A | Battery |
B | Starter |
D | Ignition/starter switch |
J59 | X contact relief relay |
S1 | Fuse in fuse holder |
S134 | Fuse in fuse holder on the battery |
T8c | 8-pin connector, at ignition/starter switch |
11 | Earth point, below the battery on the left |
14 | Earth point, on gearbox |
42 | Earth point, next to steering column |
80 | Earth connection, in wiring harness behind dash panel |
81 | Earth connection, in wiring harness behind dash panel |
A2 | Positive connection (15), in wiring harness behind dash panel |
A21 | Connection (86s), in wiring harness behind dash panel |
A32 | Positive connection (30), in wiring harness behind dash panel, left |
A33 | Connection (75), in wiring harness behind dash panel, left |
A40 | Positive connection (30), in wiring harness behind dash panel, left |
P1 | Positive connection (30), in fuse holder on the battery |
*1 | only on vehicles with manual gearbox |
| only on vehicles with seat adjustment with memory function |
E1 | Light switch |
E23 | Fog light and rear fog light switch |
L9 | Light switch light bulb |
T17a | 17-pin connector, at light switch |
45 | Earth point, behind dash panel |
332 | Earth connection, in wiring harness behind dash panel |
A4 | Positive connection (58b), in wiring harness behind dash panel |
A32 | Positive connection (30), in wiring harness behind dash panel, left |
A33 | Connection (75), in wiring harness behind dash panel, left |
A43 | Connection (57L), in wiring harness behind dash panel |
A44 | Connection (57R), in wiring harness behind dash panel |
A47 | Connection (55), in wiring harness behind dash panel |
E4 | Headlight dipper/flasher switch |
L1 | Twin filament bulb/sealed beam insert, left |
L2 | Twin filament bulb/sealed beam insert, right |
M1 | Side light bulb, left |
M3 | Side light bulb, right |
T8m | 8-pin connector, at left headlight |
T8n | 8-pin connector, at right headlight |
T12a | 12-pin connector, at headlight dipper/flasher switch |
12a | Earth point -2-, below the battery on the left |
119 | Earth connection, in front left wiring harness |
A9 | Connection (56b), in wiring harness behind dash panel, left |
A32 | Positive connection (30), in wiring harness behind dash panel, left |
A43 | Connection (57L), in wiring harness behind dash panel |
A44 | Connection (57R), in wiring harness behind dash panel |
A51 | Connection (56a), in wiring harness behind dash panel, left |
A84 | Connection (58L), in wiring harness behind dash panel, left |
A85 | Connection (58R), in wiring harness behind dash panel, left |
B9 | Connection (56aR), in wiring harness behind dash panel, left |
C28 | Connection (56b), in wiring harness behind dash panel, left |
*1 | not valid for vehicles with bulb failure warning |
E2 | Turn signal switch |
E3 | Hazard warning light switch |
E19 | Parking light switch |
J2 | Hazard warning light relay |
K6 | Hazard warning light system warning lamp |
L35 | Hazard warning light switch bulb |
M5 | Turn signal bulb, front left |
M7 | Turn signal bulb, front right |
M18 | Side turn signal bulb, left |
M19 | Side turn signal bulb, right |
T2j | 2-pin connector, on side turn signal, left |
T2k | 2-pin connector, on side turn signal, right |
T2l | 2-pin connector, at turn signal, front left |
T2m | 2-pin connector, at turn signal, front right |
T7a | 7-pin connector, at hazard warning light switch |
T12a | 12-pin connector, at turn signal switch |
80 | Earth connection, in wiring harness behind dash panel |
119 | Earth connection, in front left wiring harness |
A4 | Positive connection (58b), in wiring harness behind dash panel |
A5 | Positive connection (right turn signal), in wiring harness behind dash panel, left |
A6 | Positive connection (left turn signal), in wiring harness behind dash panel, left |
A43 | Connection (57L), in wiring harness behind dash panel |
A44 | Connection (57R), in wiring harness behind dash panel |
E2 | Turn signal switch |
E3 | Hazard warning light switch |
E19 | Parking light switch |
J2 | Hazard warning light relay |
K6 | Hazard warning light system warning lamp |
L35 | Hazard warning light switch bulb |
