Coolant Leak from lower left corner

[Bulk]

I've got a coolant leak from low down at the front left. It's not the water pump or any of the hoses up top. It's not the expansion tank or any hoses off that. I'm pretty sure it's not the lower radiator hose. It is dripping off the chassis just above the front left tension strut. from all I can see. Anything I should be looking at down there?

[SlickGT1]

Front left is what. Is it left when standing in front, or sitting behind wheel?

Washer fluid is also blue, for me. And my headlight washers cry sometimes. That leaves a similar spot on the floor. Are you low on fluid, is it getting less?

[mrbmwx5]

coolant pipe.check for leak at weephole near by water pump.

[Bulk]

The front left of the vehicle full stop, it's coolant guaranteed 100%.

Mr BMW thanks will look for that.

Everything on the front of the engine (Water pump and surrounding pipes, Radiator hoses) look fine and it seems to be an intermittent thing. Sometimes it leaks bad and the expansion tank empties itself completely and sometimes I don't get any leak. I've had a look at some of the coolant system schematics and I can't seem to find anything in particular that it could be but is there an overpressure valve somewhere that may be dicky?

[bastereo]

The cap is the pressure relief in a cooling system.
The radiator side tank and expansion tank mount are possible leaks in that area.

[Bulk]

Found - was the heater pipe connection underneath the expansion tank