These are all the connectors that have a blue wire.
| Connector (Sort) | Description (Sort) | Vehicle | No. wires | Location (Sort) | |
|---|---|---|---|---|---|
| C0036 | Switch - Direction indicator | Defender 1999 | 8 | Behind steering column cowl LH side | |
| C0041 | Switch - Lighting | Defender 1999 | 3 | Behind steering column cowl LH side | |
| C0068 | Resistor - Blower motor | Defender 1999 | 3 | Behind RH side of fascia | |
| C0158 | Engine control module (ECM) - Td5 | Defender 1999 | 25 | Beneath RH seat | |
| C0191 | Solenoid - EGR - Td5 | Defender 1999 | 2 | Front RH side of engine compartment | |
| C0282 | Relay - Headlamp | Defender 1999 | 4 | Behind centre of fascia | |
| C0288 | Header | Defender 1999 | 20 | Behind centre of fascia | |
| C0581 | Fuse box - Passenger compartment | Defender 1999 | 16 | Beneath centre console | |
| C1273 | Unit - Air conditioning (a/c) | Defender 1999 | 11 | Behind RH side of fascia | |
| C1494 | Switch - Blower | Defender 1999 | 5 | Behind LH side of fascia | |
| C0048 | Relay - Dim dip | Defender 1999 | 7 | Behind RH side of fascia |