M5 | Turn signal bulb, front left |
M7 | Turn signal bulb, front right |
M18 | Side turn signal bulb, left |
M19 | Side turn signal bulb, right |
T2j | 2-pin connector, on side turn signal, left |
T2k | 2-pin connector, on side turn signal, right |
T2l | 2-pin connector, at turn signal, front left |
T2m | 2-pin connector, at turn signal, front right |
T7a | 7-pin connector, at hazard warning light switch |
T12a | 12-pin connector, at turn signal switch |
80 | Earth connection, in wiring harness behind dash panel |
119 | Earth connection, in front left wiring harness |
A4 | Positive connection (58b), in wiring harness behind dash panel |
A5 | Positive connection (right turn signal), in wiring harness behind dash panel, left |
A6 | Positive connection (left turn signal), in wiring harness behind dash panel, left |
A43 | Connection (57L), in wiring harness behind dash panel |
A44 | Connection (57R), in wiring harness behind dash panel |
F4 | Reversing light switch |
L46 | Rear fog light bulb, left |
M4 | Tail light bulb, left |
M6 | Turn signal bulb, rear left |
M9 | Brake light bulb, left |
M16 | Reversing light bulb, left |
T2e | 2-pin connector, at reversing light switch |
T6b | 6-pin connector, at the left tail light |
T10a | 10-pin connector, in plenum chamber (orange) |
59 | Earth point, near left tail light |
86 | Earth connection, in rear wiring harness |
196 | Earth connection, in the left tail light |
A6 | Positive connection (left turn signal), in wiring harness behind dash panel, left |
A18 | Connection (54), in wiring harness behind dash panel, left |
A47 | Connection (55), in wiring harness behind dash panel |
A84 | Connection (58L), in wiring harness behind dash panel, left |
A87 | Connection (reversing lights), in wiring harness behind dash panel (only for vehicles with navigation system, parking aid or seat adjustment with memory function) |
*1 | not valid for vehicles with trailer coupling with rear fog light deactivation |
*2 | only on vehicles with manual gearbox |
*3 | only for engine identification characters BCA, AEH, AKL, BFQ |
*4 | not valid for vehicles with bulb failure warning |
| not valid for engine identification characters BCA, AEH, AKL, BFQ |
J217 | Control unit for automatic gearbox |
J492 | Four-wheel drive control unit |
M2 | Tail light bulb, right |
M8 | Turn signal bulb, rear right |
M10 | Brake light bulb, right |
M17 | Reversing light bulb, right |
T6c | 6-pin connector, at the right tail light |
197 | Earth connection, in the right tail light |
A5 | Positive connection (right turn signal), in wiring harness behind dash panel, left |
A20 | Positive connection (15a), in wiring harness behind dash panel |
A85 | Connection (58R), in wiring harness behind dash panel, left |
B149 | Positive connection (15a), in wiring harness behind dash panel |
*1 | only on vehicles with automatic gearbox |
*2 | only on vehicles with manual gearbox |
*3 | only for vehicles with four-wheel drive |
*4 | not valid for vehicles with bulb failure warning |
F5 | Luggage compartment light switch |
T2d | 2-pin connector, at the number plate light (left) |
T2e | 2-pin connector, at the number plate light (right) |
T2f | 2-pin connector, at the luggage compartment light |
T4c | 4-pin connector, at luggage compartment light switch |
T5a | 5-pin connector, on left C-pillar (pink) |
T5b | 5-pin connector, in the rear lid, left (brown) |
T5c | 5-pin connector, in the rear lid, left (black) |
T5p | 5-pin connector, in the rear lid, left (pink) |
W18 | Luggage compartment light, left |
W35 | Luggage compartment light, right |
X | Number plate light |
50 | Earth point, in luggage compartment, left |
59 | Earth point, near left tail light |
98 | Earth connection, in rear lid wiring harness |
218 | Earth connection, in rear lid communication cord |
B109 | Earth connection, in wiring harness, rear left (on tailgate vehicles only with central locking) |
B113 | Positive connection (30a) in rear left wiring harness |
W11 | Connection (58), in rear lid wiring harness |
*1 | not valid for Combi |
*2 | only on vehicles without central locking |
