Showing posts with label engine. Show all posts
Showing posts with label engine. Show all posts

Monday, November 17, 2014

5 4 Ford Engine Specs

The Ford 5.4l engine first debuted in the newly redesigned 1997 F-150. Upon introduction, the engine was primarily used as a truck engine. It has since debuted as a "performance" engine in the North American and Australian markets.

Power

    The 5.4l engine is among Fords most powerful. Early versions were rolled out in Fords pickup truck line. These engines produced between 255 and 260 horsepower. Today, a version used in the Ford Shelby GT 500 produces 550 hp and 510 foot pounds of torque.

Physical Specifications

    The 5.4l engine has a bore diameter of 90.2 mm, while featuring a stroke of 105.8 mm. The engine has a 169.1 mm connecting rod. This combination achieves a 1.60:1 rod-to-stroke ratio.

Versatility

    The highly versatile engine is available in two-, three- and four-valve per cylinder designs. The four-valve engine can also be super-charged (use of a compressor to provide more air flow) to produce extra power. These supercharged engines have been used to power Fords top-end performers, such as the Shelby GT 500 and Ford GT.

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Wednesday, August 27, 2014

How to Replace the Cylinder Head Gaskets in a 5 4L Ford Engine

The Ford 5.4-liter engine is a V-8 engine with aluminum cylinder heads. It appears in various Ford vehicles made since 1997, such as the F-Series of pickup trucks. The 5.4-liter engine has a pair of cylinder heads, one on each side of the engine. The head gasket lies between the cylinder head and the engine block, and makes a tight seal between the two components. The procedure for replacing the cylinder head gaskets is generally the same for both gaskets.

Instructions

    1

    Evacuate the air-conditioning system with the appropriate evacuating equipment. This step requires a mechanic licensed by the Environmental Protection Agency (EPA).

    2

    Disconnect the cable from the negative battery terminal with a socket wrench to prevent the engine from starting during the head gasket replacement. Remove the covers for the cylinder head, and disconnect the intake manifold from the engine block. Detach the timing chains from their sprockets, and remove both exhaust manifolds from the engine block.

    3

    Remove the retaining bolts from the heater hose on the engine block with a socket wrench. Release the hose clamp by squeezing it together and sliding it down the hose. Detach the hose from the engine block. Detach any additional cables, electrical connectors and hoses that restrict your access to the cylinder head.

    4

    Disconnect the mounting bolts from the cylinder head with a socket wrench. Detach the cylinder head from the engine block. Remove the head gasket from the engine block and discard it. Remove any traces of the gasket from the cylinder head and engine block with a gasket scraper.

    5

    Turn the crankshaft clockwise by hand so that the key way on the crankshaft is in the 12 oclock position. Place the new gasket for the cylinder head over the dowel pins on the engine block. Mount the cylinder head over the dowel pins, so that the head is on top of the gasket.

    6

    Install new mounting bolts to the cylinder head by hand. Tighten the bolts to 30 foot-pounds with a torque wrench. Tighten the mounting bolts for the cylinder head an additional 85 to 95 degrees on the second pass. Tighten the mounting bolts an additional 85 to 95 degrees on the third pass.

    7

    Connect the heater hose to the cylinder head, and fasten its retaining bolts with a socket wrench. Slide the hose clamp in place to secure the hose. Attach the exhaust manifolds to the engine block, and mount the timing chains to their sprockets. Connect the intake manifold to the engine block.

    8

    Attach the covers for the cylinder head with a socket wrench. Connect all additional electrical connectors, cables and hoses you removed to obtain access to the cylinder head.

    9

    Recharge the air-conditioning system with the appropriate equipment. This step requires a mechanic licensed by the EPA.

    10

    Fill the engine oil and coolant to their proper levels. Connect the cable for the negative battery terminal with a socket wrench. Start the engine and check for fluid leaks.

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Wednesday, May 21, 2014

2000 Volvo V70 Engine Code P1603

The P1603 diagnostic code on a 2000 Volvo V70 represents a problem with the vehicles electronic throttle module (ETM). When the accelerator pedal is used, it signals the engine control unit, which activates the ETM. Repairing this problem will preserve your engine speed control.

