A | Battery |
B | Starter |
C | Alternator |
C1 | Voltage regulator |
D | Ignition/starter switch |
J59 | X contact relief relay |
S163 | Fuse -2- (30), in fuse box/battery |
S176 | Fuse -4- (30), in fuse box/battery |
S177 | Fuse -5- (30), in fuse box/battery |
T2e | 2-pin connector, near starter (only models without air conditioner) |
T4 | 4-pin connector, near starter (only models with air conditioner) |
T6 | 6-pin connector, brown, in protective housing for connectors, in plenum chamber, left |
500 | Screw connection -1- (30), on relay plate |
502 | Screw connection -1- (30a), on relay plate |
D | Ignition and starter switch |
J220 | Motronic control unit, in centre of plenum chamber |
S229 | Fuse 29 in fuse holder |
S237 | Fuse 37 in fuse holder |
T6 | 6-pin connector, brown, in protective housing for connectors, on left in plenum chamber |
T14a | 14-pin connector, near battery |
T80 | 80-pin connector |
85 | Earth connection 1, in engine compartment wiring harness |
501 | Screw connection 2 (30), on relay plate |
608 | Earth point, in centre of plenum chamber |
A2 | Positive connection (15), in dash panel wiring harness |
A32 | Positive connection (30), in dash panel wiring harness |
A98 | Positive connection 4 (30), in dash panel wiring harness |
A104 | Positive connection 2 (15), in dash panel wiring harness |
D17 | Positive connection 1 (15), in engine wiring harness |
* | From May 2003 |
*** | Up to April 2003 |
J220 | Motronic control unit, in plenum chamber, centre |
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 plugs |
T4a | 4-pin connector |
T4b | 4-pin connector |
T4c | 4-pin connector |
T4d | 4-pin connector |
T80 | 80-pin connector |
15 | Earth point, on cylinder head |
281 | Earth connection -1-, in engine prewiring wiring harness |
283 | Earth connection -2-, in engine prewiring wiring harness |
D52 | Positive (+) connection (15a), in engine compartment wiring harness |
J104 | ABS/ABS with EDL control unit |
J220 | Motronic control unit, in plenum chamber, centre |
N79 | Heater element (crankcase breather) |
T10w | 10-pin connector, white, in protective housing for connectors, on left in plenum chamber |
T14a | 14-pin connector, near battery |
T47a | 47-pin connector, on ABS/ABS with EDL/TCS/ESP control unit |
T80 | 80-pin connector |
85 | Earth connection -1-, in engine compartment wiring harness |
283 | Earth connection -2-, in engine prewiring wiring harness |
608 | Earth point, in plenum chamber, centre |
A121 | Connection (high bus), in dash panel wiring harness |
A122 | Connection (low bus), in dash panel wiring harness |
G2 | Coolant temperature sender |
G42 | Intake air temperature sender |
G62 | Coolant temperature sender |
G71 | Intake manifold pressure sender |
G186 | Throttle valve drive (electric throttle operation) |
G187 | Throttle valve drive angle sender -1- (electric throttle operation) |
G188 | Throttle valve drive angle sender -2- (electric throttle operation) |
J220 | Motronic control unit, in plenum chamber, centre |
J338 | Throttle valve control unit |
T6a | 6-pin connector |
T14a | 14-pin connector, near battery |
T80 | 80-pin connector |
220 | Earth connection (sender earth), in engine wiring harness |
G28 | Engine speed sender |
G40 | Hall sender |
G212 | Exhaust gas recirculation potentiometer |
J220 | Motronic control unit, in plenum chamber, centre |
N18 | Exhaust gas recirculation valve |
T3f | 3-pin connector, in engine compartment front |
T6d | 6-pin connector |
T10 | 10-pin connector, orange, in protective housing for connectors, in plenum chamber, left |
T14a | 14-pin connector, near battery |
T80 | 80-pin connector |
220 | Earth connection (sender earth), in engine wiring harness |
B163 | Positive (+) connection -1- (15), in interior wiring harness |
D101 | Connection -1-, in engine compartment wiring harness |
D103 | Connection -3-, in engine compartment wiring harness |
** | Connection for air conditioner |
G39 | Lambda probe |
