Wiring Diagram VW TRANSPORTER 2002 - Battery - alternator - starter

| A | Battery |
| B | Starter |
| C | Alternator |
| C1 | Voltage regulator |
| D | Ignition/starter switch |
| SA5 | Fuse -5- on battery fuse box |
| T1 | Single connector, behind relay plate |
| T1g | Single connector, behind relay plate |
| T2j | 2-pin connector, behind relay plate |
| 1 | Earth strap, battery - body |
| 2 | Earth strap, gearbox - body |
| C10 | Positive (+) connection -1- (30), in headlight wiring harness |
| * | Only models with manual gearbox |
| --- | Only models with automatic gearbox fuse |
Wiring Diagram VW TRANSPORTER 2002 - Simos control unit - ignition system - coolant temperature sender
| G2 | Coolant temperature sender |
| G40 | Hall sender |
| G62 | Coolant temperature sender |
| J361 | Simos control unit, in engine compartment, left |
| N152 | Ignition transformer |
| N157 | Ignition transformer output stage |
| O | Ignition distributor |
| P | Spark plug connector |
| Q | Spark plugs |
| S102 | Engine control unit fuse |
| T3 | 3-pin connector |
| T121 | 121-pin connector |
| E31 | Connection (15), in engine wiring harness |
Wiring Diagram VW TRANSPORTER 2002 - Simos control unit - throttle valve control unit - knock sensors
| G61 | Knock sensor I |
| G66 | Knock sensor II |
| G69 | Throttle valve potentiometer |
| G88 | Throttle valve positioner potentiometer |
| J338 | Throttle valve control unit |
| J361 | Simos control unit, in engine compartment, left |
| T1o | Single connector, behind relay plate |
| T1l | Single connector, behind relay plate |
| T3b | 3-pin connector, near cylinder head cover |
| T3c | 3-pin connector, near cylinder head cover |
| T6a | 6-pin connector |
| T121 | 121-pin connector |
| V60 | Throttle valve positioner |
| ** | Connection for air conditioner |
Wiring Diagram VW TRANSPORTER 2002 - Simos control unit - engine speed sender - lambda probe
| G28 | Engine speed sender |
| G39 | Lambda probe |
| J361 | Simos control unit, in engine compartment, left |
| T2u | 2-pin connector, near starter |
| T6b | 6-pin connector, in engine compartment, left |
| T121 | 121-pin connector |
| 12 | Earth point, in engine compartment, left |
| 132 | Earth connection -3-, in engine compartment wiring harness |
| E30 | Connection (87a), in engine wiring harness |
Wiring Diagram VW TRANSPORTER 2002 - Simos control unit - lambda probe after catalytic - air mass meter - activated charcoal filter system solenoid valve
| G70 | Air mass meter |
| G130 | Lambda probe downstream of catalytic converter |
| J361 | Simos control unit, in engine compartment, left |
| N80 | Activated charcoal filter system solenoid valve 1 |
| S117 | Control element fuse |
| T4 | 4-pin connector, near exhaust manifold |
| T121 | 121-pin connector |
| TV13 | Terminal for speed signal, blue |
| E30 | Connection (87a), in engine wiring harness |
Wiring Diagram VW TRANSPORTER 2002 - Simos control unit - injectors
| J104 | ABS with ESP control unit, in engine compartment, left |
| J361 | Simos control unit, in plenum chamber, right |
| M22 | Brake and tail light bulb, right |
| N30 | Injector, cylinder 1 |
| N31 | Injector, cylinder 2 |
| N32 | Injector, cylinder 3 |
| N33 | Injector, cylinder 4 |
| N83 | Injector, cylinder 5 |
| T2v | 2-pin connector, behind relay plate |
| T8a | 8-pin connector, in engine compartment, right |
| T88 | 88-pin connector |
| TV11 | Terminal 54 junction box, orange |
| T121 | 121-pin connector |
| D73 | Positive (+) connection (54), in engine compartment wiring harness |
| E29 | Connection, in engine wiring harness |
| G3 | Positive (+) connection in cable sleeve - injectors |
| ** | Only models with ESP |
Wiring Diagram VW TRANSPORTER 2002 - Simos control unit - throttle valve drive angle sender (electric throttle operation) - immobilizer - data bus junction
| F4 | Reversing light switch |
| G187 | Throttle valve drive angle sender -1- (electric throttle operation) |
