Wiring Diagram VW TRANSPORTER 2005 - Starter - battery - alternator - fuses

A | Battery |
B | Starter |
C | Alternator |
C1 | Voltage regulator |
J207 | Starter inhibitor relay |
J519 | Onboard supply control unit |
SA1 | Fuse 1 on fuse holder A |
SA2 | Fuse 2 on fuse holder A |
SA3 | Fuse 3 on fuse holder A |
SA4 | Fuse 4 on fuse holder A |
SA5 | Fuse 5 on fuse holder A |
SA6 | Fuse 6 on fuse holder A |
SA7 | Fuse 7 on fuse holder A |
SA8 | Fuse 8 on fuse holder A |
SA9 | Fuse 9 on fuse holder A |
T6bz | 6-pin connector, light-pink, coupling station on electronics box, in engine compartment |
T10a | 10-pin connector, brown, coupling station on electronics box, in engine compartment |
T10m | 10-pin connector, light-pink, coupling station on electronics box, in engine compartment |
T18a | 18-pin connector, brown |
D97 | Connection (50), in engine compartment right wiring harness |
* | Cross-section 4.0 possible |
** | models with automatic gearbox / electric interface only ⇒ applicable Current Flow Diagram |
*** | fuse rating depends on equipment ⇒ Fitting Locations |
**** | applicable from June 2004 |
for models with manual gearbox only | |
for models with automatic gearbox only |
Wiring Diagram VW TRANSPORTER 2005 - Fuses
D | Ignition/starter switch |
J519 | Onboard supply control unit |
SB23 | Fuse 23 on fuse holder B |
SB34 | Fuse 34 on fuse holder B |
SD9 | Fuse 9 on fuse holder D |
SD12 | Fuse 12 on fuse holder D |
SD14 | Fuse 14 on fuse holder D |
SD16 | Fuse 16 on fuse holder D |
SD19 | Fuse 19 on fuse holder D |
T6e | 6-pin connector, red |
T6bk | 6-pin connector, grey, coupling station on electronics box, in engine compartment |
T10 | 10-pin connector, black, coupling station on electronics box, in engine compartment |
T10a | 10-pin connector, brown, coupling station on electronics box, in engine compartment |
B276 | Positive connection (50), in main wiring harness |
D17 | Positive connection 1 (15), in engine harness |
D50 | Positive connection (30), in engine compartment wiring harness |
D113 | Connection 11, in engine compartment wiring harness |
D116 | Connection 14, in engine compartment wiring harness |
* | applicable up to January 2004 |
** | depends on equipment |
*** | applicable from February 2004 |
**** | Cross-section 4.0 possible |
***** | for models with manual gearbox only |
for models with manual gearbox and without electric interface only | |
models with manual gearbox and with electric interface only ⇒ applicable Current Flow Diagram |
Wiring Diagram VW TRANSPORTER 2005 - Fuses - fuel pump relay
J17 | Fuel pump relay |
J49 | Electric fuel pump 2 relay |
J519 | Onboard supply control unit |
SD1 | Fuse 1 on fuse holder D |
SD10 | Fuse 10 on fuse holder D |
SD25 | Fuse 25 on fuse holder D |
SD26 | Fuse 26 on fuse holder D |
SD27 | Fuse 27 on fuse holder D |
SD30 | Fuse 30 on fuse holder D |
SD35 | Fuse 35 on fuse holder D |
T5 | 5-pin connector, black |
T10c | 10-pin connector, yellow, coupling station on electronics box, in engine compartment |
T10j | 10-pin connector, dark brown, coupling station on electronics box, in engine compartment |
D103 | Connection 3, in engine compartment wiring harness |
D106 | Connection 4, in engine compartment wiring harness |
D117 | Connection 15, in engine compartment wiring harness |
* | applicable up to May 2004 |
** | applicable from June 2004 |
Wiring Diagram VW TRANSPORTER 2005 - Engine control unit - voltage supply relay - accelerator position sender - throttle valve module - heater element for crankcase breather
G79 | Accelerator position sender |
G185 | Accelerator position sender 2 |
G186 | Throttle valve drive (electric power control) |
G187 | Throttle valve drive angle sender 1 for electric throttle |
G188 | Throttle valve drive angle sender 2 for electric throttle |
J317 | Terminal 30 voltage supply relay |
J338 | Throttle valve module |
J623 | Engine control unit |
N79 | Heater element for crankcase breather |
T6t | 6-pin connector |
T6az | 6-pin connector |
T10d | 10-pin connector, blue, coupling station on electronics box, in engine compartment |
T121 | 121-pin connector |
131 | Earth connection 2, in engine compartment wiring harness |
D103 | Connection 3, in engine compartment wiring harness |
D113 | Connection 11, in engine compartment wiring harness |
* | applicable up to May 2004 |
