The intake valves are closed later, already at the compression stroke, and some amount of gases exits through them back to the intake manifold. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'carproper_com-large-mobile-banner-2','ezslot_16',820,'0','0'])};__ez_fad_position('div-gpt-ad-carproper_com-large-mobile-banner-2-0');if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'carproper_com-large-mobile-banner-2','ezslot_17',820,'0','1'])};__ez_fad_position('div-gpt-ad-carproper_com-large-mobile-banner-2-0_1');.large-mobile-banner-2-multi-820{border:none!important;display:block!important;float:none!important;line-height:0;margin-bottom:7px!important;margin-left:auto!important;margin-right:auto!important;margin-top:7px!important;max-width:100%!important;min-height:250px;padding:0;text-align:center!important}This is, however, not a thing to worry about but an assurance that you will need to worry less about the engines reliability and fuel economy. The Atkinson cycle forced engineers to include in the intake system a vacuum pump for the normal operation of the brake booster. Fortunately, you may not need to attend to this problem quickly. Before we start wondering about oil pump problems in this engine, lets take a look at some of the signs to watch out for: if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'carproper_com-leader-1','ezslot_10',818,'0','0'])};__ez_fad_position('div-gpt-ad-carproper_com-leader-1-0');if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'carproper_com-leader-1','ezslot_11',818,'0','1'])};__ez_fad_position('div-gpt-ad-carproper_com-leader-1-0_1');.leader-1-multi-818{border:none!important;display:block!important;float:none!important;line-height:0;margin-bottom:7px!important;margin-left:auto!important;margin-right:auto!important;margin-top:7px!important;max-width:100%!important;min-height:250px;padding:0;text-align:center!important}The oil pump problem does not mean good for the Mazda Skyactiv-G engine. Electric Parking Brake (EPB) Indicator Light (Some Models). Buying a Used Car: 10 Common Mistakes to Avoid, How to check the engine when buying a used car, Car won't start: 3 common causes. Certain users prefer the installation of oil catch or certain chemicals for the prevention of deposit build-up. With the selector lever in the N or P position, the driver's seat belt is unfastened and the driver's door is opened. After PM removal is performed by the diesel particulate filter (DPF). With the shift lever in the neutral position, the driver's seat belt is unfastened and the driver's door is opened. The interior space is limited and the trunk is fairly small. (The i-stop indicator light (green) turns off when the vehicle speed before stopping is approx. Bulletproof engines, conventional 6-speed automatic transmission. In addition to making the oil in the engine fresh, you should also top it to the recommended level. The selector lever is shifted from N or P position to D or M (not in second gear fixed mode) position. Have your vehicle inspected at an expert repairer, we recommend an Authorised Mazda Repairer. The Japanese automaker predicted that 25 percent of Mazda 3s and 30 percent of CX-30s sold would be equipped with the Skyactiv-X engine, but the publication reports that only four percent of. Another problem you may also look out for is an insufficient oil pressure alarm. Mazda's revolutionary SkyActiv-X is offered with the new Mazda 3 and CX-30, but it hasn't been as successful as Mazda had hoped, sales-wise. VW/Audi 3.0 TDI Engine Problems: Is The Engine Reliable? There is a large difference between the cabin temperature and the set temperature of the air conditioner. Usability 4 out of 5. The light flashes if there is any malfunction in the i-stop system. Mazda 2.0 SkyActiv-G Engine Problems & Best Reliability - AutoSpruce.com The compression is high, 16.3:1. Depending on the specific model labor comes in around 1.5 to 4 hours. Low oil pressure might be the single most common problem on the Mazda 2.0L engine. This hopefully helps eliminate the chance of any issues happening again as any debris should be removed. Mazda 3 (2022) review: updated e-Skyactiv X engine tested The system includes very productive high-pressure fuel pump and the injector nozzles with six holes for better air and fuel mixture. On top of the head are the double overhead camshafts are driven by a timing chain. Have your vehicle inspected at an expert repairer, we recommend an Authorised Mazda Repairer. Strangely enough, there are no serious problems. Continuing to drive your Mazda in this condition could cause damage to your transaxle. An amazingly good engine. However, modern innovation has introduced an oil pump system which means that engines can circulate lubricants to all parts without any external system. 