Volvo 242 244 245 owners manual page 87

text version of content this owner's manual page from owners manual to the vehicle Volvo 242, year of production 1974 - 1993:

1978 Volvo 242 244 245 Intake system leaking. Check vacuum hose connections at manifold and auxiliary air valve. Exhaust Gas Recirculation Valve leaking.Test the valve function.* Spark plugs, high tension leads or distributor cap Clean distributor cap and leads, check the cap for worn (defective) cracks. Replace defective or worn parts. Worn spark plugs. Remove. Clean or replace spark plugs. Cold start injector leaking. Test the injector function.* Uneven compression. Test compression.* Condition: Engine stalls at irregular intervals Possible cause Correction Defective wires. Check wire terminals at: fuel pump, fuse No. 7, coil, distributor, ignition switch, relays and air flow sensor. Intake system leaking. Check vacuum hose connections at manifold and auxiliary air valve. Low idle speed. Adjust.* Exhaust Gas Recirculation Valve seizing. Replace valve.* (Engine will stall at idle.) Fuel filter clogged. Clean fuel tank filter and replace line fuel filter. * Should be checked by a Volvo dealer. pg. 78 Service diagnosis Condition: Low top speed, loss of power Possible cause Correction Air filter clogged. Check air filter.* Throttle Check that the throttle touches the high speed stop when the accelerator is fully misadjusted. depressed.* Incorrect timing. Check and adjust.* Fuel filter clogged. Clean fuel tank filter and replace fuel line filter.* Condition: Excessive fuel consumption file:///K|/ownersdocs/1978/1978_242_244_245/78242244245_03c.htm (9 of 12)12/22/2006 10:11:30 PM

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owners manual Volvo 242

owners manual Volvo 242 - year of production: 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993 - Volvo 242 244 245 owners manual EN