Symptoms

    Symptoms of a P1603 diagnostic code on a 2000 Volvo V70 automobile include stalling and erratic revving. The engine warning light will also illuminate.

Identification

    After 1999, Volvo V70 models had physical contact between two parts that control the throttle. This particular setup was produced until 2002. Theore, Volvo V70s manufactured from 1999 to 2002 suffered from wear, damage and failure of the two throttle parts that were in contact with each other. Approximately 500,000 Volvo gasoline cars were negatively affected by this design.

Solution

    A Volvo Master Technician recommends a 155 software upgrade for this type of problem, and an ETM repair job takes between 2.5 to 3 hours. The dealer will replace the ETM under the vehicles 10-year, 200,000-mile extended warranty.

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Wednesday, May 14, 2014

1977 Dodge Engine Specifications

1977 Dodge Engine Specifications

Several models of Dodge cars, from near compact to full-size models, were available in 1977. The company used three engines to power them: a slant six-cylinder engine and two V8 engines.

Engine Types

    The inline six-cylinder engine had a displacement of 225 cubic inches and could produce 90 horsepower and 170 pound-feet of torque, or pulling power. One of the V8 engines was a 318-cubic-inch motor that produced 135 horsepower and 235 pound-feet torque. The 359-cubic-inch, V8 engine was the performance engine, with 155 horsepower and 275 pound-feet of torque.

Features

    The larger V8 and the six-cylinder engine had the same 8.4:1 compression ratio, which measures how much a cylinder compresses the air and fuel before igniting. Compression ratio has an impact on power. The smaller V8 had a compression ratio of 8.5:1. Bore and stroke were different in all three engines, going from 4.0 inches by 3.8 inches in the performance V8 to 3.4 inches by 4.125 inches in the six-cylinder engine. Bore is the width of the cylinder head, and stroke is the distance the piston travels.

Options

    One-barrel or two-barrel carburetors were available as standard equipment on Dodge engines. Usually the one-barrel carburetor was paired with the six-cylinder, but all combinations were available. Carter carburetors were standard, but Holley carburetors, which are performance equipment, could be added. A four-barrel also was an option. A three-speed automatic transmission came standard in some Dodge cars, and three-speed or four-speed manual transmissions were available in all cars.

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Saturday, May 10, 2014

How to Reset the Engine Warning Light on a Jeep Wrangler Sport

How to Reset the Engine Warning Light on a Jeep Wrangler Sport

A Jeep Wrangler Sport comes with a Power Train Control Module (PCM) computer on board that diagnoses problems throughout the vehicle. When the engine warning light illuminates on the instrument panel, this is the result of a trouble code sent to the PCM. You can take the vehicle to an auto parts store to have it diagnosed for free, and then you should have the problem fixed by a mechanic. Once the problem has been rectified, you can quickly and easily reset the engine warning light.

Instructions

    1

    Open the hood and find the positive battery terminal. Loosen the bolt attached to the clamp with an adjustable wrench. Remove the clamp from the terminal and take care not to touch it to the negative side of the battery. Wait one minute.

    2

    Replace the positive clamp to the positive battery terminal and tighten the bolt with the wrench.

    3

    Put the key in the ignition and turn it to the "On" position for about five seconds. Turn the engine on. The engine warning light will flash and then turn off.

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Tuesday, April 22, 2014

How to Reset the Service Engine Light on the 2003 Buick

How to Reset the Service Engine Light on the 2003 Buick

Resetting the Service Engine Light (SEL) on a 2003 Buick should only be performed after the diagnostic trouble code or codes (DTCs) have been properly diagnosed and repaired if necessary. Some codes can be as simple as a small vacuum leak from a loose gas cap, but others can indicate more serious problems. Resetting the light without determining the source of the code(s) can create future problems with other components on the Buick and lead to more expensive repairs.

Instructions

    1

    Open the drivers side door on the 2003 Buick and locate the diagnostic link connector (DLC) underneath the dashboard. On a LeSabre and Park Avenue, the DLC is located under the dash to the left of the steering column. On the Century and Rendezvous models, the DLC is under the dash directly beneath the steering column. On the Buick Regal, the DLC is located under the dash to the right of the steering column.

