A | Battery |
B | Starter |
C | Alternator |
C1 | Voltage regulator |
D | Ignition/starter switch |
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 |
2 | Earth strap, gearbox - body |
500 | Screw connection 1 (30), on relay plate |
501 | Screw connection 2 (30), on relay plate |
A17 | Connection (61), in dash panel wiring harness |
A52 | Positive connection 2 (30), in dash panel wiring harness |
* | Not for engine code APU |
J220 | Motronic control unit, in protective housing on left in engine compartment |
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 |
T3i | 3-pin connector |
T3j | 3-pin connector |
T3k | 3-pin connector |
T3l | 3-pin connector |
T10e | 10-pin connector, orange, on protective housing for control units on left in engine compartment |
T121 | 121-pin connector, on Motronic control unit |
16 | Earth point 1, on cylinder head cover |
85 | Earth connection 1, in engine compartment wiring harness |
D52 | Positive connection (15a, ignition coils control unit), in engine compartment wiring harness |
G266 | Oil level and oil temperature sender |
J220 | Motronic control unit, in protective housing on left in engine compartment |
J299 | Secondary air pump relay |
S5 | Fuse 5 on fuse holder |
S130 | Individual fuse for secondary air pump |
T3e | 3-pin connector, white, on protective housing for control units on left in engine compartment |
T8 | 8-pin connector, brown |
T10e | 10-pin connector, orange, 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 |
T121 | 121-pin connector, on Motronic control unit |
V101 | Secondary air pump motor |
12 | Earth point, on left in engine compartment |
85 | Earth connection 1, in engine compartment wiring harness |
A74 | Connection (15a, fuse 5), in dash panel wiring harness |
E30 | Connection (87a), in engine wiring harness |
* | Not for engine code APU |
J220 | Motronic control unit, in protective housing on left in engine compartment |
J234 | Airbag control unit |
N75 | Charge pressure control solenoid valve |
N80 | Activated charcoal filter system solenoid valve 1 (pulsed) |
N112 | Secondary air inlet valve |
N249 | Turbocharger air recirculation valve |
S234 | Fuse in fuse holder |
T3b | 3-pin connector |
T4v | 4-pin connector |
T10d | 10-pin connector, brown, 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 |
T121 | 121-pin connector, on Motronic control unit |
241 | Earth connection 2 engine earth, in engine wiring harness |
E30 | Connection (87a), in engine wiring harness |
D | Ignition/starter switch |
J17 | Fuel pump relay (372) |
J220 | Motronic control unit, in protective housing on left in engine compartment |
J271 | Motronic current supply relay |
N30 | Injector, cylinder 1 |
N31 | Injector, cylinder 2 |
N32 | Injector, cylinder 3 |
N33 | Injector, cylinder 4 |
S7 | Fuse in fuse holder |
S29 | Fuse in fuse holder |
S232 | Fuse 32 in fuse holder |
T3a | 3-pin connector, green, on left on bulkhead |
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 |
T121 | 121-pin connector, on Motronic control unit |
A2 | Positive connection (15), in dash panel wiring harness |
D10 | Positive connection in front right wiring harness |
D95 | Connection (injectors), in engine compartment wiring harness |
--- | Only models with cruise control system (CCS) |
G2 | Coolant temperature sender |
G40 | Hall sender |
G62 | Coolant temperature sender |
G71 | Intake manifold pressure sender |
G72 | Intake manifold pressure temperature sender |
J220 | Motronic control unit, in protective housing on left in engine compartment |
T4h | 4-pin connector |
T10b | 10-pin connector, black, on protective housing for control units on left in engine compartment |
T121 | 121-pin connector, on Motronic control unit |
220 | Earth connection (sender earth), in engine wiring harness |
D102 | Connection 2, in engine compartment wiring harness |
D106 | Connection 4, in engine compartment wiring harness |
E15 | Heated rear window switch |
G28 | Engine speed sender |
G61 | Knock sensor 1 |
G66 | Knock sensor 2 |
