Some of the symptoms of a bad motor mount include breaking of the mount, thumping noises and stressed components such as wiring connectors, heater and radiator hoses and the exhaust system. In a rear-wheel-drive application with an engine-driven fan, a bad mount can allow the fan to knock the radiator.
A loose or broken motor mount in front-wheel-drive application can cause serious problems, since it may allow engine movements that might interfere with shift linkage or throttle. Extreme aft and fore rocking of the transverse-mounted engine causes exhaust leaks where the head pipe connects the manifold or the head pipe itself fails.Learn More
Symptoms of a bad coil pack include rough engine idling, misfiring, lack of power during acceleration, gasoline odor emanating from the exhaust system and illumination of the check engine light. In newer vehicles, the coil pack replaces the distributor.Full Answer >
Reasons for a smoking engine include a clogged air filter, blocked manifold, oil leaking on to the exhaust system, leaking head gasket or a cracked cylinder head. Regardless of the reason, it is important to visit a mechanic if a car engine starts to smoke, or permanent damage can happen.Full Answer >
A car's engine works by creating internal combustion, using a mixture of oxygen and gasoline. Electrical energy is discharged into spark plugs by the distributor and ignition coil to ignite the fuel mixture, which creates an explosive force.Full Answer >
Symptoms for a bad strut, also known as a shock or damper, are oil on the strut, noises from one corner of the car and possible problems with the car handling on bumpy roads. The struts keep the tires on the road, even on uneven ground so that it has a better road grip.Full Answer >