Rattle in V50
 

Dreadful rattle behind dash about 1800 revs and constant on rougher surface. I have taken out air vents and still not able to locate has anyone got any ideas before I go crazy
Regards
It's a 57 V50 lux.

Quinten

Is it actually something behind the dash, or maybe in the engine compartment rattling against the bulkhead or something under the scuttle?