J220 | Motronic control unit, in protective housing on left in engine compartment |
J255 | Climatronic control unit |
J314 | Air conditioning system cut-off control unit |
T3a | 3-pin connector, green, on left on bulkhead |
T3b | 3-pin connector, grey, on left on bulkhead |
T3c | 3-pin connector, blue, on left on bulkhead |
T6h | 6-pin connector |
T12 | 12-pin connector, on Climatronic control unit |
T15s | 15-pin connector, red, on protective housing for control units |
T16b | 16-pin connector, on Climatronic control unit |
T121 | 121-pin connector, on Motronic control unit |
220 | Earth connection (sender earth), in engine wiring harness |
A64 | Connection (30, speed boost), in dash panel wiring harness |
D102 | Connection 2, in engine compartment wiring harness |
G42 | Intake air temperature sender |
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) |
J104 | ABS with EDL control unit |
J220 | Motronic control unit, in protective housing on left in engine compartment |
J338 | Throttle valve module |
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 |
T15s | 15-pin connector, red, on protective housing for control units |
T31 | 31-pin connector, on ABS with EDL control unit |
T121 | 121-pin connector, on Motronic control unit |
220 | Earth connection (sender earth), in engine wiring harness |
** | Only models with TCS |
E45 | Cruise control system switch, position 0 = OFF in detent, position 1 = OFF with button, position 2 = ON, position 3 = RES |
E227 | Cruise control system (CCS) SET button |
F | Brake light switch |
F36 | Clutch pedal switch |
F47 | Cruise control system brake pedal switch |
J220 | Motronic control unit, in protective housing on left in engine compartment |
S13 | Fuse 13 on fuse holder |
T10 | 10-pin connector, black, next to steering column |
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 |
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 |
--- | Only models with cruise control system (CCS) |
* | Only models with manual gearbox |
G79 | Accelerator position sender |
G185 | Accelerator position sender 2 |
J220 | Motronic control unit, in protective housing on left in engine compartment |
T6b | 6-pin connector, on accelerator position sender |
T6r | 6-pin connector, black |
T10d | 10-pin connector, brown, 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 |
A60 | Connection (speed signal), in dash panel wiring harness |
A121 | Connection (high bus), in dash panel wiring harness |
A122 | Connection (low bus), in dash panel wiring harness |
F1 | Oil pressure switch |
F120 | Anti-theft alarm and vermin repellent system contact switch |
G | Fuel gauge sender |
G6 | Fuel system pressurisation pump |
G22 | Speedometer sender, inductive sender on left in gearbox |
G32 | Coolant shortage indicator sender |
J393 | Convenience system central control unit |
S228 | Fuse in fuse holder |
T3d | 3-pin connector, black |
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 |
44 | Earth point, lower part of left A-pillar |
75 | Earth point, rear right pillar |
86 | Earth connection 1, in rear wiring harness |
197 | Earth connection 4, in rear wiring harness |
269 | Earth connection (sender earth) 1, in dash panel wiring harness |
316 | Earth connection (sender earth 2) in engine wiring harness |
W37 | Connection (ATA), in floor wiring harness |
G1 | Fuel gauge |
G3 | Coolant temperature gauge |
H11 | Oil pressure warning buzzer |
J285 | Display control unit, in dash panel insert |
K2 | Alternator warning lamp |
K3 | Oil pressure warning lamp |
K28 | Coolant temperature/coolant shortage warning lamp |
K38 | Oil level warning lamp |
K31 | Cruise control system warning lamp |
L75 | Digital display illumination bulb |
T32a | 32-pin connector, blue, on dash panel insert |
T32b | 32-pin connector, green, on dash panel insert |
Y4 | Odometer display |
A60 | Connection (speed signal), in dash panel wiring harness |
A121 | Connection (high bus), in dash panel wiring harness |
A122 | Connection (low bus), in dash panel wiring harness |