Wiring Diagram VW CADDY 2002 - Immobilizer control unit - immobilizer reading coil
| A | Battery |
| B | Starter |
| C | Alternator |
| D2 | Immobilizer reading coil |
| J248 | Diesel direct injection system control unit |
| J362 | Immobilizer control unit |
| J537 | 4LV control unit (injection system) |
| S15 | Fuse in fuse box/relay plate |
| SA4 | Fuse -4- on battery fuse box |
| SA5 | Fuse -5- on battery fuse box |
| T2c | 2-pin connector, K-wire |
| T3g | 3-pin connector, on immobilizer control unit |
| T10 | 10-pin connector, on immobilizer control unit |
| T16 | 16-pin connector, diagnostic connector |
| 30 | Earth point -1-, next to relay plate |
| D50 | Positive (+) connection (30), in engine compartment wiring harness |
| D51 | Positive (+) connection -1- (15), in engine compartment wiring harness |
| E31 | Connection (15), in engine wiring harness |
| * | Only engine codes AYQ, ALH |
| ** | Only engine codes AUD |
| *** | Only engine codes AUA |
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