water coolant light

[alyson118]

can anyone tell me why my coolant light has just come on and wont go off all my water leavels are fine and its had a new head gasket thanks its a rover 25 ixl 2002 reg

[Ricky_M]

Faulty sensor?

[LuS1fer]

You sometimes get an airlock - squeeze all the hoses and check the level after driving it.

[joebongo]

LuS1fer said:

You sometimes get an airlock - squeeze all the hoses and check the level after driving it.

Yeah seconded. They can be a pain to bleed effectively - check the forums for your car, +/- a trip to the garage to do it.