204k and still smooth. High Beam Control System (HBC) Warning Light (Some Models). The engine has the shape optimized and lighter (127 grams per cylinder) pistons and connecting rods. This car is also easy to work on for a do-it-yourself person. While carbon build-up comes with lesser threat, it can become troublesome in 80,000 to the 120,000-mile ballpark. When this occurs its unlikely to cause any concerns for long-term reliability. My name is Yusuke. Some of this may be a little repetitive to finish up, so bear with us. As early car engines continue to age, the chances of wear and tear become high. In addition to increasing the power, this reduces the temperature in the combustion chamber and the probability of detonation. The engine's electrical system has a problem. There's Nothing Positive About the 2.0L SkyActiv PCV System! The repair shop, acting somewhat blindly, usually replaces the spark plugs first, and then the knock sensors. The vehicle's interior temperature and the set temperature for the air conditioner are nearly the same. You may opt for after-market parts if you are only sure of their effectiveness. Under the following conditions, engine idling stops and the i-stop indicator light (green) turns on. They are light, nimble, and endlessly modifiable. The compression ratio again reaches 14 - and the engine produces high torque. The i-stop function automatically stops the engine when the vehicle is stopped at a traffic light or stuck in traffic, and then restarts the engine automatically to resume driving. Whats your experience with the Skyactiv-G engines? Steps to diagnose, Pros and cons of buying a car with Direct Injection, How to inspect a used car - illustrated guide, Signs of automatic transmission problems when test driving a used car, Check Engine Light: What to check first, repair options, Easy car maintenance checklist with photos, Ways to Protect Your Catalytic Converter from Theft, Catalytic Converter: problems, replacement options. However, many models that use the 2.0 Skyactiv-G clock in under 3,200 pounds. CAR . The framework incorporates ultra-high-tensile-strength steel in critical areas to help make it lighter, yet also stiffer and stronger. The SkyActiv-X 2.0-litre engine contains four cylinders and doesn't have a turbo. It can sound like a diesel when cold, and at low revs it gargles like mouthwash is going out of fashion. If the selector lever is shifted from the D or M (not in second gear fixed mode) position to the N or P position, and the driver's seat belt is unfastened and the driver's door is opened, the engine does not restart. 1) Mazda 2.0 Skyactiv Low Oil Pressure Low oil pressure might be the single most common problem on the Mazda 2.0L engine. There is a forged steel crankshaft, forged connecting rods, and aluminum pistons. There is a thinner crankshaft which is 690 grams lighter now. Its a big reason the 2.0L Skyactiv is able to deliver excellent reliability and fuel economy. The Mazda 3 also has great value retention. The chain is automatically tensioned using the chain tensioner actuated by oil pressure and the spring. In 2019, its third generation (2014-2018) was awarded CarGurus' "Best Used Car" award in the compact sedan/hatchback category. How Often Should I Maintain Mazda Skyactiv-G Engine Servicing? You can save cars, get recall alerts, track price drops and more from any device. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'carproper_com-large-mobile-banner-1','ezslot_12',819,'0','0'])};__ez_fad_position('div-gpt-ad-carproper_com-large-mobile-banner-1-0');if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'carproper_com-large-mobile-banner-1','ezslot_13',819,'0','1'])};__ez_fad_position('div-gpt-ad-carproper_com-large-mobile-banner-1-0_1');.large-mobile-banner-1-multi-819{border:none!important;display:block!important;float:none!important;line-height:0;margin-bottom:7px!important;margin-left:auto!important;margin-right:auto!important;margin-top:7px!important;max-width:100%!important;min-height:250px;padding:0;text-align:center!important}There isnt much to discuss under this section and there is no huge Mazda Skyactiv-G engine problem relating to it. It's a very high compression engine. The Japanese automaker predicted that 25 percent of Mazda 3s and 30 percent of CX-30s sold would be equipped with the Skyactiv-X engine, but the publication reports that only four percent of Mazda 3s have it installed and only two percent of CX-30s have it. Lane Departure Warning System (LDWS) Warning Light (Some Models). 