Wiring Diagram VW TOUAREG 2006 - Starter - alternator - voltage regulator - terminal 50 voltage supply relay - terminal 30 wiring junction - terminal 30 wiring junction 2
| B | Starter |
| C | Alternator |
| C1 | Voltage regulator |
| E74 | Battery master/isolator switch |
| J518 | Entry and start authorisation control unit |
| J682 | Terminal 50 voltage supply relay |
| S1 | Fuse in relay plate fuse holder, in engine compartment |
| S7 | Fuse in relay plate fuse holder, in engine compartment |
| S8 | Fuse in relay plate fuse holder, in engine compartment |
| S9 | Fuse in relay plate fuse holder, in engine compartment |
| T2gd | 2-pin connector, black |
| T6ma | 6-pin connector, white, on electronics box engine compartment |
| T10c | 10-pin connector, pink, electronics box engine compartment |
| T10d | 10-pin connector, blue, electronics box engine compartment |
| T10f | 10-pin connector, red, electronics box front engine compartment |
| T81 | 81-pin connector, on entry and start authorisation control unit |
| TV2 | Terminal 30 wiring junction |
| TV22 | Terminal 30 wiring junction 2 |
| U6 | Slave start socket |
| D123 | Connection 21, in engine compartment wiring harness |
| D144 | Positive connection 5 (30), in engine compartment wiring harness |
| * | from November 2005 |
Wiring Diagram VW TOUAREG 2006 - Fuses
| S2 | Fuse in relay plate fuse holder, in engine compartment |
| S3 | Fuse in relay plate fuse holder, in engine compartment |
| S10 | Fuse in relay plate fuse holder, in engine compartment |
| S11 | Fuse in relay plate fuse holder, in engine compartment |
| S12 | Fuse in relay plate fuse holder, in engine compartment |
| S13 | Fuse in relay plate fuse holder, in engine compartment |
| S14 | Fuse in relay plate fuse holder, in engine compartment |
| S15 | Fuse in relay plate fuse holder, in engine compartment |
| S16 | Fuse in relay plate fuse holder, in engine compartment |
| S17 | Fuse in relay plate fuse holder, in engine compartment |
| S18 | Fuse in relay plate fuse holder, in engine compartment |
| D75 | Positive connection 2 (30), in engine compartment wiring harness |
| D121 | Connection 19, in engine compartment wiring harness |
| D123 | Connection 21, in engine compartment wiring harness |
| * | from May 2006 |
Wiring Diagram VW TOUAREG 2006 - Motronic control unit - Motronic current supply relay - spark plug connector - spark plugs - ignition coils 1 and 2 with output stage
| J220 | Motronic control unit |
| J271 | Motronic current supply relay |
| N70 | Ignition coil 1 with output stage |
| N127 | Ignition coil 2 with output stage |
| P | Spark plug connector |
| Q | Spark plugs |
| T4ca | 4-pin connector, black |
| T4cb | 4-pin connector, black |
| T10k | 10-pin connector, black |
| T121a | 121-pin connector |
| 131 | Earth connection 2, in engine compartment wiring harness |
| 132 | Earth connection 3, in engine compartment wiring harness |
| 209 | Earth connection 6, in engine compartment wiring harness |
| 646 | Earth point 2, on bulkhead |
| D50 | Positive connection (30), in engine compartment wiring harness |
| D75 | Positive connection 2 (30), in engine compartment wiring harness |
| D101 | Connection 1, in engine compartment wiring harness |
| D120 | Connection 18, in engine compartment wiring harness |
| D123 | Connection 21, in engine compartment wiring harness |
| D144 | Positive connection 5 (30), in engine compartment wiring harness |
| * | from May 2003 |
Wiring Diagram VW TOUAREG 2006 - Fuel pump relay - electric fuel pump 2 relay - Motronic control unit - ignition system and spark plugs
| J17 | Fuel pump relay |
| J49 | Electric fuel pump 2 relay |
| J220 | Motronic control unit |
