Cooling, heating and ventilation systems

The cooling system is of the pressurised pump-assisted thermo-syphon type. The system consists of the radiator, water pump, thermostat, electric cooling fan, expansion tank and associated hoses.

See also:

Throttle position sensor - removal and refitting
Note: During this procedure ensure that the sensor wiper is not rotated beyond its normal operating arc. 2.0 litre SOHC models 1 Disconnect the battery negative lead. 2 Free the throttle position ...

Diagram 3a: 1986-on Ancilliary circuits all models
Diagram 3a: 1986-on Ancilliary circuits all models ...

Crankcase ventilation system check (Every 12 000 miles (20 000 km) or 12 months)
1 Inspect the crankcase ventilation system for blockage or damage. A blocked hose can cause a build-up of crankcase pressure, which in turn can cause oil leaks (see illustration). 35.1 Loosenin ...