 | Connection (15a), in dash panel wiring harness |
J220 | Monotronic control unit |
J285 | Display control unit in dash panel insert |
J533 | Data bus diagnostic interface |
T10d | 10-pin connector, brown, on protective housing for control units on left in engine compartment |
T15s | 15-pin connector, red, on protective housing for control units on left in engine compartment |
T32b | 32-pin connector, green, on dash panel insert |
T121 | 121-pin connector, on Motronic control unit |
A121 | Connection (high bus), in dash panel wiring harness |
A122 | Connection (low bus), in dash panel wiring harness |
A146 | Connection (convenience CAN bus, high), in dash panel wiring harness |
A147 | Connection (convenience CAN bus, low), in dash panel wiring harness |
D159 | Connection (high bus), in engine compartment wiring harness |
D160 | Connection (low bus), in engine compartment wiring harness |
F1 | Oil pressure switch |
G1 | Fuel gauge |
G3 | Coolant temperature gauge |
G22 | Speedometer sender (Hall sender on gearbox) |
H11 | Oil pressure warning buzzer |
J285 | Control unit in dash panel insert |
K | Dash panel insert |
K2 | Alternator warning lamp |
K3 | Oil pressure warning lamp |
K28 | Coolant temperature and coolant shortage warning lamp |
K31 | Cruise control system warning lamp |
K83 | Exhaust emissions warning lamp |
K132 | Electronic power control fault lamp |
L75 | Digital display illumination bulb |
T10b | 10-pin connector, black, on protective housing for control units on left in engine compartment |
T32a | 32-pin connector, blue |
Y4 | Odometer display |
F120 | Anti-theft alarm and vermin repellent system contact switch |
G32 | Coolant shortage indicator sender |
G266 | Oil level and oil temperature sender |
J285 | Display control unit in dash panel insert |
J393 | Convenience system central control unit, in front left footwell |
K38 | Oil level warning lamp |
S5 | Fuse in fuse holder |
T6c | 6-pin connector, blue, left A-pillar coupling station |
T10a | 10-pin connector, brown, left A-pillar coupling station |
T10b | 10-pin connector, black, on protective housing for control units on left in engine compartment |
T10d | 10-pin connector, brown, on protective housing for control units on left in engine compartment |
T15k | 15-pin connector, grey, left A-pillar coupling station |
T32a | 32-pin connector, blue, on dash panel insert |
T32b | 32-pin connector, green, on dash panel insert |
44 | Earth point, lower part of left A-pillar |
86 | Earth connection 1, in rear wiring harness |
269 | Earth connection (sender earth) 1, in dash panel wiring harness |
A74 | Connection (15a, fuse 5), in dash panel wiring harness |
A91 | Connection (signal for dash panel insert), in dash panel wiring harness |
G | Fuel gauge sender |
G6 | Fuel pump (pressurisation pump) |
G23 | Fuel pump |
G169 | Fuel gauge sender 2 |
G237 | Fuel gauge sender 3 |
G292 | Fuel gauge sender for auxiliary fuel tank |
G293 | Fuel gauge sender for auxiliary fuel tank (tank empty) |
S51 | Fuse on fuel pump control unit |
S228 | Fuse in fuse holder |
S238 | Fuse in fuse holder |
J538 | Fuel pump control unit |
T6c | 6-pin connector, blue |
T6v | 6-pin connector, purple |
T6w | 6-pin connector |
T6x | 6-pin connector |
T10f | 10-pin connector, blue, left A-pillar coupling station |
T12t | 12-pin connector, on fuel system diagnosis control unit |
78 | Earth point, lower part of right B-pillar |
197 | Earth connection 4, in rear wiring harness |
307 | Earth connection (sender earth), in floor wiring harness |
334 | Earth connection 6, in rear wiring harness |
501 | Screw connection 2 (30), on relay plate |
A146 | Connection (convenience CAN bus, high), in dash panel wiring harness |
A147 | Connection (convenience CAN bus, low), in dash panel wiring harness |
W20 | Positive connection (30a) in rear wiring harness |
W58 | Connection (87), in rear wiring harness |