G130 | Lambda probe after catalyst |
J220 | Motronic control unit, in plenum chamber, centre |
T4f | 4-pin connector, near catalyst |
T6c | 6-pin connector, near catalyst |
T80 | 80-pin connector |
131 | Earth connection -2-, in engine compartment wiring harness |
608 | Earth point, in plenum chamber, centre |
E30 | Connection (87a), in engine wiring harness |
G79 | Accelerator pedal position sender |
G185 | Accelerator pedal position sender -2- |
J220 | Motronic control unit, in plenum chamber, centre |
N80 | Activated charcoal filter system solenoid valve 1 |
T6b | 6-pin connector |
T10 | 10-pin connector, orange, in protective housing for connectors, on left in plenum chamber |
T10h | 10-pin connector, blue, in protective housing for connectors, on left in plenum chamber |
T80 | 121-pin connector |
E45 | Cruise control system switch |
E227 | Cruise control system (CCS) button (Set) |
F36 | Clutch pedal switch |
J220 | Motronic control unit, in plenum chamber, centre |
T4q | 4-pin connector |
T10e | 10-pin connector, black, in protective housing for connectors, on left in plenum chamber |
T10s | 10-pin connector, next to steering column |
T10w | 10-pin connector, white, in protective housing for connectors, in plenum chamber, left |
T80 | 80-pin connector |
A20 | Connection (15a), in dash panel wiring harness |
F | Brake light switch |
F47 | Cruise control system brake pedal switch |
J17 | Fuel pump relay |
J220 | Motronic control unit, in plenum chamber, centre |
J234 | Airbag control unit |
J255 | Climatronic control unit |
S13 | Fuse in fuse box |
T6 | 6-pin connector, brown, in protective housing for connectors, on left in plenum chamber |
T10 | 10-pin connector, orange, in protective housing for connectors, on left in plenum chamber |
T10e | 10-pin connector, black, in protective housing for connectors, on left in plenum chamber |
T16b | 16-pin connector |
T17a | 17-pin connector, behind dash panel, centre |
T75 | 75-pin connector |
T80 | 80-pin connector |
A18 | Connection (54), in dash panel wiring harness |
A20 | Connection (15a), in dash panel wiring harness |
A27 | Connection (speed signal), in dash panel wiring harness |
A125 | Connection (crash signal), in dash panel wiring harness |
* | Engine speed signal from engine control unit up to April 2002 |
-••- | Only models with Climatronic |
G | Fuel gauge sender |
G6 | Fuel pump |
G32 | Coolant shortage indicator sender |
S228 | Fuse 28 in fuse box |
S234 | Fuse in fuse box |
S243 | Fuse 43 in fuse box |
T6 | 6-pin connector, brown, in protective housing for connectors, on left in plenum chamber |
T14a | 14-pin connector, near battery |
42 | Earth point, next to steering column |
49 | Earth point, on steering column |
135 | Earth connection -2-, in dash panel wiring harness |
269 | Earth connection (sender earth) -1-, in dash panel wiring harness |
504 | Screw connection -1- (87F), on relay plate |
A99 | Connection -1- (87), in dash panel wiring harness |
A100 | Connection -2- (87), in dash panel wiring harness |
E30 | Connection (87a), in engine wiring harness |
*** | Only models without Climatronic |
E86 | Multi-function display call-up button |
E109 | Multi-function display, memory switch |
G17 | Ambient temperature sensor |
J119 | Multi-function display |
J255 | Climatronic control unit |
J285 | Control unit with display in dash panel insert |
J533 | Data bus diagnostic interface, in dash panel insert |
K31 | Cruise control system warning lamp |
K83 | Exhaust emissions warning lamp |
K132 | Electronic power control fault lamp |
T6e | 6-pin connector |
T16 | 16-pin connector, in dash panel centre, self-diagnosis connection |
T12a | 12-pin connector, behind dash panel, centre |
T20 | 20-pin connector |
T32 | 32-pin connector, blue |
T32a | 32-pin connector, green |
A76 | Connection (diagnosis wire K), in dash panel wiring harness |
*** | Only models without Climatronic |
-•- | Only models with Climatronic |