Thin, white smoke coming from an exhaust pipe usually indicates normal condensation buildup in the exhaust, but thick, white smoke can indicate a problem like the engine burning coolant, a cracked engine block, a blown head gasket or damaged cylinder head. Thick, black smoke is generally a sign that the engine is burning excess fuel, and is typically not an indicator of as serious a problem as thick, white smoke.Know More
While a small leak with the coolant may not be a major cause for concern, if it is ignored long enough it can result in some significant repair bills and a good bit of damage to the engine. A leak in the coolant can also mix with other fluids in the vehicle, creating additional issues.
A cracked engine block, blown head gasket or damaged cylinder head are all serious issues, and can result in costly repairs.Learn more about Car Parts & Maintenance
A smell of sulfur coming from a car's exhaust pipe is a good sign that there is a problem with the catalytic converter, according to Cars Direct. The smell, similar to rotten eggs, indicates that the sulfur present in gasoline is not being converted to odorless sulfur dioxide.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 >
An indoor central air conditioning unit may be leaking water due to a buildup of excess condensation on the internal cold evaporator coil, a blocked condensate drainage pipe, a rusted condensate drain pan, a frozen evaporator coil or improper installation. If water is noticed beneath an air conditioning unit, it is important to unplug the unit first before attempting to diagnose the problem.Full Answer >
The oxygen sensor is positioned inside in the exhaust pipe, and it is used to detect rich or lean mixtures. This sensor is an essential component in the emissions control system, and it transmits data to the engine's computer. The primary function of the oxygen sensor is to help the engine operate as smoothly as possible by detecting the appropriate air-to-fuel ratio and using fuel efficiently.Full Answer >