| J519 | Onboard supply control unit |
| N291 | Ignition coil 3 with output stage |
| N292 | Ignition coil 4 with output stage |
| P | Spark plug connector |
| Q | Spark plugs |
| T4cc | 4-pin connector, black |
| T4cd | 4-pin connector, black |
| T10c | 10-pin connector, pink, electronics box engine compartment |
| T18 | 18-pin connector, black |
| T121a | 121-pin connector |
| 18 | Earth point on engine block |
| 131 | Earth connection 2, in engine compartment wiring harness |
| 132 | Earth connection 3, in engine compartment wiring harness |
| D50 | Positive connection (30), in engine compartment wiring harness |
| D101 | Connection 1, in engine compartment wiring harness |
| D102 | Connection 2, in engine compartment wiring harness |
| D124 | Connection 22, in engine compartment wiring harness |
Wiring Diagram VW TOUAREG 2006 - Motronic control unit - ignition system and spark plugs
| J220 | Motronic control unit |
| N323 | Ignition coil 5 with output stage |
| N324 | Ignition coil 6 with output stage |
| P | Spark plug connector |
| Q | Spark plugs |
| T4ce | 4-pin connector, black |
| T4cf | 4-pin connector, black |
| T6ma | 6-pin connector, white, on electronics box engine compartment |
| T121a | 121-pin connector |
| 167 | Earth connection 4, in engine compartment wiring harness |
| 201 | Earth connection 5, in engine compartment wiring harness |
| 209 | Earth connection 6, in engine compartment wiring harness |
| D102 | Connection 2, in engine compartment wiring harness |
| D107 | Connection 5, in engine compartment wiring harness |
Wiring Diagram VW TOUAREG 2006 - Motronic control unit - ignition system and spark plugs
| J220 | Motronic control unit |
| N325 | Ignition coil 7 with output stage |
| N326 | Ignition coil 8 with output stage |
| P | Spark plug connector |
| Q | Spark plugs |
| T4cg | 4-pin connector, black |
| T4cn | 4-pin connector, black |
| T10k | 10-pin connector, black |
| T121a | 121-pin connector |
| 18 | Earth point on engine block |
| 167 | Earth connection 4, in engine compartment wiring harness |
| 201 | Earth connection 5, in engine compartment wiring harness |
| D107 | Connection 5, in engine compartment wiring harness |
| * | from November 2005 |
| ** | up May 2006 |
Wiring Diagram VW TOUAREG 2006 - Motronic control unit - injectors 1-8
| J220 | Motronic control unit |
| N30 | Injector, cylinder 1 |
| N31 | Injector, cylinder 2 |
| N32 | Injector, cylinder 3 |
| N33 | Injector, cylinder 4 |
| N83 | Injector, cylinder 5 |
| N84 | Injector, cylinder 6 |
| N85 | Injector, cylinder 7 |
| N86 | Injector, cylinder 8 |
| T2go | 2-pin connector, black |
| T2gp | 2-pin connector, black |
| T2gq | 2-pin connector, black |
| T2gr | 2-pin connector, black |
| T2ht | 2-pin connector, black |
| T2hu | 2-pin connector, black |
| T2hv | 2-pin connector, black |
| T2hw | 2-pin connector, black |
| T6ma | 6-pin connector, white, on electronics box engine compartment |
| T10k | 10-pin connector, black |
| T121a | 121-pin connector |
| D20 | Connection (87a), in front right wiring harness |
| D95 | Connection (injectors), in engine compartment wiring harness |
| D137 | Connection 2 (injectors), in engine compartment wiring harness |
Wiring Diagram VW TOUAREG 2006 - Motronic control unit - engine speed sender - knock sensors
| G28 | Engine speed sender |
| G61 | Knock sensor 1 |
| G66 | Knock sensor 2 |
| J220 | Motronic control unit |
| T3bo | 3-pin connector, grey |
| T3ag | 3-pin connector, green |
| T3aj | 3-pin connector, green |
| T121a | 121-pin connector |
| 220 | Earth connection (sender earth), in engine wiring harness |
| D103 | Connection 3, in engine compartment wiring harness |