2.0 Skyactiv-G engines offer 30+mpg in the city and 40+mpg on the highway. Mazda also offers predictive i-Activ all-wheel drive for the first time on the Mazda3. While the engine will still give off water, nonetheless, carbon will build up to cause you to experience driveability issues.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[320,50],'carproper_com-narrow-sky-2','ezslot_28',827,'0','0'])};__ez_fad_position('div-gpt-ad-carproper_com-narrow-sky-2-0');if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[320,50],'carproper_com-narrow-sky-2','ezslot_29',827,'0','1'])};__ez_fad_position('div-gpt-ad-carproper_com-narrow-sky-2-0_1');.narrow-sky-2-multi-827{border:none!important;display:block!important;float:none!important;line-height:0;margin-bottom:7px!important;margin-left:auto!important;margin-right:auto!important;margin-top:7px!important;max-width:100%!important;min-height:50px;padding:0;text-align:center!important}. While we are anxiously awaiting Mazdas fully-electric vehicle, the optimization will not only keep its internal combustion cars competitive but will make a PHEV more efficient as well. It shuts down cylinders when the engine is in a minimal load state such as driving on the highway at a constant speed. Some users are fond of replacing parts with after-market parts. If the windscreen area in front of the Forward Sensing Camera (FSC) is fogged or obstructed, the light turns on temporarily. In such cases, start the engine using the normal method. Air Bag/Seat Belt Pretensioner System Warning Light. Although oil pump problems, carbon build-up, and general engine flaws are major Mazda Skyactiv-G engine problems, you should also be on the lookout for other engine-related issues. The light does not illuminate when the ignition is switched ON. You can always top up the oil. The light remains turned on if there is a problem with the system. 2.2 SkyActiv-D Engine Problems and Reliability There are no severe statistics of common problems and issues for 2.2 SkyActiv-D diesel engines. To protect the engine from an explosion, the engine has ion sensors built into the ignition coils. Easy to maintain and repair: Common repairs are not too expensive and any shop can handle them. A stitch in time saves nine. Dont forget, hitting this amazing mileage depends largely on maintenance, care, service, and use. An oil pump is an essential part of the engine that is responsible for lubricating every running component in the engine. Anyways, the job is mostly labor and most shops will charge somewhere around $300-600 for Mazda 2.0 walnut blasting. The i-stop OFF switch is pressed until the beep sounds. Essentially, you need to regularly inspect your engine to enjoy it the best. From time to time, defects in cars show up which make it rare to see surpass more than fifteen years and above 150,000 miles without developing minor problems. Were calling these the MOST common problems for a reason. It's usually the oil pump that's to blame for low oil pressure. Save my name, email, and website in this browser for the next time I comment. This causes it not to properly deliver on its primary duty of circulating oil and lubricant all parts that need oil. The ride is on the firm side and some road noise is noticeable. 2.0 Skyactiv-G engines are also highly efficient and proving to be very reliable. Both the hatchback and sedan models come equipped with a SkyActiv-G 2.5-liter engine. Check Engine light issues are not uncommon (e.g., a bad mass air flow sensor, ignition coils or a coolant temperature sensor). 2012 Mazda 3 Problems What You Need To Know! However, if the oil pump is bad, you may need to replace the oil pump. This vaulted its road test score to near the top of our small car rankings for the model year. The plan lays-out how Mazda will use driving pleasure in the search for solutions to modern issues. Mazda3 review: clever Skyactiv-X engine tested - Top Gear if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'carproper_com-leader-2','ezslot_18',821,'0','0'])};__ez_fad_position('div-gpt-ad-carproper_com-leader-2-0');if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'carproper_com-leader-2','ezslot_19',821,'0','1'])};__ez_fad_position('div-gpt-ad-carproper_com-leader-2-0_1');.leader-2-multi-821{border:none!important;display:block!important;float:none!important;line-height:0;margin-bottom:7px!important;margin-left:auto!important;margin-right:auto!important;margin-top:7px!important;max-width:100%!important;min-height:250px;padding:0;text-align:center!important}On