** | applicable from June 2004 |
Wiring Diagram VW TRANSPORTER 2005 - Engine control unit - radiator outlet coolant temperature sender - magnetic clutch control unit - radiator fan
G83 | Radiator outlet coolant temperature sender |
J153 | Magnetic clutch control unit |
J293 | Radiator fan control unit |
J623 | Engine control unit |
J671 | Radiator fan control unit 2 |
T2 | 2-pin connector, black |
T2b | 2-pin connector, black |
T2c | 2-pin connector, black, near radiator fan |
T3u | 3-pin connector, black |
T6u | 6-pin connector, black |
T10l | 10-pin connector, light-green, coupling station on electronics box, in engine compartment |
T10n | 10-pin connector, black, coupling station on electronics box, in engine compartment |
T121 | 121-pin connector |
V7 | Radiator fan |
L9 | Connection 1, in air conditioning system wiring harness |
L10 | Connection 2, in air conditioning system wiring harness |
* | for models with air conditioning system only ⇒ Current Flow Diagram for radiator fan |
** | applicable from January 2005 |
*** | applicable from January 2006 |
for models without air conditioning system only | |
for models with Climatronic/ air conditioning system only ⇒ Current Flow Diagram for radiator fan |
Wiring Diagram VW TRANSPORTER 2005 - Engine control unit - lambda probes
E45 | Cruise control system switch |
G39 | Lambda probe |
G130 | Lambda probe after catalytic converter |
J623 | Engine control unit |
SD31 | Fuse 31 on fuse holder D |
T4k | 4-pin connector, black, on underbody, next to the auxiliary heater |
T6ax | 6-pin connector, black, in right engine compartment |
T10 | 10-pin connector, black, coupling station on electronics box, in engine compartment |
T10d | 10-pin connector, blue, coupling station on electronics box, in engine compartment |
T10h | 10-pin connector, orange, coupling station on electronics box, in engine compartment |
T41 | 41-pin connector |
T121 | 121-pin connector |
Z19 | Lambda probe heater |
Z29 | Lambda probe 1 heater after catalytic converter |
B441 | Connection (CCS), in main wiring harness |
D119 | Connection 17, in engine compartment wiring harness |
* | for models with cruise control system only |
Wiring Diagram VW TRANSPORTER 2005 - Engine control unit - lambda probes
G108 | Lambda probe 2 |
G131 | Lambda probe 2 after catalytic converter |
J623 | Engine control unit |
SD8 | Fuse 8 on fuse holder D |
T4l | 4-pin connector, brown, on underbody, next to the auxiliary heater |
T6ay | 6-pin connector, brown, on left in engine compartment |
T10a | 10-pin connector, brown, coupling station on electronics box, in engine compartment |
T10h | 10-pin connector, orange, coupling station on electronics box, in engine compartment |
T10l | 10-pin connector, light-green, coupling station on electronics box, in engine compartment |
T121 | 121-pin connector |
Z28 | Lambda probe 2 heater |
Z30 | Lambda probe 2 heater after catalytic converter |
B464 | Connection (speed signal), in main wiring harness |
D118 | Connection 16, in engine compartment wiring harness |
* | for models with manual gearbox only |
Wiring Diagram VW TRANSPORTER 2005 - Engine control unit - brake light switch - clutch pedal switch - brake light bulb
F | Brake light switch |
F36 | Clutch pedal switch |
F47 | Brake pedal switch |
J419 | Brake light additional relay |
J623 | Engine control unit |
M9 | Left brake light bulb |
M10 | Right brake light bulb |
M25 | High level brake light bulb |
SB9 | Fuse 9 on fuse holder B |
T10 | 10-pin connector, black, coupling station on electronics box, in engine compartment |
T10h | 10-pin connector, orange, coupling station on electronics box, in engine compartment |
T121 | 121-pin connector |
B131 | Connection (54), in interior wiring harness |
B278 | Positive connection 2 (15a), in main wiring harness |
* | applicable up to May 2004 |
** | applicable from June 2004 |
*** | for models without ESP only |
**** | for models with ESP only |
for models with manual gearbox only | |
# | only models with ESP and without serial trailer towing coupling |
## | only models with ESP and serial trailer towing coupling |
Wiring Diagram VW TRANSPORTER 2005 - Intake air temperature sender - air mass meter - additional coolant pump relay - valves - continued coolant circulation pump - fuel system diagnostic pump
G42 | Intake air temperature sender |