Wiring Diagram VW TOUAREG 2006 - Motronic control unit - Hall sender - coolant temperature display sender - Hall sender 2 - brake servo pressure sensor
| G40 | Hall sender |
| G62 | Coolant temperature sender |
| G163 | Hall sender 2 |
| G294 | Brake servo pressure sensor |
| J220 | Motronic control unit |
| T2gw | 2-pin connector, black |
| T3bk | 3-pin connector, black |
| T3bl | 3-pin connector, black |
| T4bi | 4-pin connector |
| T10ma | 10-pin connector, black, electronics box engine compartment |
| T121a | 121-pin connector |
| 220 | Earth connection (sender earth), in engine wiring harness |
| D141 | Connection (5V), in engine wiring harness |
| * | from November 2005 |
Wiring Diagram VW TOUAREG 2006 - Motronic control unit - secondary air inlet valve - inlet camshaft control valve - variable intake manifold change-over valve
| J220 | Motronic control unit |
| N112 | Secondary air inlet valve |
| N156 | Variable intake manifold change-over valve |
| N205 | Inlet camshaft control valve 1 |
| N208 | Inlet camshaft control valve 2 |
| N261 | Variable intake manifold change-over valve 2 |
| T2ei | 2-pin connector, black |
| T2ej | 2-pin connector, grey |
| T2em | 2-pin connector, black |
| T2ep | 2-pin connector, black |
| T2eq | 2-pin connector, grey |
| T6ma | 6-pin connector, white, on electronics box engine compartment |
| T10k | 10-pin connector, black |
| T10ma | 10-pin connector, black, electronics box engine compartment |
| T121a | 121-pin connector |
| E30 | Connection (87a), in engine wiring harness |
| D119 | Connection 17, in engine compartment wiring harness |
| * | from November 2005 |
Wiring Diagram VW TOUAREG 2006 - Motronic control unit - lambda probe - lambda probe 2
| G39 | Lambda probe upstream of catalytic converter bank 1 |
| G108 | Lambda probe II, upstream of catalytic converter bank 2 |
| J220 | Motronic control unit |
| T6mb | 6-pin connector, black |
| T6mc | 6-pin connector, brown |
| T121a | 121-pin connector |
| 363 | Earth connection 8, in engine compartment wiring harness |
| 417 | Earth connection 9, in engine compartment wiring harness |
| D117 | Connection 15, in engine compartment wiring harness |
Wiring Diagram VW TOUAREG 2006 - Motronic control unit - lambda probe after catalytic converter - lambda probe 2 upstream of catalytic converter
| G130 | Lambda probe after catalytic converter, bank 1 |
| G131 | Lambda probe 2 after catalytic converter, bank 2 |
| J220 | Motronic control unit |
| T4bg | 4-pin connector, black |
| T4bh | 4-pin connector, brown |
| T121a | 121-pin connector |
| 317 | Earth connection 7, in engine compartment wiring harness |
| 417 | Earth connection 9, in engine compartment wiring harness |
| 418 | Earth connection 10, in engine compartment wiring harness |
| 646 | Earth point 2, on bulkhead |
| D116 | Connection 14, in engine compartment wiring harness |
Wiring Diagram VW TOUAREG 2006 - Motronic control unit - brake light switch - brake pedal switch - intake air temperature sender - air mass meter - air mass meter 2
| F | Brake light switch |
| F47 | Brake pedal switch |
| G42 | Intake air temperature sender |
| G70 | Air mass meter, bank 1 |
| G246 | Air mass meter 2, bank 2 |
| J220 | Motronic control unit |
| SB26 | Fuse 26 on fuse holder B |
| SB38 | Fuse 38 on fuse holder B |
| T4b | 4-pin connector, black |
| T5m | 5-pin connector, black |
| T5o | 5-pin connector, black |
| T10c | 10-pin connector, pink, electronics box engine compartment |
| T10d | 10-pin connector, blue, electronics box engine compartment |
| T10k | 10-pin connector, black |
| T121a | 121-pin connector |
| B278 | Positive connection 2 (15a), in main wiring harness |