    2

    Plug the OBD II scanner/eraser into the DLC. Because of the DLCs shape and the shape of the plug, there is only one correct way to plug it in.

    3

    Place the key of the Buick into the ignition and turn the key to the accessory power position. This position illuminates the lights on the instrument cluster and powers all the accessory components without the engine running. It will also provide power to the scanner from the Buicks battery.

    4

    Press the erase button on the faceplate of the scanner. If the scanner is not equipped with an erase button, follow the onscreen menu and use the scroll or enter button(s) to the erase codes or DTCs option and press the enter button.

    5

    Allow the onscreen menu of the scanner to default back to its main menu or display a "command sent" message.

    6

    Start the engine to the Buick and check the instrument cluster to ensure the SEL is no longer displayed. If it still is on or comes back quickly, the code(s) should be diagnosed properly and repairs made if necessary.

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Sunday, April 20, 2014

How to Replace Injectors on a 6 0 Diesel Engine

How to Replace Injectors on a 6.0 Diesel Engine

The Ford 6.0 Power Stroke is an eight-cylinder 6.0-liter engine that Ford has manufactured since 2003. It is a diesel engine that Ford most often uses in large vehicles such as 3/4-ton and 1-ton pickups. The function of the fuel injectors is to deliver fuel in a precise timing and quantity. You can replace the fuel injectors on the Ford 6.0 diesel engine without removing the fuel rail, unlike most gasoline engines.

Instructions

    1

    Remove the valve covers with a socket wrench and detach the electrical connectors from the fuel injectors. Disconnect the mounting bolts for the crankcase-to-head tube assembly and remove the assembly from the crankcase.

    2

    Disconnect the oil rail from the engine. Push the electrical connector for the fuel injector out of the rocker arm carrier with a small pry tool.

    3

    Plug the oil drain holes next to the glow plugs with clean cloth. Disconnect the retaining bolt for the fuel injectors with a socket wrench and release the hold-down clamp.

    4

    Pry the fuel injectors from the engine with a Snap-On SDMT440 Torx tool so that you dont damage the fuel injectors. Discard the O-rings and copper washer on the fuel injector. Pull the cloth from the oil drain holes.

    5

    Mount new O-rings and copper washers to the fuel injectors. Coat the fuel injector assembly with clean engine oil and install the fuel injector. Attach the hold-down clamp for to the fuel injector and torque the mounting bolts to 24 ft. lbs. with a torque wrench.

    6

    Place the electrical connector for the fuel injector electrical into the rocker carrier. Lubricate the top O-rings on the fuel injector with engine oil.

    7

    Install the oil rail into the fuel injectors so that the mounting feet of the oil rail are flush with their mounting surface on the engine. Install three guide bolts to hold the oil rail in place.

    8

    Install six of the nine mounting bolts for the oil rail. Replace the three guide bolts with the three remaining mounting bolts. Tighten all nine mounting bolts to 10 ft. lbs. with a torque wrench.

    9

    Connect the crankcase-to-head tube assembly and tighten the mounting bolts to 60 ft. lbs. with a torque wrench. Attach the electrical connector to the fuel injector and install the valve covers.

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Saturday, April 12, 2014

4 6 Engine Rebuilding Tips and Tricks

Whenever you decide to take on the often daunting task of rebuilding any engine, whether its a large, complex type of engine or a lawn mower, the most important part of the undertaking is a thorough knowledge of engines in general and how they function. This is especially true when the engine being rebuilt is the Ford 4.6, or the F6AE. When these engines were built, they were built in two locations and with two specification settings. The fact that the 4.6-liter engine has been used in a number of Ford vehicles is another factor in the need for a thorough knowledge of the specific engine being rebuilt and the specifications of each different component of the engine itself.

