I got the engine code P1660 air bleed control circut malfunction on my 2008 Toyota Camry

Question

What do I need to fix in my 2008 Toyota Camry 3.5L for code P1660?
Engine code P1660 air bleed control circuit malfunction

Answer 1

P1660 Cooling fan control circuit

The code listed as air bleed control circuit malfunction. P1660 is for the cooling fan circuit, where the cooling fan relay should be check or even replaced, Toyota uses P1660 as cooling fan circuit world wide as their definition.