Skip to content


Diagram of an auto exhaust system.

    Mobile Mechanic Garden Grove can handle your exhaust system repairs for your foreign or domstic car or truck. 

    Your exhaust has four fundamental capacities: to control noise, to coordinate fumes exhaust away from passengers, to improve the performance of the motor and to improve fuel economy.

    Depending on the make and model of your vehicle and the quantity of engine valves it has, the style of your vehicle exhaust configuration may differ. In any case, all versions work in the same general manner so as to expel unsafe gases from the engine which are produced while the engine is running.

    All exhausts produce six gases as outflows; of the six, three are dangerous (carbon monoxide, nitrogen oxide and nitrogen monoxide). Your exhaust emissions system is the main methods for directing away those toxic exhaust.

    Exhaust gases are gathered from the top of the cylinder at the exhaust manifold.  The exhaust system continues as a pipe, occupying the gases from all cylinders of the engine at that point where they're discharged through a solitary opening.

    These exhaust gases  travel through the exhaust system which capture the unsafe components including carbon monoxide and hydrogen monoxide and are changed over into inactive gases.

    The gases at that point go through a silencer or muffler. It's just when you hear a vehicle with a worn out muffler that you understand what a colossal difference it makes to quiet the sound. The muffler on your exhaust contains a misleadingly basic arrangement of tubes that are finely tuned to reflect the sound waves created by the engine with the goal that they offset one another.

    The silencer will corrode over time and in the end forms a hole, and regardless of how little, the sound waves are never again constrained through the cylinders and getaway outside – making a ton of noise all the while.

    At long last the fumes exhaust exit through the tail pipe at the back which diverts gases from the vehicle and the passengers inside. The entirety of the parts of an exhaust system are associated with a progression of clasps, holders, ribs and gaskets.

    Photo of oxygen sensor on automobile.

    Oxygen Sensor

    At the point when a gas controlled motor consumes fuel there is oxygen present. Oxygen in a motor is the consequence of various components including the air temperature, height, motor temperature, load on the motor, and barometric weight. The perfect proportion for oxygen and fuel is 14.7:1, which somewhat fluctuates relying upon various kinds of gas. In the case that there is less oxygen present fuel will stay after ignition, which is alluded to as a rich blend. Then again, if there is more oxygen present it is alluded to as a lean blend. Both the rich and lean blends are terrible for your vehicle, just as for the earth. A rich blend brings about a fuel that isn't scorched that makes contamination. A lean blend creates nitrogen-oxide toxins, which can prompt diminished vehicle execution and motor harm. Oxygen sensors are situated close to focuses in the fumes framework so to decide whether there are rich or lean blends in your vehicle.

    Ordinarily, an O2 sensor makes a voltage because of a substance response coming about because of a cockeyed fuel to oxygen proportion. Most motors can decide how a lot of fuel to consume into the motor dependent on the voltage of the O2 sensor. On the off chance that your oxygen sensor neglects to work appropriately, your motor administration PC can't decide the air to fuel proportion. Along these lines, the motor is compelled to think about how much gas to utilize, bringing about a contaminated motor and conditions requireing exhaust system repairs.

    Catalytic Converter

    In 1975 US vehicles were all required to have a catalytic converter. A catalytic converter captures a vehicle's harmful emissions.  Catalytic converters contain substances that cause a chemical reaction to occur and converter harmful gases such as carbon monoxide, hydrocarbons, and nitrogen oxides into less harmful gases before they leave your exhaust system. Catalytic converters contain honeycomb structures, coated with platinum, rhodium, or palladium that react with the compounds in the exhaust gasses.  Call us for exhaust system repairs or for other problems whether it's with the fuel system or other auto repair services.

    Photo of catalytic converter.