Romeo v. Windsor

    The two plants that manufacture the Ford 4.6L engine are erred to as the Romeo and the Windsor plants, because of their geographic location. The difference between the two manufacturing facilities makes all of the difference for rebuilding the engine, because the two plants built different models, which also included manufacturing two forms of the same engine. Beyond that, the plants also manufactured two types of 4.6 engine, erred to as PI and NPI, or Power Improved and Not Power Improved. These two headings directly affected the manner in which the components of the engine were built and to what specifications they were adhered. You must make sure you distinguish the difference before you begin to rebuild so you can order the right parts.

Rings and Gaskets

    Because of the specifications to which the engines have been built, you must take into consideration the fact that the gaskets and the rings that are used within the engine to create sealed components come in different sizes and are made of different materials. This means that a specific O-ring or piston ring cannot be purchased for the engine unless the specific set for the engine being rebuilt has been established.

Model Type vs. Model Year

    Because of manufacturing demands and supply-chain requests, the engine model that was built for a specific make and model may have changed from one year to the next, meaning that just because a 1999 model was built with a Romeo PI 4.6 doesnt necessarily mean that the year 2000 model was even manufactured in the same plant. The next model year could be altered from a Romeo PI 4.6 to a Windsor NPI 4.6, depending on manufacturing needs. This should always be the first determination you make when deciding to rebuild a 4.6 engine.

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Sunday, March 30, 2014

The Engine Specifications for a Honda D17A2

The Honda Motor Company has been making engines since 1948. The Honda D17A2 was originally produced for 2001 and later models of the Civic EX, and it is highly sought-after by car enthusiasts and tuners.

Engine Specifications

    The Honda D17A2 is a 1,668 cubic centimeter, in-line, four-cylinder engine. The bore cylinder has a diameter of 75 mm and a piston shaft length of 94.4 mm.

Performance Specifications

    The D17A2 is capable of producing 127 horsepower at 6,300 rpm. The torque rating of this engine is 114 foot-pounds at 4,400 rpm. The engines compression ratio is 9.9 to 1.

Other Specifications

    The fuel control system on the Honda D17A2 is a single overhead camshaft that contains four valves per cylinder. The D17A2 also features a variable valve timing and lift electronic control valvetrain system, otherwise known as VTEC. Honda developed the VTEC system to improve the volumetric efficiency of their four-stroke internal combustion engines.

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Sunday, March 16, 2014

Ford 302 Engine Specifications on Firing Order

Ford 302 Engine Specifications on Firing Order

You must learn an engines firing order---the order in which the spark plugs ignite for engine operation---when dealing with any sort of repair dealing with its cylinders. The Ford 302 engine has its own particular firing order.

Ford 302 Firing Order

    The Ford 302 has the firing order 1, 5, 4, 2, 6, 3, 7, 8. The cylinders sit on the engine block in a specific order. The left side (your left, while looking at the engine from the front) has cylinders 1, 2, 3 and 4, from front to back. The right side has cylinders 5, 6, 7,and 8 starting from front to back as well. The distributor rotation occurs counterclockwise.

Significance of Firing Order

    Firing order determines the sequence in which the cylinders in your vehicles engine receive power. An engines firing order can attribute to minimizing vibration, which affects the overall life of the engine.

Spark Plug Wires

    When working on an engine, keep the relationship between the firing order and spark plug wires. The spark plug wires connect the spark plugs to the engine, and you must change them in accordance with the engines firing order.

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Tuesday, March 11, 2014

How Do I Access Engine Codes for an 89 Volvo 240

You can access engine codes for your 1989 Volvo 240 from your home garage using an OBD I scanner. This hand-held computerized tool can be purchased from any auto parts store. The On-Board Diagnostics computer receives and stores error codes sent to it from the engine. Sensors in the engine detect malfunctions and servicing needs of the Volvo and send the error codes to the computer. The computer, in turn, illuminates the "Service Engine Soon" or "Check Engine" lights on your instrument panel. The codes can be read using an OBD I scanner. After you read the codes, this same tool can be used to reset the computer and turn off all warning lights after repairs or servicing has been accomplished.

Instructions

    1

    Plug the OBD I scanner into the large open port on the drivers side dashboard underneath the steering column.

    2

    Put the key into the ignition, and turn it to the "ACC" position, but dont crank the engine. Wait while the scanner turns on. Some scan tools have an on/off switch that needs to be turned on.