*3 | only for vehicles with central locking |
| only for Combi |
E15 | Heated rear window switch |
K10 | Heated rear window warning lamp |
L39 | Heated rear window switch bulb |
T3y | 3-pin connector, on the 12 V socket -2-, in luggage compartment, left |
T5b | 5-pin connector, in the rear lid, left (brown) |
T5d | 5-pin connector, on left C-pillar (black) |
T6h | 6-pin connector, at heated rear window switch |
U18 | 12 V socket -2-, in luggage compartment, left |
Z1 | Heated rear window |
59 | Earth point, near left tail light |
80 | Earth connection, in wiring harness behind dash panel |
98 | Earth connection, in rear lid wiring harness |
218 | Earth connection, in rear lid communication cord |
A4 | Positive connection (58b), in wiring harness behind dash panel |
A40 | Positive connection (30), in wiring harness behind dash panel, left |
B156 | Positive connection (30a), in rear left wiring harness (only for Combi vehicles with trailer coupling) |
Z1 | Positive connection, in wiring harness behind dash panel (only on vehicles with exterior mirror, heated and adjustable) |
*1 | not valid for Combi |
*2 | only on vehicles without central locking |
| only for Combi |
F138 | Coil in steering wheel |
H | Horn activation |
H1 | Horn (vehicles without optional equipment) |
H2 | High tone horn (vehicles with optional equipment) |
H7 | Low tone horn (vehicles with optional equipment) |
J4 | Horn relay |
J665 | Dipped headlight control unit, on/off |
T2a | 2-pin connector, at horn |
T2p | 2-pin connector, at high tone horn |
T2r | 2-pin connector, at low tone horn |
T5f | 5-pin connector, at steering wheel |
T5g | 5-pin connector, in the steering wheel |
T12a | 12-pin connector, at headlight dipper/flasher switch |
81 | Earth connection, in wiring harness behind dash panel |
A72 | Connection (71), in front left wiring harness (vehicles with optional equipment) |
A90 | Connection (71, horn), in wiring harness behind dash panel, left (only for Taxi) |
A168 | Positive connection -4- (30a), in wiring harness behind dash panel, left |
E112a | Connection (71), at steering wheel (slip ring contact) |
*1 | Vehicles without optional equipment |
*2 | only on vehicles with airbag |
*3 | only on vehicles without airbag |
*4 | only for vehicles with Coming Home |
| Vehicles with optional equipment |
| not valid for vehicles with multi-function steering wheel |
E22 | Intermittent wiper switch |
E38 | Intermittent wiper control |
J31 | Automatic intermittent wipe/wash relay |
T2n | 2-pin connector, on the windscreen washer pump |
T4n | 4-pin connector, at windscreen wiper motor |
T6p | 6-pin connector, on the intermittent wiper switch |
T8b | 8-pin connector, on the intermittent wiper switch |
V | Windscreen wiper motor |
V5 | Windscreen washer pump |
119 | Earth connection, in front left wiring harness |
332 | Earth connection, in wiring harness behind dash panel |
A27 | Connection (speed signal), in wiring harness behind dash panel, left |
A36 | Connection (53a), in wiring harness behind dash panel, left |
A102 | Connection (windscreen wiper), in wiring harness behind dash panel |
D64 | Connection (53c), in wiring harness behind dash panel |
E22 | Intermittent wiper switch |
E34 | Rear wiper switch |
E38 | Intermittent wiper control |
J31 | Automatic intermittent wipe/wash relay |
T2n | 2-pin connector, on the windscreen and rear window washer pump |
T4n | 4-pin connector, at windscreen wiper motor |
T4y | 4-pin connector, at rear window wiper motor |
T5a | 5-pin connector, on left C-pillar (pink) |
T5c | 5-pin connector, in the rear lid, left (black) |
T5p | 5-pin connector, in the rear lid, left (pink) |
T6p | 6-pin connector, on the intermittent wiper switch |
T8b | 8-pin connector, on the intermittent wiper switch |
V | Windscreen wiper motor |
V12 | Rear window wiper motor |
V59 | Windscreen and rear window washer pump |
98 | Earth connection, in rear lid wiring harness |
119 | Earth connection, in front left wiring harness |
332 | Earth connection, in wiring harness behind dash panel |
A27 | Connection (speed signal), in wiring harness behind dash panel, left |
