Volvo 940 User Manual

Page 185

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1993 Volvo 940

Charge air cooler (Intercooler)

The B230F-Turbo engine employs a turbocompressor to force air into the engine inlet manifold and a
charge air cooler to cool the compressed inlet air. The resulting increase in air flow raises pressure in the
intake manifold by approx. 8 psi (over atmospheric pressure) and engine power output by approx. 46
horsepower over that developed by the normally-aspirated engine.
The charge air cooler (which resembles a radiator) is located between the turbocompressor and inlet
manifold.

pg. 8:10 Servicing (cont.)

Evaporative control system

The 940 is equipped with a gas-evaporative control system, which prevents gasoline fumes from being
released into the atmosphere. The system is comprised of an expansion chamber in the fuel tank, and a

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