Wiring Diagram VW TRANSPORTER 1998 - Alternator - starter - coolant run-on - coolant temperature gauge sender
| A | Battery |
| B | Starter |
| C | Alternator |
| C1 | Voltage regulator |
| D | Ignition/starter switch |
| F95 | Thermo-switch for coolant circulation run-on |
| G2 | Coolant temperature gauge sender |
| T1b | Single connector, near starter |
| T1p | Single connector, behind relay plate |
| T2b | 2-pin connector |
| TV15 | Wiring connector, behind relay plate |
| V51 | Continued coolant circulation pump |
| 85 | Earth connection -1-, in engine compartment wiring harness |
Wiring Diagram VW TRANSPORTER 1998 - Simos control unit - ignition system - intake air temperature sender - coolant temperature sender
| G40 | Hall sender |
| G42 | Intake air temperature sender |
| G62 | Coolant temperature sender |
| J361 | Simos control unit, left in engine compartment |
| N152 | Ignition transformer |
| N157 | Ignition transformer output stage |
| O | Ignition distributor |
| P | Spark plug connector |
| Q | Flame plug |
| T3 | 3-pin connector |
| T68 | 68-pin connector |
| 12 | Earth point, in engine compartment, left |
| 220 | Earth connection (sender earth), in engine wiring harness |
Wiring Diagram VW TRANSPORTER 1998 - Simos control unit - air mass meter - engine speed sender - throttle valve control part
| F60 | Idling switch |
| G28 | Engine speed sender |
| G69 | Throttle valve potentiometer |
| G70 | Air mass meter |
| G88 | Throttle valve positioner potentiometer |
| J338 | Throttle valve control unit |
| J361 | Simos control unit, left in engine compartment |
| J362 | Immobilizer control unit, behind dash panel insert |
| T1c | Single connector, behind relay plate |
| T1l | Single connector, self-diagnosis connection |
| T1m | Single connector, self-diagnosis connection |
| T1x | Single connector, on self-diagnosis junction box |
| T3d | 3-pin connector, near starter |
| T6 | 6-pin connector |
| T8h | 8-pin connector |
| T68 | 68-pin connector |
| TV14 | Self-diagnosis junction box, above relay plate |
| V60 | Throttle valve positioner |
| 220 | Earth connection (sender earth), in engine wiring harness |
Wiring Diagram VW TRANSPORTER 1998 - Simos control unit - knock sensor - activated charcoal filter solenoid valve - exhaust gas recirculation valve
| G61 | Knock sensor I |
| G66 | Knock sensor II |
| J361 | Simos control unit, left in engine compartment |
| J363 | Current supply relay for Simos control unit |
| N18 | Exhaust gas recirculation valve |
| N80 | Activated charcoal filter system solenoid valve I (pulsed) |
| T3b | 3-pin connector, near cylinder head cover |
| T3c | 3-pin connector, near cylinder head cover |
| T68 | 68-pin connector |
| 12 | Earth point, in engine compartment, left |
| 18 | Earth point, on engine block |
| 85 | Earth connection -1-, in engine compartment wiring harness |
| D52 | Positive connection (15a), in engine compartment wiring harness |
| E30 | Connection (87a), in engine wiring harness |
Wiring Diagram VW TRANSPORTER 1998 - Simos control unit - injectors - Lambda probe - coolant shortage indicator sender
| G32 | Coolant shortage indicator sender |
| G39 | Lambda probe |
| J17 | Fuel pump relay |
| J361 | Simos control unit, left in engine compartment |
| N30 | Injector, cylinder 1 |
| N31 | Injector, cylinder 2 |
| N32 | Injector, cylinder 3 |
| N33 | Injector, cylinder 4 |
| N83 | Injector, cylinder 5 |
| T4 | 4-pin connector, near exhaust manifold |
| T8a | 8-pin connector, right in engine compartment |
| T68 | 68-pin connector |
| TV2 | Terminal 30 junction box |
| G3 | Positive (+) connection in cable sleeve - injectors |
Wiring Diagram VW TRANSPORTER 1998 - Dash panel insert - speedometer sender - oil pressure switch - fuel pump - fuel gauge sender
| F1 | Oil pressure switch |
| F22 | Oil pressure switch (0.3 bar) |
| G | Fuel gauge sender |
| G22 | Speedometer sender (Hall sender on gearbox) |
| G23 | Fuel pump |
| H11 | Oil pressure warning buzzer |
| J285 | Control unit with display in dash panel insert |
| K28 | Coolant temperature/coolant shortage warning lamp |
| T28 | 28-pin connector |
| 85 | Earth connection -1-, in engine compartment wiring harness |
Wiring Diagram VW TRANSPORTER 1998 - Dash panel insert - speedometer - odometer - fuel gauge - coolant temperature gauge
| G1 | Fuel gauge |
| G3 | Coolant temperature gauge |
| G21 | Speedometer |
| J285 | Control unit with display in dash panel insert |
| K2 | Alternator warning lamp |
| K3 | Oil pressure warning lamp |
| L75 | Digital display illumination |
| R | Radio |
| T1e | Single connector, behind relay plate |
| T2x | 2-pin connector, behind relay plate |
| T8 | 8-pin connector, on radio |
| T16 | 16-pin connector, centre in dash panel, self-diagnosis connection V.A.G. 1551 |
| T28 | 28-pin connector |
| TV13 | Speed signal junction box, above relay plate |
| Y4 | Odometer display |
| R6 | Positive connection -1-, in interior light wiring harness |
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