A | Battery |
B | Starter |
J367 | Battery monitor control unit |
J519 | Onboard power supply control unit |
SB3 | Fuse -3-, in the E box |
T2al | 2-pin connector, at battery monitor control unit |
T40a | 40-pin connector, at the E box |
T52aa | 52-pin connector, on the onboard power supply control unit (black) |
1 | Earth strap, battery body |
12 | Earth point, on left in engine compartment (at longitudinal member) |
14 | Earth point, on gearbox |
B331 | Positive connection -17- (30a), in interior wiring harness |
B698 | Connection -3- (LIN bus), in interior wiring harness |
CX1 | Alternator with voltage regulator |
J519 | Onboard power supply control unit |
SA1 | Fuse -1- (30), in the E box |
SB8 | Fuse -8-, in the E box |
T2t | 2-pin connector, in engine compartment, front left (on vehicles with heating) |
T4n | 4-pin connector, in engine compartment, front left (on vehicles with Climatic / Climatronic) |
T40a | 40-pin connector, at the E box |
B698 | Connection -3- (LIN bus), in interior wiring harness |
*1 | on vehicles with alternator 90A / 110A |
*2 | on vehicles with alternator 140A |
J293 | Radiator fan control unit |
J496 | Additional coolant pump relay, in the E box |
J519 | Onboard power supply control unit |
SB10 | Fuse -10-, in the E box |
SB20 | Fuse -20-, in the E box |
SB23 | Fuse -23-, in the E box |
SB24 | Fuse -24-, in the E box |
SB27 | Fuse -27-, in the E box |
T4p | 4-pin connector, in the holder on the left radiator |
T14a | 14-pin connector, on front left in engine compartment (black) |
T40a | 40-pin connector, at the E box |
D78 | Positive connection -1- (30a), in engine compartment wiring harness |
D101 | Connection (87a), in engine compartment wiring harness |
J519 | Onboard power supply control unit |
SC1 | Fuse -1-, in fuse holder |
SC27 | Fuse -27-, in fuse holder |
SC29 | Fuse -29-, in fuse holder |
SC30 | Fuse -30-, in fuse holder |
SC31 | Fuse -31-, in fuse holder |
A20 | Positive connection -1- (15a), in dash panel wiring harness |
B280 | Positive connection -4- (15a), in interior wiring harness |
B315 | Positive connection -1- (30a), in interior wiring harness |
J412 | Mobile telephone operating electronics control unit (interface box) |
J503 | Radio navigation system control unit |
J519 | Onboard power supply control unit |
R | Radio |
SC2 | Fuse -2-, in fuse holder |
SC4 | Fuse -4-, in fuse holder |
SC6 | Fuse -6-, in fuse holder |
SC28 | Fuse -28-, in fuse holder |
SC39 | Fuse -39-, in fuse holder |
SC48 | Fuse -48-, in fuse holder |
A38 | Positive connection -2- (15a), in dash panel wiring harness |
A164 | Positive connection -2- (30a), in dash panel wiring harness |
B279 | Positive connection -3- (15a), in interior wiring harness |
B330 | Positive connection -16- (30a), in interior wiring harness |
* | only on vehicles with extended servicing intervals (ESI) |
** | only for vehicles with telephone system |
J220 | Motronic control unit |
J519 | Onboard power supply control unit |
T14a | 14-pin connector, on front left in engine compartment (black) |
T94a | 94-pin connector, at engine control unit |
44 | Earth point -1-, on lower part of left A-pillar |
85 | Earth connection -1-, in engine compartment wiring harness |
131 | Earth connection -2-, in engine compartment wiring harness |
D180 | Connection -1- (87a), in engine compartment wiring harness |
*1 | not valid for vehicles with automatic gearbox |
G28 | Engine speed sender |
G40 | Camshaft position sender |
G83 | Coolant temperature sender at radiator outlet |
J220 | Motronic control unit |
J293 | Radiator fan control unit |
J519 | Onboard power supply control unit |
T3l | 3-pin connector, at engine speed sender |
T3m | 3-pin connector, at camshaft position sender |
T4p | 4-pin connector, in the holder on the left radiator |
T60a | 60-pin connector, at engine control unit |
T94a | 94-pin connector, at engine control unit |
D141 | Connection (5V), in engine wiring harness |
D174 | Connection -2- (5V), in engine wiring harness |
G39 | Lambda probe |
G130 | Lambda probe after catalytic converter |
J220 | Motronic control unit |
J519 | Onboard power supply control unit |
T4ab | 4-pin connector, at the lambda probe after catalytic converter (black), in the holder on the gearbox |
T6r | 6-pin connector, at the lambda probe (black), in the holder on the gearbox |
T94a | 94-pin connector, at engine control unit |
D182 | Connection -3- (87a), in engine compartment wiring harness |
G31 | Charge air pressure sender |
G42 | Intake air temperature sender |
G71 | Intake manifold pressure sender |