A36 | Connection (53a), in wiring harness behind dash panel, left |
A102 | Connection (windscreen wiper), in wiring harness behind dash panel |
D64 | Connection (53c), in wiring harness behind dash panel |
*1 | only for tailgate |
*2 | only for Combi |
F2 | Door contact switch, front left |
F3 | Door contact switch, front right |
F10 | Rear left door contact switch |
F11 | Rear right door contact switch |
T3b | 3-pin connector, at door contact switch, front left |
T3e | 3-pin connector, on the bulb of the interior light |
T3f | 3-pin connector, at door contact switch, front right |
T3g | 3-pin connector, at door contact switch, rear left |
T3h | 3-pin connector, at door contact switch, rear right |
T10b | 10-pin connector, on left A-pillar (black) |
T10c | 10-pin connector, on right A-pillar (black) |
T10d | 10-pin connector, on left B-pillar (black) |
T10e | 10-pin connector, on right B-pillar (black) |
W | Front interior light |
W13 | Front passenger reading light |
W19 | Reading lamp, driver side |
43 | Earth point, on right A-pillar |
44 | Earth point, on left A-pillar |
77 | Earth point, on left B-pillar |
78 | Earth point, on right B-pillar |
81 | Earth connection, in wiring harness behind dash panel |
A13 | Connection (door contact switch), in wiring harness behind dash panel |
A29 | Positive connection (30, interior light), in wiring harness behind dash panel |
*1 | only on vehicles without optional equipment |
*2 | only on vehicles with optional equipment |
E20 | Switches and instruments light regulator |
E102 | Headlight range control adjuster |
L54 | Headlight range control/adjuster light bulb |
T6d | 6-pin connector, at illumination regulator and headlight range control adjuster |
T8m | 8-pin connector, at left headlight |
T8n | 8-pin connector, at right headlight |
V48 | Headlight range control motor, left |
V49 | Headlight range control motor, right |
42 | Earth point, next to steering column |
101 | Earth connection, in wiring harness behind dash panel, left |
A3 | Positive connection (58), in wiring harness behind dash panel |
A4 | Positive connection (58b), in wiring harness behind dash panel |
C28 | Connection (56b), in wiring harness behind dash panel, left |
D96 | Connection (headlight beam control), in wiring harness behind dash panel |
F | Brake light switch |
L42 | Socket light bulb |
L50 | Ashtray light bulb |
M25 | Bulb for high level brake light |
T2t | 2-pin connector, at the ashtray light bulb |
T3d | 3-pin connector, on the socket |
T4n | 4-pin connector, at brake pedal switch |
T5d | 5-pin connector, on left C-pillar (black) |
U | Socket |
U1 | Cigarette lighter |
81 | Earth connection, in wiring harness behind dash panel |
A4 | Positive connection (58b), in wiring harness behind dash panel |
A18 | Connection (54), in wiring harness behind dash panel, left |
*1 | not valid for Combi |
*2 | only on vehicles without central locking |
*3 | not valid for vehicles Classic |
*4 | only for vehicles with radio pre-installation |
*5 | not valid for vehicles with bulb failure warning |
*6 | not valid for vehicles with engine identification characters BCA, BFQ, AUM, ARX, AUQ, AZJ, vehicles with CCS as well as for vehicles with diesel engine |
| only for Combi |
T2u | 2-pin connector, at the glove box light |
T5a | 5-pin connector, on left C-pillar (pink) |
T5c | 5-pin connector, in the rear lid, left (black) |
T5p | 5-pin connector, in the rear lid, left (pink) |
W6 | Glove box light |
80 | Earth connection, in wiring harness behind dash panel |
A3 | Positive connection (58), in wiring harness behind dash panel |
A12 | Positive connection (75a), in wiring harness behind dash panel |
*1 | only on vehicles with rear window wiper |
*2 | only on vehicles with gas discharge lamps |
| only for tailgate |
| only for Combi |
E9 | Fresh air blower switch |
E159 | Fresh air/air recirculating flap switch |
F269 | Temperature flap position switch |
J166 | Amplifier for illumination |
L16 | Fresh air regulation light bulb |
L44 | Seat heating adjuster illumination bulb |
N24 | Fresh air blower series resistor with overheating fuse |