G70 | Air mass meter |
J496 | Additional coolant pump relay |
J623 | Engine control unit |
N80 | Activated charcoal filter system solenoid valve 1 |
N112 | Secondary air inlet valve |
N156 | Variable intake manifold change-over valve |
N205 | Inlet camshaft control valve 1 |
N318 | Exhaust camshaft control valve 1 |
T5h | 5-pin connector, brown |
T10f | 10-pin connector, green, coupling station on electronics box, in engine compartment |
T10h | 10-pin connector, orange, coupling station on electronics box, in engine compartment |
T10j | 10-pin connector, dark brown, coupling station on electronics box, in engine compartment |
T10l | 10-pin connector, light-green, coupling station on electronics box, in engine compartment |
T121 | 121-pin connector |
V51 | Continued coolant circulation pump |
V144 | Fuel system diagnostic pump |
D114 | Connection 12, in engine compartment wiring harness |
D120 | Connection 18, in engine compartment wiring harness |
* | ⇒ auxiliary coolant heater Current Flow Diagram |
** | for models with engine code BDM only |
Wiring Diagram VW TRANSPORTER 2005 - Engine control unit - engine speed sender - Hall sender
G28 | Engine speed sender |
G40 | Hall sender |
G163 | Hall sender 2 |
J623 | Engine control unit |
T3a | 3-pin connector, black, on front of engine |
T3b | 3-pin connector, grey, on front of engine |
T3c | 3-pin connector, black, on front of engine |
T121 | 121-pin connector |
220 | Earth connection (sender earth), in engine wiring harness |
D141 | Connection (5V), in engine wiring harness |
* | Camshaft sender - Inlet valves |
** | Camshaft sender - Outlet valves |
Wiring Diagram VW TRANSPORTER 2005 - Engine control unit - knock sensors - coolant temperature sender
G61 | Knock sensor 1 |
G62 | Coolant temperature sender |
G66 | Knock sensor 2 |
J623 | Engine control unit |
T2a | 2-pin connector, black, on front of engine |
T3d | 3-pin connector, black, on front of engine |
T121 | 121-pin connector |
139 | Earth connection (sender earth), in Motronic wiring harness |
220 | Earth connection (sender earth), in engine wiring harness |
Wiring Diagram VW TRANSPORTER 2005 - Engine control unit - ignition coils 1 up to 3
J623 | Engine control unit |
N70 | Ignition coil 1 with output stage |
N127 | Ignition coil 2 with output stage |
N291 | Ignition coil 3 with output stage |
P | Spark plug connector |
Q | Spark plugs |
T4aa | 4-pin connector |
T4ab | 4-pin connector |
T4ac | 4-pin connector |
T6q | 6-pin connector, brown, coupling station on electronics box, in engine compartment |
T10e | 10-pin connector, white, coupling station on electronics box, in engine compartment |
T121 | 121-pin connector |
91 | Earth connection 1, in fully electronic ignition system wiring harness |
92 | Earth connection 2, in fully electronic ignition system wiring harness |
D107 | Connection 5, in engine compartment wiring harness |
D121 | Connection 19, in engine compartment wiring harness |
Wiring Diagram VW TRANSPORTER 2005 - Engine control unit - injectors for cylinders 1 to 3 - fuse
J623 | Engine control unit |
N30 | Injector, cylinder 1 |
N31 | Injector, cylinder 2 |
N32 | Injector, cylinder 3 |
SD22 | Fuse 22 on fuse holder D |
T8r | 8-pin connector, black, in engine compartment |
T10e | 10-pin connector, white, coupling station on electronics box, in engine compartment |
T121 | 121-pin connector |
D95 | Connection (injectors), in engine compartment wiring harness |
D107 | Connection 5, in engine compartment wiring harness |
Wiring Diagram VW TRANSPORTER 2005 - Engine control unit - injectors for cylinders 4 to 6 - fuse
J623 | Engine control unit |
N33 | Injector, cylinder 4 |
N83 | Injector, cylinder 5 |
N84 | Injector, cylinder 6 |
SD13 | Fuse 13 on fuse holder D |
T6bz | 6-pin connector, light-pink, coupling station on electronics box, in engine compartment |
T8r | 8-pin connector, black, in engine compartment |
T10m | 10-pin connector, light-pink, coupling station on electronics box, in engine compartment |
T121 | 121-pin connector |
D108 | Connection 6, in engine compartment wiring harness |
D137 | Connection 2 (injectors), in engine compartment wiring harness |
* | applicable from June 2004 |
Wiring Diagram VW TRANSPORTER 2005 - Engine control unit - ignition coils 4 up to 6
J623 | Engine control unit |
