A | Battery |
B | Starter |
C | Alternator |
C1 | Voltage regulator |
D | Ignition/starter switch |
J59 | X contact relief relay |
J226 | Starter inhibitor and reversing light relay |
S162 | Fuse -1- (30), in fuse box/battery |
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 control unit protective housing, in plenum chamber, left |
500 | Screw connection -1- (30), on relay plate |
502 | Screw connection -1- (30a), on relay plate |
D | Ignition/starter switch |
J271 | Motronic current supply relay, in protective housing in engine compartment, left (control number 428) |
S5 | Fuse in fuse box |
S10 | Fuse in fuse box |
S229 | Fuse in fuse box |
S231 | Fuse in fuse box |
T2 | 2-pin connector, in engine compartment, left |
T6 | 6-pin connector, brown, in control unit protective housing, in plenum chamber, left |
T14a | 14-pin connector, near battery |
501 | Screw connection -2- (30), on relay plate |
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 |
D78 | Positive (+) connection -1- (30a), in engine compartment wiring harness |
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 |
T121 | 121-pin connector |
15 | Earth point, on cylinder head |
85 | Earth connection -1-, in engine compartment wiring harness |
281 | Earth connection -1-, in engine prewiring harness |
D52 | Positive (+) connection (15a), in engine compartment wiring harness |
D78 | Positive (+) connection -1- (30a), in engine compartment wiring harness |
J104 | ABS/ABS with EDL control unit |
J217 | Automatic gearbox control unit |
J220 | Motronic control unit, in plenum chamber, centre |
T10w | 10-pin connector, white, in protective housing for connectors, in plenum chamber, left |
T14a | 14-pin connector, near battery |
T47a | 47-pin connector, on ABS/ABS with EDL/TCS/ESP control unit |
T68a | 68-pin connector |
T121 | 121-pin connector |
85 | Earth connection -1-, in engine compartment wiring harness |
608 | Earth point, in plenum chamber, centre |
609 | Earth point, in plenum chamber, right |
A121 | Connection (high bus), in dash panel wiring harness |
A122 | Connection (low bus), in dash panel wiring harness |
G31 | Charge air pressure sender |
G40 | Hall sender |
J220 | Motronic control unit, in plenum chamber, centre |
N75 | Charge pressure control solenoid valve |
N205 | Inlet camshaft timing adjustment valve -1- |
N249 | Turbocharger divert air valve |
T4g | 4-pin connector |
T10 | 10-pin connector, orange, in protective housing for connectors, in plenum chamber, left |
T121 | 121-pin connector |
220 | Earth connection (sender earth), in engine wiring harness |
D101 | Connection -1-, in engine wiring harness |
D102 | Connection -2-, in engine wiring harness |
G2 | Coolant temperature sender |
G42 | Intake air temperature sender |
G62 | Coolant temperature 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 |
T10h | 10-pin connector, blue, in control unit protective housing, in plenum chamber, left |
T14a | 14-pin connector, near battery |
T121 | 121-pin connector |
V144 | Fuel system diagnostic pump |
G28 | Engine speed sender |
G61 | Knock sensor I |
G66 | Knock sensor II |
J220 | Motronic control unit, in plenum chamber, centre |
T3f | 3-pin connector, in engine compartment front |
T10 | 10-pin connector, orange, in protective housing for connectors, in plenum chamber, left |
T121 | 121-pin connector |
139 | Earth connection (sender earth), in Motronic wiring harness |
220 | Earth connection (sender earth), in engine wiring harness |
** | Connection for air conditioner |
F88 | Power assisted steering pressure switch |
J220 | Motronic control unit, in plenum chamber, centre |
N30 | Injector, cylinder 1 |
N31 | Injector, cylinder 2 |
N32 | Injector, cylinder 3 |
N33 | Injector, cylinder 4 |
S232 | Fuse in fuse box |
T14a | 14-pin connector, near battery |
T121 | 121-pin connector |
131 | Earth connection -2-, in engine compartment wiring harness |
608 | Earth point, in plenum chamber, centre |
A101 | Connection -3- (87), in dash panel wiring harness |
D95 | Connection (injectors), in engine compartment wiring harness |
