Does anyone know what this is?

[ArthurAndersen]

... And what I can do about it?

 

[WelshGas]

View attachment 132939... And what I can do about it?

If that connection is directly below the kitchen unit and between NS rear wheel and Waste tank drain then it is probably the connection for an External Temperature Sensor.

Part 14.

https://www.lllparts.co.uk/catalogs/vw/RDW/CAMP/733/9/972/972090

and it connects to this sensor clipped up under the sill.

Pardon our interruption...

 

[The Tall Luthier]

If that connection is directly below the kitchen unit and between NS rear wheel and Waste tank drain then it is probably the connection for an External Temperature Sensor.

You’re just amazing WelshGas.
Before I even opened this thread I knew it would be your reply with something accurate and helpful. Kudos

 

[ArthurAndersen]

If that connection is directly below the kitchen unit and between NS rear wheel and Waste tank drain then it is probably the connection for an External Temperature Sensor.

Part 14.

https://www.lllparts.co.uk/catalogs/vw/RDW/CAMP/733/9/972/972090

and it connects to this sensor clipped up under the sill.

Pardon our interruption...

Sorry for the delayed response. WelshGas thank you. As per the reply below, you really are a mine of useful information. I reply appreciate your input!