Wiring Diagram VW CADDY 2002 - Battery - starter - alternator - voltage regulator - battery fuse box
| A | Battery |
| B | Starter |
| C | Alternator |
| C1 | Voltage regulator |
| D | Ignition/starter switch |
| SA1 | Fuse -1- on battery fuse holder |
| SA2 | Fuse -2- on battery fuse holder |
| SA3 | Fuse -3- on battery fuse holder |
| SA4 | Fuse -4- on battery fuse holder |
| SA5 | Fuse -5- on battery fuse holder |
| SA6 | Fuse -6- on battery fuse holder |
| SA7 | Fuse -7- on battery fuse holder |
| SA8 | Fuse -8- on battery fuse holder |
| T3a | 3-pin connector, in protective sleeve on battery box |
| T5d | 5-pin connector, black, in engine compartment, near gearbox |
| 1 | Earth strap, battery - body |
| 2 | Earth strap, gearbox - body |
| 30 | Earth point -1-, next to relay plate |
| D50 | Positive connection (30), in engine compartment wiring harness |
| * | Only vehicles fitted with coolant heater elements |
Wiring Diagram VW CADDY 2002 - Diesel direct injection system control unit - immobilizer control unit - air mass meter - intake manifold flap change–over valve - diagnostic socket
| G70 | Air mass meter |
| J248 | Diesel direct injection system control unit, near battery |
| J362 | Immobilizer control unit |
| N239 | Intake manifold flap change-over valve |
| S15 | Fuse in relay plate fuse box |
| T2c | 2-pin connector, K-wire coupling |
| T10 | 10-pin connector |
| T16 | 16-pin connector, diagnostic socket |
| T80 | 80-pin connector |
| 12 | Earth point, on left in engine compartment |
| 30 | Earth point -1-, next to relay plate |
| 85 | Earth connection -1-, in engine compartment wiring harness |
| D51 | Positive connection -1- (15), in engine compartment wiring harness |
| D103 | Connection -3-, in engine compartment wiring harness |
| * | Only vehicles fitted with coolant heater elements |
| ** | Only vehicles not fitted with coolant heater elements |
| *** | Only vehicles fitted with heater element for intake manifold preheating |
Wiring Diagram VW CADDY 2002 - Metering adjuster - fuel temperature sender - modulating piston movement sender - exhaust gas recirculation valve - commencement of injection valve - heater element for intake manifold preheating
| G81 | Fuel temperature sender |
| G149 | Modulating piston movement sender |
| J248 | Diesel direct injection system control unit |
| N18 | Exhaust gas recirculation valve |
| N51 | Heater element for intake manifold preheating |
| N108 | Commencement of injection valve |
| N146 | Metering adjuster |
| T10c | 10-pin connector, near injection pump |
| T80 | 80-pin connector |
| D102 | Connection -2-, in engine compartment wiring harness |
| D103 | Connection -3-, in engine compartment wiring harness |
| F25 | Connection -1-, in diesel direct injection system wiring harness |
| * | Only vehicles fitted with coolant heater elements |
| ** | Only vehicles fitted with heater element for intake manifold preheating |
Wiring Diagram VW CADDY 2002 - Diesel direct injection system control unit - terminal 30 voltage supply relay - clutch pedal switch - brake light switch - needle lift sender - charge pressure control solenoid valve
| F | Brake light switch |
| F36 | Clutch pedal switch |
| F47 | Brake pedal switch for cruise control system/diesel direct injection system |
| G80 | Needle lift sender |
| J248 | Diesel direct injection system control unit |
| J317 | Terminal 30 voltage supply relay |
| N75 | Charge pressure control solenoid valve |
| S20 | Fuse in relay plate fuse box |
| T2d | 2-pin connector, on left of cylinder head, near injection pump |
| T80 | 80-pin connector |
| 200 | Earth connection (screening), in engine compartment wiring harness |
| D73 | Positive connection (54), in engine compartment wiring harness |
| D101 | Connection -1-, in engine compartment wiring harness |
| D102 | Connection -2-, in engine compartment wiring harness |
| F26 | Connection -2-, in diesel direct injection system wiring harness |
| * | From January 2002 |
| ** | Up to December 2001 |
Wiring Diagram VW CADDY 2002 - Diesel direct injection system control unit - intake manifold temperature sender - intake manifold pressure sender - accelerator pedal position sender - idling switch - kick–down switch - engine speed sender - idling switch
| F8 | Kick-down switch |
| F60 | Idling switch |
| F129 | Air conditioner pressure switch |
| G28 | Engine speed sender |
| G71 | Intake manifold pressure sender |
| G72 | Intake manifold temperature sender |
| G79 | Accelerator pedal position sender |
| J248 | Diesel direct injection system control unit |
| J293 | Radiator fan control unit |
| T3m | 3-pin connector, on left of cylinder head |
| T6d | 6-pin connector, behind relay plate |
| T10b | 10-pin connector, on radiator fan control unit |
| T80 | 80-pin connector |
| 200 | Earth connection (screening), in engine compartment wiring harness |
| 220 | Earth connection (sender earth), in engine wiring harness |
| L7 | Connection -3-, in air conditioner wiring harness |
| * | Only vehicles fitted with air conditioner |
Wiring Diagram VW CADDY 2002 - Diesel direct injection system control unit - glow plug relay - engine glow plugs - fuel shut–off valve - coolant heater element relay - coolant heater elements
| J52 | Glow plug relay |
| J248 | Diesel direct injection system control unit |
| J325 | Coolant heater element relay, on bulkhead on left in engine compartment |
| J359 | Low heat output relay |
| J360 | High heat output relay |
| N109 | Fuel shut-off valve |
| Q6 | Engine glow plugs |
| Q7 | Coolant heater elements |
| T2i | 2-pin connector, black, in engine compartment |
| T10c | 10-pin connector, near injection pump |
| T80 | 80-pin connector |
| F31 | Connection (engine glow plugs), in diesel direct injection system wiring harness |
| * | From January 2002 |
| ** | Only vehicles fitted with coolant heater elements |
Wiring Diagram VW CADDY 2002 - Fuel gauge sender - coolant temperature gauge sender - speedometer sender - radiator fan thermal switch - radiator fan
| F1 | Oil pressure switch |
| F18 | Radiator fan thermal switch |
| G | Fuel gauge sender |
| G2 | Coolant temperature sender |
| G22 | Speedometer sender (Hall sender on gearbox) |
| G62 | Coolant temperature sender |
| T1m | Single connector, brown, on terminal 31 wiring junction |
| TV7 | Terminal 31 wiring junction |
| V7 | Radiator fan |
| 30 | Earth point 1, next to relay plate |
| 316 | Earth connection (sender earth 2), in engine wiring harness |
| * | Only vehicles not fitted with air conditioner |
Wiring Diagram VW CADDY 2002 - Control unit with display in dash panel insert - fuel gauge - coolant temperature gauge - speedometer - oil pressure warning lamp - alternator warning lamp
| G1 | Fuel gauge |
| G3 | Coolant temperature gauge |
| G21 | Speedometer |
| H11 | Oil pressure warning buzzer |
| J285 | Control unit with display in dash panel insert |
| K2 | Alternator warning lamp |
| K3 | Oil pressure warning lamp |
| K28 | Coolant temperature/coolant shortage warning lamp |
| K29 | Glow period warning lamp |
| T4 | 4-pin connector, on left behind dash panel |
| T28 | 28-pin connector |
| T28a | 28-pin connector |
| Y4 | Odometer |
| A135 | Connection (oil pressure switch), in dash panel wiring harness |
| * | Up to April 2001 |
| ** | From May 2001 |
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