| G188 | Throttle valve drive angle sender -2- (electric throttle operation) |
| S14 | Fuse -14- on fuse holder |
| J361 | Simos control unit, on left in engine compartment |
| J362 | Immobilizer control unit, on right behind dash panel insert |
| T1c | Single connector, behind relay plate |
| T2n | 2-pin connector |
| T2o | 2-pin connector |
| T2p | 2-pin connector |
| T2q | 2-pin connector |
| T2r | 2-pin connector |
| T2s | 2-pin connector |
| T6c | 6-pin connector |
| T8c | 8-pin connector, up to August 1999 |
| T8d | 8-pin connector, behind relay plate |
| T10 | 10-pin connector, from September 1999 |
| T12 | 12-pin connector, behind relay plate |
| T121 | 121-pin connector |
| TV16 | Data bus junction, on location No. 5of relay plate, from September 1999 |
| * | Applies only to models with a manual gearbox |
| --- | Applies only to models with an automatic gearbox |
| -••- | Applies only to models from September 1999 |
Wiring Diagram VW TRANSPORTER 2002 - Simos control unit - fuel pump relay - cruise control system switch - cruise control system brake pedal switch - clutch pedal switch
| E45 | Cruise control system switch |
| E227 | Cruise control system (CCS) button (Set) |
| F | Brake light switch |
| F36 | Clutch pedal switch |
| F47 | Cruise control system brake pedal switch |
| J17 | Fuel pump relay |
| J361 | Simos control unit, in engine compartment, left |
| T2v | 2-pin connector, behind relay plate |
| T4f | 4-pin connector, behind relay plate |
| T4h | 4-pin connector, behind steering column switch trim |
| T12 | 12-pin connector, behind relay plate |
| T121 | 121-pin connector |
| TV2 | Terminal 30 junction box, red |
| TV5 | Terminal 15a junction box, green |
| A32 | Positive (+) connection (30), in dash panel wiring harness |
| D52 | Positive (+) connection (15a), in engine compartment wiring harness |
| Z40 | Positive (+) connection (15), in cruise control system wiring harness |
| * | Only models with manual gearbox |
| ** | Only models with ESP |
| *** | Only models without ESP |
| --- | Only models with automatic gearbox |
Wiring Diagram VW TRANSPORTER 2002 - Fuel pump - fuel gauge sender - speedometer sender - continued coolant circulation - coolant shortage indicator sender
| F18 | Radiator fan thermo-switch |
| F95 | Thermo-switch for continued coolant circulation |
| G | Fuel gauge sender |
| G23 | Fuel pump |
| G22 | Speedometer sender (Hall sender, on gearbox) |
| G32 | Coolant shortage indicator sender |
| T1p | Single connector, behind relay plate |
| T1q | Single connector, behind relay plate |
| V51 | Continued coolant circulation pump |
| 18 | Earth point, on engine block |
| 131 | Earth connection -2-, in engine compartment wiring harness |
Wiring Diagram VW TRANSPORTER 2002 - Dash panel insert - oil pressure and coolant warning - fuel gauge - coolant temperature gauge
| G1 | Fuel gauge |
| G3 | Coolant temperature gauge |
| F1 | Oil pressure switch |
| H3 | Buzzer/gong |
| J285 | Control unit with display in dash panel insert |
| K3 | Oil pressure warning lamp |
| K28 | Coolant temperature/coolant shortage warning lamp |
| K105 | Reserve fuel warning lamp |
| T32 | 32-pin connector, blue |
| T32a | 32-pin connector, green |
Wiring Diagram VW TRANSPORTER 2002 - Dash panel insert - speedometer - odometer display - rev. counter - fault lamp for electric throttle operation - alternator warning lamp - self-diagnosis connection
| G5 | Rev. counter |
| G21 | Speedometer |
| J285 | Control unit with display in dash panel insert |
| K2 | Alternator warning lamp |
| K132 | Electronic power control fault lamp |
| T16 | 16-pin connector, behind steering column, self-diagnosis connection, |
| T32 | 32-pin connector, blue |
| TV14 | Terminal for self-diagnosis, white |
| Y4 | Odometer display |
| A76 | Connection (diagnosis wire K), in dash panel wiring harness |
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