G299 | Intake air temperature sender -2- |
J220 | Motronic control unit |
J519 | Onboard power supply control unit |
T4g | 4-pin connector, at charge air pressure sender |
T4t | 4-pin connector, at intake air temperature sender and intake manifold pressure |
T60a | 60-pin connector, at engine control unit |
474 | Earth connection (sender earth), in engine wiring harness |
D141 | Connection (5V), in engine wiring harness |
D174 | Connection -2- (5V), in engine wiring harness |
J220 | Motronic control unit |
J519 | Onboard power supply 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 |
T4t | 4-pin connector, at the ignition coil 1 |
T4u | 4-pin connector, at the ignition coil 2 |
T4v | 4-pin connector, at the ignition coil 3 |
T4w | 4-pin connector, at the ignition coil 4 |
T60a | 60-pin connector, at engine control unit |
15 | Earth point, on cylinder head |
281 | Earth connection -1-, in engine wiring harness |
306 | Earth connection (ignition coils), in engine harness |
D189 | Connection (87a), in engine wiring harness |
E693 | Start/stop operation button |
J220 | Motronic control unit |
J519 | Onboard power supply control unit |
J532 | Voltage stabiliser, below the front left seat |
K259 | Start/stop operation warning lamp |
L76 | Bulb for button lighting |
T6am | 6-pin connector, at start/stop operation button |
T12w | 12-pin connector, at voltage stabiliser |
T94a | 94-pin connector, at engine control unit |
77 | Earth point, on lower part of left B-pillar |
367 | Earth connection -2-, in interior wiring harness |
A19 | Connection (58d), in dash panel wiring harness |
B239 | Positive connection -1- (50), in interior wiring harness |
J220 | Motronic control unit |
J519 | Onboard power supply control unit |
J906 | Starter relay 1, at relay holder below the onboard power supply control unit |
J907 | Starter relay 2, at additional relay holder above the onboard power supply control unit |
T52ac | 52-pin connector, on the onboard power supply control unit (brown) |
T94a | 94-pin connector, at engine control unit |
B239 | Positive connection -1- (50), in interior wiring harness |
B278 | Positive connection -2- (15a), in interior wiring harness |
F | Brake light switch, at master brake cylinder |
F47 | Brake pedal switch, at master brake cylinder |
G476 | Clutch position sender |
J220 | Motronic control unit |
J519 | Onboard power supply control unit |
J527 | Steering column electronics control unit |
T4c | 4-pin connector, at brake pedal switch |
T5j | 5-pin connector, at clutch position sender |
T16n | 16-pin connector, at steering column electronics control unit |
T52ac | 52-pin connector, on the onboard power supply control unit (brown) |
T94a | 94-pin connector, at engine control unit |
372 | Earth connection -7-, in interior wiring harness |
373 | Earth connection -8-, in interior wiring harness |
374 | Earth connection -9-, in interior wiring harness |
A18 | Connection (54), in dash panel wiring harness |
D106 | Connection -4-, in engine compartment wiring harness |
*1 | not valid for vehicles with automatic gearbox |
*2 | only for vehicles with left-hand drive |
*3 | only for vehicles with right-hand drive |
G3 | Coolant temperature gauge |
J220 | Motronic control unit |
J285 | Control unit in dash panel insert |
J519 | Onboard power supply control unit |
J533 | Data bus diagnostic interface, below dash panel |
K | Dash panel insert |
K28 | Coolant temperature and coolant shortage indicator warning lamp |
T20c | 20-pin connector, at data bus diagnostic interface |
T32c | 32-pin connector, at dash panel insert |
T94a | 94-pin connector, at engine control unit |
B383 | Connection -1- (CAN H, drive), in interior wiring harness |
B390 | Connection -1- (CAN L, drive), in interior wiring harness |
F1 | Oil pressure switch |
G1 | Fuel gauge |
G5 | Rev. Counter |
G21 | Speedometer |
G266 | Oil level/oil temperature sender |
J285 | Control unit in dash panel insert |
J519 | Onboard power supply control unit |
K | Dash panel insert |
K3 | Oil pressure warning lamp |
K38 | Oil level warning lamp |
K83 | Exhaust emissions warning lamp |
K105 | Fuel reserve warning lamp |
K132 | Electronic power control fault lamp |
T6j | 6-pin connector, on front left in engine compartment (black) |
T14a | 14-pin connector, on front left in engine compartment (black) |
T32c | 32-pin connector, at dash panel insert |
269 | Earth connection (sender earth) -1-, in dash panel wiring harness |
374 | Earth connection -9-, in interior wiring harness |
* | only on vehicles with extended servicing intervals (ESI) |