| B289 | Positive connection 13 (15a), in main wiring harness |
| B335 | Connection 1 (54), in main wiring harness |
| D114 | Connection 12, in engine compartment wiring harness |
| D125 | Connection 23, in engine compartment wiring harness |
| D126 | Connection 24, in engine compartment wiring harness |
| * | from November 2005 |
Wiring Diagram VW TOUAREG 2006 - Motronic control unit - accelerator position sender - accelerator position sender 2 - radiator outlet coolant temperature sender - secondary air pump motor and relay
| G79 | Accelerator position sender |
| G83 | Radiator outlet coolant temperature sender |
| G185 | Accelerator position sender 2 |
| J220 | Motronic control unit |
| J299 | Secondary air pump relay |
| J527 | Steering column electronics control unit |
| T2ed | 2-pin connector, black |
| T2eh | 2-pin connector, black |
| T6t | 6-pin connector, black |
| T10d | 10-pin connector, blue, electronics box engine compartment |
| T10e | 10-pin connector, green, electronics box engine compartment |
| T16a | 16-pin connector |
| T121a | 121-pin connector |
| V101 | Secondary air pump motor |
| 614 | Earth point 2, on right in engine compartment |
| * | from May 2006 |
Wiring Diagram VW TOUAREG 2006 - Motronic control unit - additional coolant pump relay - circulation pump
| J220 | Motronic control unit |
| J496 | Additional coolant pump relay |
| T2ck | 2-pin connector, black |
| T6k | 6-pin connector, brown, electronics box engine compartment |
| T14g | 14-pin connector, black |
| T121a | 121-pin connector |
| V36 | Water pump |
| V55 | Circulation pump |
| 32 | Earth point, on left behind dash panel insert |
| 167 | Earth connection 4, in engine compartment wiring harness |
| 201 | Earth connection 5, in engine compartment wiring harness |
| 640 | Earth point, on left in engine compartment |
| D78 | Positive connection 1 (30a), in engine compartment wiring harness |
| * | only models without auxiliary heater, up to May 2006 |
| ** | only models with auxiliary heater (plenum) |
| *** | from November 2005 |
| **** | from May 2006 |
Wiring Diagram VW TOUAREG 2006 - Motronic control unit - throttle valve module - throttle valve drive angle sender 1 for electric throttle - brake servo relay - vacuum pump for brakes
| 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 |
| J220 | Motronic control unit |
| J255 | Climatronic control unit |
| J338 | Throttle valve module |
| J569 | Brake servo relay |
| J708 | Residual heat relay |
| SB2 | Fuse 2 on fuse holder B |
| T2bj | 2-pin connector |
| T6bs | 6-pin connector, black |
| T6ma | 6-pin connector, white, on electronics box engine compartment |
| T14g | 14-pin connector, black |
| T121a | 121-pin connector |
| V192 | Vacuum pump for brakes |
| 373 | Earth connection 8, in main wiring harness |
| 374 | Earth connection 9, in main wiring harness |
| 614 | Earth point 2, on right in engine compartment |
| D78 | Positive connection 1 (30a), in engine compartment wiring harness |
| * | only models with auxiliary heater (plenum) |
| ** | from May 2006 |
Wiring Diagram VW TOUAREG 2006 - Motronic control unit - activated charcoal filter system solenoid valve 2 - fuel system diagnostic pump - high pressure sender
| G65 | High pressure sender |
| J220 | Motronic control unit |
| J255 | Climatronic control unit |
| J301 | Air conditioning system control unit |
| N115 | Activated charcoal filter system solenoid valve 2 |
| T2fu | 2-pin connector, black |
| T3ac | 3-pin connector, black |
| T3bf | 3-pin connector, black |
| T10d | 10-pin connector, blue, electronics box engine compartment |
| T10e | 10-pin connector, green, electronics box engine compartment |
| T10i | 10-pin connector, green, on heater |