N292 | Ignition coil 4 with output stage |
N323 | Ignition coil 5 with output stage |
N324 | Ignition coil 6 with output stage |
P | Spark plug connector |
Q | Spark plugs |
T4ad | 4-pin connector |
T4ae | 4-pin connector |
T4af | 4-pin connector |
T10e | 10-pin connector, white, coupling station on electronics box, in engine compartment |
T121 | 121-pin connector |
91 | Earth connection 1, in fully electronic ignition system wiring harness |
92 | Earth connection 2, in fully electronic ignition system wiring harness |
D108 | Connection 6, in engine compartment wiring harness |
D122 | Connection 20, in engine compartment wiring harness |
Wiring Diagram VW TRANSPORTER 2005 - Engine control unit - secondary air pump motor - vacuum pump for brakes
J299 | Secondary air pump relay |
J569 | Brake servo relay |
J623 | Engine control unit |
SC34 | Fuse 34 on fuse holder C |
SD29 | Fuse 29 on fuse holder D |
T6q | 6-pin connector, brown, coupling station on electronics box, in engine compartment |
T6bz | 6-pin connector, light-pink, coupling station on electronics box, in engine compartment |
T10a | 10-pin connector, brown, coupling station on electronics box, in engine compartment |
T10d | 10-pin connector, blue, coupling station on electronics box, in engine compartment |
T10h | 10-pin connector, orange, coupling station on electronics box, in engine compartment |
T10m | 10-pin connector, light-pink, coupling station on electronics box, in engine compartment |
T121 | 121-pin connector |
V101 | Secondary air pump motor |
V192 | Vacuum pump for brakes |
132 | Earth connection 3, in engine compartment wiring harness |
D159 | Connection (high bus), in engine compartment wiring harness |
D160 | Connection (low bus), in engine compartment wiring harness |
D166 | Connection (K-diagnosis wiring), in engine compartment wiring harness |
D123 | Connection 21, in engine compartment wiring harness |
* | for models with automatic gearbox only |
** | for models with automatic gearbox only, applicable up to January 2004 |
*** | for models with automatic gearbox only, applicable from February 2004 |
**** | applicable from June 2004 |
Wiring Diagram VW TRANSPORTER 2005 - Control unit in dash panel insert - fuel gauge sender - fuel system pressurisation pump
G | Fuel gauge sender |
G1 | Fuel gauge |
G6 | Fuel system pressurisation pump |
J285 | Control unit in dash panel insert |
J533 | Data bus diagnostic interface |
J708 | Residual heat relay |
T6j | 6-pin connector, red, coupling station under driver seat |
T16 | 16-pin connector, diagnostic connector |
T32 | 32-pin connector, blue |
T32a | 32-pin connector, green |
366 | Earth connection 1, in main wiring harness |
410 | Earth connection 1 (sender earth), in main wiring harness |
B383 | Connection 1 (drive train CAN bus, high), in main wiring harness |
B390 | Connection 1 (drive train CAN bus, low), in main wiring harness |
B429 | Connection (EFPR), in main wiring harness |
B444 | Connection 1 (diagnosis), in main wiring harness |
* | depends on equipment ⇒ utilisation of residual heat/ auxiliary coolant heater Current Flow Diagram |
Wiring Diagram VW TRANSPORTER 2005 - Control unit in dash panel insert - oil pressure switch - oil level and oil temperature sender
F1 | Oil pressure switch |
G266 | Oil level and oil temperature sender |
J285 | Control unit in dash panel insert |
K3 | Oil pressure warning lamp |
K38 | Oil level warning lamp |
SC6 | Fuse 6 on fuse holder C |
T10a | 10-pin connector, brown, coupling station on electronics box, in engine compartment |
T10b | 10-pin connector, red, coupling station on electronics box, in engine compartment |
T32 | 32-pin connector, blue |
T32a | 32-pin connector, green |
TV7 | Terminal 31 wiring junction |
281 | Earth connection 1, in engine harness |
* | for models with manual gearbox only |
** | for models with automatic gearbox only |
*** | for models with extended servicing intervals only |
VW TRANSPORTER 2005
VW TRANSPORTER 2005 Overview:
Overview: |
1 - | Relay carrier electronics box |
2 - | Relay carrier 1, cockpit |
3 - | Relay carrier 2, cockpit |
4 - | Relay carrier on left of seat box |
Note
The chamber marked as “vacant” can be fitted with a relay or a pin connector. See Fitting Locations "interior single fuses" and "coupling station"! |
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