the other hand, carbon build-up comes with a cheaper price to pay for DI making it an excellent technology. This is not the best bet given that these parts portend serious danger to your vehicle and may cause more havoc for the engine. It also primarily affects earlier 2012-2014 Skyactiv-G 2.0 engines. The steering wheel is not in the straight-ahead position while the vehicle is stopped. Engine restarts automatically while engine idling is stopped. All internal components are lighter and stronger now. The brakes are released slightly on a slope and the vehicle begins to move. The vehicle speed is 3 km/h (1.8 mph) or less. It involves a heavy duty shop vac and walnut media shells. The engine is started with the bonnet closed. When you notice this, you should replace the chains to keep them in great operating conditionsif(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'carproper_com-portrait-1','ezslot_34',833,'0','0'])};__ez_fad_position('div-gpt-ad-carproper_com-portrait-1-0');if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'carproper_com-portrait-1','ezslot_35',833,'0','1'])};__ez_fad_position('div-gpt-ad-carproper_com-portrait-1-0_1');.portrait-1-multi-833{border:none!important;display:block!important;float:none!important;line-height:0;margin-bottom:7px!important;margin-left:auto!important;margin-right:auto!important;margin-top:7px!important;max-width:100%!important;min-height:250px;padding:0;text-align:center!important}. And with medium and high loads, the intake valves close earlier (the usual Otto cycle) and the cylinders are filled. To reduce pumping losses in the engine and increase efficiency, engineers taught him to work on two cycles: Atkinson and the more traditional Otto cycle for gasoline engines. The new Mazda 2.5 liter SkyActiv engine doesn't have a long production history yet. In 2018, Mazda announced Sustainable Zoom-Zoom 2030, a long-term strategy for technology development. This isnt meant to scare anyone since oil pressure issues arent too common, and severe loss of pressure is even less common. Oil Pump Problem Unlike in the old model engines, moving parts receive oil and lubricants through the drip deep systems. Mazda was one of the first auto manufacturers to put direct injection into mainstream (read:economy) cars back in 2005 with the 2.3L DISI engine. Theyre definitely impressive numbers making the Skyactiv engine a great choice to save on gas and emissions. Basically, at first, it is very diesel-like. In the end, the Mazda Skyactiv-G 2.0 engine problems cannot outshine the power and performance of the engine.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'carproper_com-sky-3','ezslot_38',834,'0','0'])};__ez_fad_position('div-gpt-ad-carproper_com-sky-3-0');if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'carproper_com-sky-3','ezslot_39',834,'0','1'])};__ez_fad_position('div-gpt-ad-carproper_com-sky-3-0_1');.sky-3-multi-834{border:none!important;display:block!important;float:none!important;line-height:0;margin-bottom:7px!important;margin-left:auto!important;margin-right:auto!important;margin-top:7px!important;max-width:100%!important;min-height:250px;padding:0;text-align:center!important}. The Front radar sensor system malfunction is displayed if there is a malfunction in the system while the Mazda Radar Cruise Control (MRCC) system is on. Mazda3 Skyactiv-G - long-term review 2023 | Top Gear The check engine light may illuminate in the following cases: (SKYACTIV-G 1.5, SKYACTIV-G 2.0, SKYACTIV-G 2.5). With the shift lever in a position other than neutral, the driver's seat belt is unfastened and the driver's door is opened. At a glance. If the check engine light remains on, or it flashes continuously, do not drive at high speeds and consult an expert repairer, we recommend an Authorised Mazda Repairer as soon as possible. If the ABS warning light stays on while you're driving, the ABS control unit has detected a system malfunction. Two minutes have elapsed since the idling was stopped. You should make sure there are adequate carbon cleaning services when replacing the filter or oil. This perhaps isn't surprising considering the price to get one. When this happens, chances are higher that you will have to make stop-start travel, resulting in carbon build-up. This cycle makes the engine more efficiently. Some Mazda 2.0L Skyactiv engine reliability simply comes down to the luck of the draw. Power might not seem impressive by modern standards. