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Diesel

Related articles

Is It Safe to Drive With a Diesel Leak?
While diesel engines aren’t as popular in the US as they are in the UK and Europe, they do have their adherents, most notably in the heavy-duty truck sector. Diesel systems are...
How Long Does a Glow Plug Last?
A diesel engine is a very powerful and complicated piece of machinery. There are a variety of things that have to work together in order for the diesel engine to fire off...
How Long Do Glow Plugs & Timers Last?
The only way that a diesel engine will be able to fire off and run is by having a set of functional glow plugs. The glow plugs in a diesel...
5 Essential Things to Know About Owning a Diesel Car
While once relegated to industrial applications, diesel engines are quickly becoming a popular option for those looking for a new car. Thanks to the numerous advances in technology, the once smelly, noisy engines...
How Long Should an Engine Last?
A car engine can last hundreds of thousands of miles. Get your oil changed often and don't ignore car warning lights to make your engine last longer.
How to Make Your Own Biodiesel
Diesel is used to fuel many different types of machines including: Construction equipment Delivery vehicles Heavy-duty trucks Highway tractors Passenger vehicles Diesel-fired heaters ...
Should You Buy a Hybrid, Diesel, or Electric Car?
There are many hybrid cars, clean diesels, and electric cars to choose from today. They work differently but all help the environment and improve MPG.
How to Start a Diesel Truck
Starting a diesel engine is a lot different than starting a gas-powered engine. Whereas a gas engine starts when the fuel is ignited by the spark plug, diesel...
P2035 OBD-II Trouble Code: Exhaust Gas Temperature (EGT) Sensor Circuit Low Voltage Bank 2 Sensor 2
P2035 code definition Exhaust Gas Temperature (EGT) Sensor Circuit Low Voltage Bank 2 Sensor 2 Bank 2 refers to the back of cylinders without the number one cylinder. Sensor 2...
P2049 OBD-II Trouble Code: Reductant Injector Circuit High Voltage Bank 1 Unit 1
P2049 code definition Reductant Injector Circuit High Voltage Bank 1 Unit 1 What the P2049 code means This code indicates there is a problem with the electrical circuit that controls...
How Does a Diesel Engine Work?
Diesel engines are growing in popularity as an option for cars. With diesel service, you will drive more efficiently and quietly.
Top Automotive News & Stories – September 3-9
This week's top auto news: Ford's 3D printed future, Dieselgate guilty plea, Toyota Supra prototype spied, LaFerrari Aperta on the road, and more.
How to Replace an Injector Control Pressure Sensor
Diesel engines have an injector control pressure sensor that fails when there is hard starting, decreased power, or an illuminated Check Engine Light.
Industry News for Automotive Techs: October 1-7
Wireless electric car charging, VW diesel scandal payouts, 3D-printed car technology, new Cardone car parts, and high September auto sales.
Industry News for Automotive Techs: October 8-14
50 MPG Chevrolet Cruz Diesel, Mazda's G-Vectoring drive system, Uber and Volvo collaborate on autonomous cars, and Hubb's new reusable oil filter.
Industry News for Automotive Techs: October 22-28
Japanese automakers step up security, Mercedes' X-Class pickup, carsharing with Turo, VW TDI settlement approved, Faraday Future behind on payments.
What Is the Difference Between a Diesel and a Gasoline Engine?
Gasoline and diesel engines use similar components but ignite fuel differently. Gasoline engines use spark plugs, while diesels rely on compression.