T2g | 2-pin connector, at fresh air blower |
T3a | 3-pin connector, on fresh air and air recirculation flap control motor |
T4e | 4-pin connector, behind right dash panel (not valid for vehicles with air conditioning system or Climatronic) |
T4f | 4-pin connector, at fresh air blower series resistor |
T6d | 6-pin connector, at fresh air blower switch |
T7b | 7-pin connector, at seat heating adjuster |
T8a | 8-pin connector, on fresh air and air recirculation flap switch |
V2 | Fresh air blower |
V154 | Fresh air and recirculated air flap control motor |
43 | Earth point, on right A-pillar |
162 | Earth connection, in blower motor wiring harness |
A4 | Positive connection (58b), in wiring harness behind dash panel |
A20 | Positive connection (15a), in wiring harness behind dash panel |
A52 | Positive connection (30), in wiring harness behind dash panel, left |
L13 | Positive connection, in fresh air blower wiring harness |
L73 | Positive connection (15a), in fresh air blower wiring harness |
*1 | not valid for Combi |
*2 | only for vehicles with seat heating |
*3 | only for vehicles with central locking |
*4 | only for engine identification characters BFQ |
| only for Combi |
J218 | Combi-processor in dash panel insert |
K | Dash panel insert |
K1 | Main beam warning lamp |
K13 | Rear fog light warning lamp |
K17 | Fog light warning lamp |
K18 | Trailer operation warning lamp |
K60 | Dipped beam warning lamp |
K65 | Left turn signal warning lamp |
K94 | Right turn signal warning lamp |
T32a | 32-pin connector, at dash panel insert (blue) |
T32b | 32-pin connector, at dash panel insert (green) |
80 | Earth connection, in wiring harness behind dash panel |
A5 | Positive connection (right turn signal), in wiring harness behind dash panel, left |
A6 | Positive connection (left turn signal), in wiring harness behind dash panel, left |
A47 | Connection (55), in wiring harness behind dash panel |
A84 | Connection (58L), in wiring harness behind dash panel, left |
A85 | Connection (58R), in wiring harness behind dash panel, left |
B9 | Connection (56aR), in wiring harness behind dash panel, left |
C28 | Connection (56b), in wiring harness behind dash panel, left |
W29 | Connection (A bus), in wiring harness behind dash panel |
W30 | Connection (B bus), in wiring harness behind dash panel |
*1 | only for vehicles with central locking |
C | Alternator |
E24 | Belt switch - driver side |
J218 | Combi-processor in dash panel insert |
J343 | Left gas discharge (xenon) lamp control unit |
J571 | Bulb failure control unit |
K | Dash panel insert |
K2 | Alternator warning lamp |
K19 | Seat belt warning system warning lamp |
K29 | Glow period warning lamp |
K132 | Electronic power control fault lamp |
K166 | Door open warning lamp |
K170 | Bulb failure warning lamp |
T2g | 2-pin connector, in the holder on the starter |
T2w | 2-pin connector, under driver seat |
T32a | 32-pin connector, at dash panel insert (blue) |
T32b | 32-pin connector, at dash panel insert (green) |
A2 | Positive connection (15), in wiring harness behind dash panel |
A13 | Connection (door contact switch), in wiring harness behind dash panel |
U2 | Positive connection (15), in wiring harness behind dash panel (only for vehicles with automatic gearbox, four-wheel drive or bulb failure warning) |
*1 | only for engine identification characters AQM, AGR, ALH, ATD, AHF, ASV, ASZ |
*2 | only for engine identification characters BCA, BFQ, AUM, ARX, AUQ, AZJ |
*3 | only on vehicles with optional equipment |
*4 | only on vehicles with gas discharge lamps |
*5 | only on vehicles with optional equipment |
F266 | Bonnet contact switch |
G33 | Windscreen washer fluid level sender |
G34 | Brake lining/pad wear sender, front left |
J218 | Combi-processor in dash panel insert |
K | Dash panel insert |
K32 | Brake pad/lining warning lamp |
K47 | ABS warning lamp |
K75 | Airbag warning lamp |
K83 | Exhaust emissions warning lamp |
K86 | TCS warning lamp |
K106 | Washer fluid low warning lamp |
K155 | ESP warning lamp |
T2e | 2-pin connector, at brake lining/pad wear sender |