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'carproper_com-banner-1','ezslot_6',816,'0','0'])};__ez_fad_position('div-gpt-ad-carproper_com-banner-1-0');if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'carproper_com-banner-1','ezslot_7',816,'0','1'])};__ez_fad_position('div-gpt-ad-carproper_com-banner-1-0_1');.banner-1-multi-816{border:none!important;display:block!important;float:none!important;line-height:0;margin-bottom:7px!important;margin-left:auto!important;margin-right:auto!important;margin-top:7px!important;max-width:100%!important;min-height:250px;padding:0;text-align:center!important}In the course of doing its job and due to wear and tear, the engine gathers grime, sludge, lube, and debris. One of the first considered upgrades for many automotive customization projects is a new intake. This warning has the following functions: Parking brake warning/Indicator light inspection. These contaminants build up and clog the oil pump, causing it to malfunction and not properly lubricate the moving parts that need oil to function. Just amazed at how Mazda have taken their own way with the good displacement, naturally aspirated approach towards meeting Euro 6 standards. The car is a one owner car and . Mazda's engines have a bad reputation stemming from variable valve timing (VVT) defects that can cause oil leaks, excessive smoke . If the tyre pressure monitoring system warning light illuminates or flashes, or the tyre pressure warning beep sound is heard, decrease vehicle speed immediately and avoid sudden manoeuvring and braking: If the tyre pressure monitoring system warning light illuminates or flashes, or the tyre pressure warning beep sound is heard, it is dangerous to drive the vehicle at high speeds, or perform sudden manoeuvring or braking. There is a malfunction in the brake switch. This idea rings true for the Mazda 3 and its various configurations as well. The engine has a degree of oil blow-by, which makes easy entry into the intake ports. Mazda 3 Skyactiv engine - Engine Light Blinking? No Power - YouTube if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'carproper_com-medrectangle-4','ezslot_1',814,'0','0'])};__ez_fad_position('div-gpt-ad-carproper_com-medrectangle-4-0');if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'carproper_com-medrectangle-4','ezslot_2',814,'0','1'])};__ez_fad_position('div-gpt-ad-carproper_com-medrectangle-4-0_1');.medrectangle-4-multi-814{border:none!important;display:block!important;float:none!important;line-height:0;margin-bottom:7px!important;margin-left:auto!important;margin-right:auto!important;margin-top:7px!important;max-width:100%!important;min-height:250px;padding:0;text-align:center!important}Unlike in the old model engines, moving parts receive oil and lubricants through the drip deep systems. It helps to clean and get rid of dirt or carbon build-up in the intake valves and port. Read More Mazda 3 Cold Air Intake Upgrade GuideContinue, The Mazda3 and MazdaSpeed3 are nimble, light-weight cars that deliver great handling and fun. A faulty electrical relay on certain Mazda 3s built between 20 July 2015 and 11 July 2017 might prevent the windscreen wipers from working. Considering that it was designed for a 14:1 ratio but scaled back to 12:1 for the lack of a proper 4-2-1 exhaist manifold and for the US's 87 octane demands, I'm sure it will be fine. The i-stop indicator light (green) turns off when the engine is restarted. Have your vehicle checked by an expert repairer, we recommend an Authorised Mazda Repairer as soon as possible. 10 km/h (6.2 mph) or less and fuel injection amount learning is performed while the vehicle is stopped. It's a fun-to-drive, maneuverable little car; it's quick off the line and easy to control. Mazda3, Mazda6, Mazda CX-5, Mazda CX-3, Mazda MX-5. Increasing the compression ratio increases the temperature and pressure in the cylinder at the end of the compression stroke and gives high efficiency and power, but also a strong propensity for detonation - explosive combustion of the air-fuel mixture, which leads to overheating and destruction of the piston rings and pistons. Its unlikely any problems develop in the short-term. 4. Many modern-day engines run on turbochargers for power. To clean these components, you may spend up to an hour or two. Our