The latest model to join the Peugeot 307 range is the new lightweight aluminium 1.6-litre HDi diesel.

It develops 90 horsepower and replaces the 2.0-litre HDi of the same power, but produces greater pulling power at a lower engine speed.

HDi 90 engined models are available in the most popular derivatives the E, S and SE trim and each version is comprehensively specified combining safety, security and comfort items; all models feature six airbags, anti-lock brakes, remote central door locking, power-assisted steering, 12-volt accessory points, shopping hooks and trip computer.

Peugeot says compared to the 2.0-litre HDi engine of the same power, acceleration is quicker, with higher engine speeds attained more efficiently.

Noise levels are considerably improved, with fuel consumption and greenhouse gas emissions being also significantly reduced.

In a 307 hatchback for example, one gallon of fuel is sufficient for a mixed (combined cycle) journey of 57.6 miles, while emissions of CO2 fall from 138g/km (2.0 HDi) to 129g/km, a reduction of about six per cent. Fuel consumption is reduced further in the urban' driving cycle conditions with an impressive economy of 46.3mpg, 12 per cent up on the 2.0-litre.