See also:

Coolant renewal (Every 24 000 miles or 2 Years)
Cooling system draining 1 It is preferable to drain the system when the coolant is cold. If it must be drained when hot, release the pressure cap on the thermostat housing (or expansion tank on la ...

Heater unit - overhaul
1 With the heater unit removed from the vehicle, remove the two securing screws and withdraw the heater matrix from the casing (see illustrations). 19.1a Remove the securing screws . . . 19.1 ...

General information and precautions
General information The system is best described by dividing it into four separate sub-systems: air, fuel, engine management (EEC IV system), and ignition. Air system The air system consists of ...