catch can is doing its job well and our valves are being kept as clean as possible. Said 'clever engine' is. Another unique feature of this engine - it has sporty, long 4-2-1 header (exhaust manifold). Direct injection has tons of benefits, but this is one small drawback to the technology. It doesnt suffer from any serious design flaws or countless common problems. The engine has four valves per cylinder, which are actuated by rocker arms with needle roller followers for friction reduction, instead of bucket tappets on the predecessor. The best cars and best deals delivered to your inbox, 2023 Mazda3 vs. 2023 Nissan Sentra Comparison, 2023 Kia Forte vs. 2023 Nissan Sentra Comparison, 2024 Volvo EX90 Order Books Already Closed, GMC Adds Off-Road AT4X, Extreme AEV Trims to Sierra HD Lineup, Report: Mercedes E-Class Wagon Coming for 2024, Report: Ford Reopening Maverick Orders in July, Lets Take a Look Inside the 2024 Kia Seltos. When your engine can't get enough air, the air-fuel mixture becomes too rich, throwing off the carefully planned balance of gas and air which makes your engine operate properly. There is a malfunction in the battery management system. There's also the odd hiccupping sound as. Is the Mazda 2.0L engine reliable? Well, there really isnt much else to discuss in terms of known issues or design flaws on the 2.0 liter engines. Symptoms that indicate the Mazda 2.0L engine has low oil pressure include: Unfortunately, the Skyactiv-G engine does not have an oil pressure light on the dash. The Mazda Skyactiv-G 2.0 engine is prone to commonest issues, including: When it comes to volume, Mazda Skyactiv-G may look small. Mazda Skyactiv-G 20 Engine Problems: Is The Engine Reliable? The temperature setting dial of the air conditioner is set to maximum cooling (A/C ON). Adaptive LED Headlights (ALH) Warning Light (Some Models), Blind Spot Monitoring (BSM) OFF Indicator Light (Some Models). The automatic transaxle fluid temperature is not abnormally high. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'carproper_com-box-4','ezslot_3',815,'0','0'])};__ez_fad_position('div-gpt-ad-carproper_com-box-4-0');if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'carproper_com-box-4','ezslot_4',815,'0','1'])};__ez_fad_position('div-gpt-ad-carproper_com-box-4-0_1');.box-4-multi-815{border:none!important;display:block!important;float:none!important;line-height:0;margin-bottom:7px!important;margin-left:auto!important;margin-right:auto!important;margin-top:7px!important;max-width:100%!important;min-height:250px;padding:0;text-align:center!important}The implication, however, is that once the oil pump fails, all the moving parts of your vehicle will stop functioning properly. To determine if you have a slow leak or a flat, pull over to a safe position where you can check the visual condition of the tyre and determine if you have enough air to proceed to a place where air may be added and the system monitored again by an expert repairer, we recommend an Authorised Mazda Repairer or a tyre repair station. A few symptoms that may indicate the 2.0L engine has excess carbon build-up include: As carbon deposits form they begin to restrict air-flow into the cylinders. Have the problem taken care of as soon as possible before it develops into a more serious situation that could lead to tyre failure and a dangerous accident. The engines satisfy exhaust gas emissions standard Euro VI in Europe. Power is expensive to make which is why we recommend putting your money into suspension and handling with things like coilovers and sway bars. The indication/light illuminates when the transaxle has a problem. Oil pumps are also responsible for absorbing heat coming out from other parts of the engine while in action. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[320,50],'carproper_com-mobile-leaderboard-1','ezslot_23',823,'0','0'])};__ez_fad_position('div-gpt-ad-carproper_com-mobile-leaderboard-1-0');if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[320,50],'carproper_com-mobile-leaderboard-1','ezslot_24',823,'0','1'])};__ez_fad_position('div-gpt-ad-carproper_com-mobile-leaderboard-1-0_1');.mobile-leaderboard-1-multi-823{border:none!important;display:block!important;float:none!important;line-height:0;margin-bottom:7px!important;margin-left:auto!important;margin-right:auto!important;margin-top:7px!important;max-width:100%!important;min-height:50px;padding:0;text-align:center!important}Usually, Direct Injection engines such as Mazda Skyactiv-G develop carbon build-up issues.