J220 | Motronic control unit, in plenum chamber, centre |
J542 | Brake servo control unit |
S51 | Fuse, in protective housing in engine compartment, left |
T6j | 6-pin connector, in engine compartment, left |
T6k | 6-pin connector |
T10g | 10-pin connector, grey, in control unit protective housing, in plenum chamber, left |
T121 | 121-pin connector |
V192 | Vacuum pump for brake servo |
D104 | Positive (+) connection -2- (30a), in engine compartment wiring harness |
U8 | Positive (+) connection (15a), in automatic gearbox wiring harness |
F | Brake light switch |
F47 | Cruise control system brake pedal switch |
J220 | Motronic control unit, in plenum chamber, centre |
J299 | Secondary air pump relay, in protective housing in engine compartment, left (control number 100) |
N112 | Secondary air inlet valve |
S13 | Fuse in fuse box |
T2f | 2-pin connector, in engine compartment, left |
T10e | 10-pin connector, black, in control unit protective housing, in plenum chamber, left |
T121 | 121-pin connector |
V101 | Secondary air pump motor |
A18 | Connection (54), in dash panel wiring harness |
A20 | Connection (15a), in dash panel wiring harness |
D104 | Positive (+) connection -2- (30a), in engine compartment wiring harness |
E45 | Cruise control system switch |
E227 | Cruise control system (CCS) button (Set) |
G70 | Air mass meter |
J220 | Motronic control unit, in plenum chamber, centre |
T10e | 10-pin connector, black, in control unit protective housing, in plenum chamber, left |
T10s | 10-pin connector, next to steering column |
T10w | 10-pin connector, white, in protective housing for connectors, in plenum chamber, left |
T121 | 121-pin connector |
A20 | Connection (15a), in dash panel wiring harness |
G79 | Accelerator pedal position sender |
G185 | Accelerator pedal position sender -2- |
J17 | Fuel pump relay |
J217 | Automatic gearbox control unit |
J220 | Motronic control unit, in plenum chamber, centre |
J234 | Airbag control unit |
T6 | 6-pin connector, brown, in control unit protective housing, in plenum chamber, left |
T6b | 6-pin connector |
T10 | 10-pin connector, orange, in protective housing for connectors, in plenum chamber, left |
T10h | 10-pin connector, blue, in control unit protective housing, in plenum chamber, left |
T68a | 68-pin connector |
T75 | 75-pin connector |
T121 | 121-pin connector |
A125 | Connection (crash signal), in dash panel wiring harness |
G | Fuel gauge sender |
G6 | Fuel pump |
G32 | Coolant shortage indicator sender |
S228 | Fuse in fuse box |
S234 | Fuse in fuse box |
S243 | Fuse in fuse box |
T6 | 6-pin connector, brown, in control unit protective housing, in plenum chamber, left |
T14a | 14-pin connector, near battery |
42 | Earth point, next to steering columm |
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 |
A151 | Connection -4- (87), in dash panel wiring harness |
E30 | Connection (87a), in engine wiring harness |
** | Only models with multi-function display |
G1 | Fuel gauge |
G3 | Coolant temperature gauge |
G5 | Rev. counter |
F1 | Oil pressure switch |
J217 | Automatic gearbox control unit |
J285 | Control unit with display in dash panel insert |
K2 | Alternator warning lamp |
K3 | Oil pressure warning lamp |
K28 | Coolant temperature/coolant shortage warning lamp |
K105 | Reserve fuel warning lamp |
T10h | 10-pin connector, blue, in control unit protective housing, in plenum chamber, left |
T14a | 14-pin connector, near battery |
T32 | 32-pin connector, blue |
T68a | 68-pin connector |
A13 | Connection (door contact switch), in dash panel wiring harness |
E86 | Multi-function display call-up button |
E109 | Multi-function display, memory switch |
G17 | Ambient temperature sensor |
G21 | Speedometer |
H3 | Warning buzzer |
J119 | Multi-function display |
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 |
T32 | 32-pin connector, blue |
T32a | 32-pin connector, green |
A27 | Connection (speed signal), in dash panel wiring harness |
A76 | Connection (diagnosis wire K), in dash panel wiring harness |
** | Only models with multi-function display |