| T17 | 17-pin connector, black, on heater |
| T121a | 121-pin connector |
| V144 | Fuel system diagnostic pump |
| 647 | Earth point 3, on bulkhead |
| E7 | Connection (87a), in Motronic wiring harness |
| * | only models with Climatronic |
| ** | up May 2006 |
| *** | not with all levels of equipment |
Wiring Diagram VW TOUAREG 2006 - Motronic control unit - radiator fan control unit - radiator fan control unit 2 - activated charcoal filter system solenoid valve 1 - radiator fan - radiator fan 2
| J220 | Motronic control unit |
| J255 | Climatronic control unit |
| J293 | Radiator fan control unit |
| J671 | Radiator fan control unit 2 |
| N80 | Activated charcoal filter system solenoid valve 1 |
| T2gt | 2-pin connector, black |
| T4be | 4-pin connector, black |
| T4bf | 4-pin connector, black |
| T6ma | 6-pin connector, white, on electronics box engine compartment |
| T10d | 10-pin connector, blue, electronics box engine compartment |
| T10ma | 10-pin connector, black, electronics box engine compartment |
| T17 | 17-pin connector, on heater |
| T121a | 121-pin connector |
| V7 | Radiator fan |
| V177 | Radiator fan 2 |
| 12 | Earth point, on left in engine compartment |
| D108 | Connection 6, in engine compartment wiring harness |
| D122 | Connection 20, in engine compartment wiring harness |
| E7 | Connection (87a), in Motronic wiring harness |
Wiring Diagram VW TOUAREG 2006 - Motronic control unit - data bus diagnostic interface - control unit in dash panel insert - oil level and oil temperature sender - self-diagnosis connection
| G266 | Oil level and oil temperature sender |
| J220 | Motronic control unit |
| J285 | Control unit in dash panel insert |
| J533 | Data bus diagnostic interface |
| N280 | Air conditioning system compressor regulating valve |
| K | Dash panel insert |
| T2cf | 2-pin connector, black |
| T3bd | 3-pin connector, black |
| T10d | 10-pin connector, blue, electronics box engine compartment |
| T10f | 10-pin connector, red, electronics box engine compartment |
| T16b | 16-pin connector, self-diagnosis connection, driver footwell |
| T32a | 32-pin connector, blue |
| T32b | 32-pin connector, green |
| T121a | 121-pin connector |
| 32 | Earth point, on left behind dash panel insert |
| B385 | Connection 3 (drive train CAN bus, high), in main wiring harness |
| B392 | Connection 3 (drive train CAN bus, low), in main wiring harness |
| B444 | Connection 1 (diagnosis), in main wiring harness |
| B509 | Connection 3 (diagnosis), in main wiring harness |
| D108 | Connection 6, in engine compartment wiring harness |
| * | from November 2003 |
| ** | from May 2006 |
Wiring Diagram VW TOUAREG 2006 - Dash panel insert - control unit in dash panel insert - oil pressure switch - fuel gauge sender - fuel system pressurisation pump - coolant shortage indicator sender
| F1 | Oil pressure switch |
| G | Fuel gauge sender |
| G6 | Fuel system pressurisation pump |
| G23 | Fuel pump |
| G32 | Coolant shortage indicator sender |
| G169 | Fuel gauge sender 2 |
| J285 | Control unit in dash panel insert |
| K | Dash panel insert |
| T1ac | Single connector |
| T2c | 2-pin connector, black |
| T4ct | 4-pin connector |
| T4cu | 4-pin connector |
| T4af | 4-pin connector, black, tank connection left |
| T5k | 5-pin connector, black, right tank connection |
| T10f | 10-pin connector, red, electronics box engine compartment |
| T32a | 32-pin connector, blue |
| 39 | Earth point, under rear left seat |
| 410 | Earth connection 1 (sender earth), in main wiring harness |
| B344 | Connection 1 (61), in main wiring harness |
| * | from November 2005 |
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