T2g | 2-pin connector, at bonnet contact switch |
T2o | 2-pin connector, at windscreen washer fluid level sender |
T32b | 32-pin connector, at dash panel insert (green) |
110 | Earth connection, in wiring harness behind dash panel |
332 | Earth connection, in wiring harness behind dash panel |
A121 | Connection (H bus), in wiring harness behind dash panel, left |
A122 | Connection (L bus), in wiring harness behind dash panel, left |
*1 | only on vehicles with TCS |
*2 | only on vehicles with ESP |
*3 | only for engine identification characters BCA, BFQ, AUM, ARX, AUQ, AZJ, as of 08.03 also for engine identification characters AGR, ALH, AHF, ASV, ATD, ASZ |
*4 | only on vehicles with extended servicing intervals (ESI) |
*5 | only on vehicles with optional equipment |
| not valid for vehicles with anti-theft alarm system |
D2 | Immobilizer reading coil |
G3 | Coolant temperature gauge |
G21 | Speedometer |
J110 | Central locking control unit |
J218 | Combi-processor in dash panel insert |
J293 | Radiator fan control unit |
J362 | Immobilizer control unit |
J393 | Convenience electric central control unit |
J503 | Navigation system control unit |
K | Dash panel insert |
K115 | Immobilizer warning lamp |
R | Radio |
T2s | 2-pin connector, at the immobilizer reading coil |
T14a | 14-pin connector, at radiator fan control unit |
T15a | 15-pin connector, at central locking control unit / at convenience electric central control unit |
T32a | 32-pin connector, at dash panel insert (blue) |
T32b | 32-pin connector, at dash panel insert (green) |
Y2 | Digital clock |
Y4 | Odometer display |
A49 | Connection -1-, in wiring harness behind dash panel |
U4 | Positive connection (30), in wiring harness behind dash panel (only for vehicles with automatic gearbox or with ESP) |
*1 | only for vehicles with navigation system or radio Symphony with CD and large information display in dash panel insert up to 10.02, as of 11.02 only for vehicles with nagivation system |
*2 | only on vehicles with air conditioning system, Climatronic or anti-theft alarm system |
F9 | Handbrake warning switch |
F34 | Brake fluid level warning contact |
G32 | Coolant shortage indicator sender |
H3 | Buzzer/gong |
J218 | Combi-processor in dash panel insert |
J533 | Data bus diagnostic interface |
K | Dash panel insert |
K14/33 | Warning lamp for handbrake/brake fluid level |
K28 | Coolant temperature and coolant shortage indicator warning lamp |
L10 | Dash panel insert light bulb |
T2c | 2-pin connector, at handbrake warning switch |
T2h | 2-pin connector, at coolant shortage indicator sender |
T2i | 2-pin connector, at brake fluid level warning contact |
T32a | 32-pin connector, at dash panel insert (blue) |
T32b | 32-pin connector, at dash panel insert (green) |
81 | Earth connection, in wiring harness behind dash panel |
110 | Earth connection, in wiring harness behind dash panel |
119 | Earth connection, in front left wiring harness |
A4 | Positive connection (58b), in wiring harness behind dash panel |
A21 | Connection (86s), in wiring harness behind dash panel |
A76 | Connection (diagnosis wire K), in wiring harness behind dash panel |
A115 | Connection (handbrake warning switch), in wiring harness on the left A-pillar (only for vehicles with four-wheel drive) |
J... | Engine control units |
T8d | 8-pin connector, for radio or navigation system control unit (black) |
T10t | 10-pin connector, in plenum chamber (white) |
T16a | 16-pin connector, in glove compartment on the driver's side (diagnostic connection) |
45 | Earth point, behind dash panel |
80 | Earth connection, in wiring harness behind dash panel |
A4 | Positive connection (58b), in wiring harness behind dash panel |
A20 | Positive connection (15a), in wiring harness behind dash panel |
A21 | Connection (86s), in wiring harness behind dash panel |
A27 | Connection (speed signal), in wiring harness behind dash panel, left |
A76 | Connection (diagnosis wire K), in wiring harness behind dash panel |
*1 | only for engine identification characters APK, AEG |
*4 | only for vehicles with radio pre-installation |