Related questions

Question
How problem free is the Ford 3.2L Turbo Diesel compared to the Mercedes 3.0L Diesel used in small RV's?
Personally I would take the Mercedes over the Ford, but the truth is, diesels are undergoing a massive engineering revamping of their emissions systems. Emissions on diesels is new to the automotive market making these systems problematic until the manufacturers...
Question
Wrong fuel into the engine, car cannot start
A few different things can happen when the wrong fuel is used in a vehicle. This vehicle should not be driven or attempted to start until repairs have been made. The gas will have to be removed from the gas...
Question
Radiator under pressure in cold engine and coolant disappearing.
You may have a clogged or pinched radiator which would cause the coolant to have a high pressure without relief. This would also make your car to overheat and cause the coolant to not circulate properly. I'd suggest having...
Question
Diesel fuel accidentally added to car and car won't start
Hey there, thanks for writing in about your 2011 Infiniti G25. Diesel fuel can damage the injectors, lines, and filters of a gasoline fuel system. Since a gasoline engine can't correctly combust diesel fuel, engine damage can also result. The...
Question
How would kerosene in the gas tank effect the catalytic converter?
In order for a catalytic converter to function without overheating (and melting and clogging) unburnt hydrocarbons in the exhaust stream must be kept below a relatively low "threshold". Normally, the amount of these unburnt hydrocarbons, which represent wasted potential energy...
Question
Choosing a new car... Lexus GX 460 or Mercedes GL (gas or diesel)
I personally prefer diesel over gas because they generally last longer. I would also go with Mercedes over Lexus but that is just my personal opinion. I have worked on both types of vehicles and would rather work on a...
Question
my focus ran out of fuel and won't start
A lot of times when the fuel tank is run completely empty trash will accumulate at the bottom of the tank in the fuel lines, which will make you car to be hard to start. Use a can of Seafoam...
Question
Clutch problem in i20 Magna-Opt Diesel
Hi there, thanks for writing in. Actually, you should only be shifting gears with the clutch pedal fully to the floor. However, there may still be some air in the clutch hydraulic line, and the clutch needs additional bleeding. It...
Question
How long can I leave my truck sitting without it being plugged in before the diesel starts to gel up? Its currently 15 Degrees
To be blunt, there is no specific number that we can give you. You have to understand that diesel fuel gels in colder climates due to the amount, and types, of paraffin wax that is used in the manufacture of...
Question
Should diesel engine shut off when i block air intake before filter.
Hi there. The air intake on today's modern cars are finely tuned pieces of equipment - especially on a diesel engine. If air flow is blocked or reduced in any way, it can cause the engine to have troubles maintaining...
Question
Can I place gas back in my car after using 4 gallons of diesel?
Hey there. Unfortunately, diesel fuel does not combust the same as regular fuel does in a gasoline engine. Eventually, the car will run out of regular fuel and die as the diesel fuel is injected into the motor. Once this...
Question
Can a glow plug that's not walking cause a diesel knocking
Hi. It depends if the knock goes away after the engine warms up. If it does, then yes, this is contributing to the knock. What is happening is that the fuel and chamber is not hot enough for combustion and...
Question
I have a bus that contain a Cummins engine and Allison transmission. The problem is that the vehicle does not exceed the speed 80 Km/h / 50 mph.
Hi there. Check the fuel filter and the fuel water separator for if they are old and need changed. Check the fuel water separator for a valve on the bottom and if there is a valve, if you can open...
Question
Noticed a small oil leak and intermittent coolant leak
Hello. The blue smoke on startup is likely worn valve stems or valve stem seals, which leak a tiny amount of oil overnight, but burns it off quickly. Nothing to worry about unless it gets worse quickly, or smokes all...
Question
Ocassional loss of power
Hi there. If your MB panel van is diesel, it's possible that the change in diesel fuel (summer to winter blend) along with a clogged fuel filter or fuel injectors might be causing the stumbling issue you're experiencing. However, if...
Question
Knocking/ Pining/ Dieseling noise
Hi there. If your Tacoma is a 4x4, then check the transfer case and see if that is where the noise coming from. If it is, then the chain in the transfer case is slipping and needs replaced or repaired....
Question
What is the "98H" modification consist of?
Hi and thanks for contacting Your Mechanic. The engine will burn the ultra-low, Low, and High sulfur content diesel at any time. The thing about the High sulfur diesel is that the lubricity of the fuel drops making the engine...
Question
Mercedes Benz Vito 115CDI hot starting problem
Hi there. The glow plugs are designed to help start the engine even when the engine is hot. If the code is on for the glow plugs, check the glow plug relay and timer and see if its energizing as...
Question
It is a 320d and it doesn't start by itself in the morning unless I tow it.
Check the battery in the car. The battery may not have the amount of charge that is needed to start the diesel engine. A diesel engine requires more battery power to start it as the compression is higher than a...
Question
Loss of power at 40 to 50 mph.
Check the throttle pedal position sensor on the gas pedal and see if the wiring is loose or pinched. If the wiring looks good and is not damaged, then I recommend replacing the sensor. If you need further assistance with...

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