Peugeot 307 SW - Drivers side heater blowing permanently hot - Dave Shep

I have the above car which is reg 2005, the drivers side heater outlet blows permanently hot

The passenger side is ok, any clues please ?

Peugeot 307 SW - Drivers side heater blowing permanently hot - elekie&a/c doctor

Is this car fitted with auto climate control,or is it a manual control system?

Peugeot 307 SW - Drivers side heater blowing permanently hot - Peter.N.

Sounds like a dual zone system in which case the most likely suspect is the servo motor on the drivers side temp control flap.