    3

    Select the "Read Codes" command from the scanners menu. Wait for the scanner to interface with the OBD computer. Write the engine codes it displays on a piece of paper.

    4

    Unplug the scanner.

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Sunday, February 23, 2014

Subaru 3 0 Engine Problems

Starting in the late 1990s, Japanese automaker Subaru installed a 3-liter hemispherical (Hemi) six-cylinder engine called the EZ30 on some of its vehicles -- namely the Tribeca, Legacy and Outback, which is the wagon offshoot of the Legacy. The Outback has experienced problems.

Major Problems

    Some Subaru Outbacks of the 2001 to 2003 model years may experience failures of the catalytic converter, air-fuel ratio sensor, knock sensor and/or the cylinder head gaskets. These problems can trigger the "Check Engine" light, and drivers may experience engine stalling, coolant leaks or overheating.

Minor Problems

    Although the 2004 Subaru Outback is virtually free of the aforementioned issues, it has an occasional problem with the failure of the oxygen sensor. This causes the "Service Engine Soon" indicator to illuminate, and the vehicle could fail emissions.

Cost of Repair

    As of December 2010, MSN.com estimates repair costs as follows: $1,055 to replace the catalytic converter, $200 for the air fuel ratio sensor, $162 for the knock sensor and $595 for the cylinder head gaskets. In some extreme cases related to the aforementioned problems, the mechanic working on the vehicle may need to reprogram the engine control module as well; this can cost an extra $98 for labor. The oxygen sensor is estimated at around $238.

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Sunday, February 16, 2014

Is My Engine Ruined Because of Sugar in the Gas

Is My Engine Ruined Because of Sugar in the Gas?

Its a commonly heard anecdote that an easy way to exact expensive vengeance on an enemy is to put sugar in the gas tank of his car. Its assumed the sugar will liquefy in the gasoline, turning it into a gummy, unburnable mess that ultimately destroys the cars fuel system and engine. It turns out that this is an urban myth. Putting sugar in the gas tank may slightly affect the vehicles running, but it is unlikely to do lasting or major damage.

Sugars Reaction With Gasoline

    In reality, sugar does not dissolve in gasoline the way it does in water. When poured into the fuel tank, sugar will sink to the bottom and remain solid. If it is picked up by the fuel pump, it is caught by the cars fuel filter, which is designed to keep particulates from reaching the fuel injectors or carburetor where they can do damage.

Damage From Sugared Gasoline

    Usually, the worst thing a handful of sugar in a gas tank will do is clog the fuel filter -- a time-consuming repair on some vehicles, but hardly an expensive or incapacitating one. If enough sugar is poured in, the tank itself may need to be removed and cleaned by a mechanic. The worst effect of a sugared gas tank it that it can cause the car to stall and be difficult to restart until the sugar is cleaned out.

Mythbusters

    The television show "Mythbusters" put this theory to the test in 2004 by pouring sugar into a cars fuel tank and letting it run. The shows testers reported that the car was not damaged, and in fact ran even better after the tank was sugared! This does not mean that sugar can be considered a performance additive, of course.

Other Fuel Tank Pollutants

    Other solid contaminants, like sand, react similarly in gasoline. Sand is less likely to get into the fuel filter because it is heavier than sugar and sinks to the bottom of the tank. A gas tank with sand in it will need to be removed and cleaned, but further damage is unlikely.

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Tuesday, February 11, 2014

How to Tighten a Truck Engine Belt

A trucks engine belt operates accessories such as the water pump, air-conditioner compressor, power-steering pump and alternator. The belt moves these accessories from the crankshaft pulley. With the engine running, the crankshaft turns the belt around the pulleys so that each accessory can work. Over time, the belt will begin to wear and become loose. Once the belt becomes loose, tighten the belt to the proper tension. Most belt manufacturers recommend to have no more than a half an inch of slack in the belt.

Instructions

    1

    Open the hood and locate the belt. Follow the belt around the accessories that it operates. Locate the adjusting component that keeps the belt tight inside the pulleys. Most all truck belts are tightened by an adjustment bracket that is mounted to the alternator or the power-steering pump.

    2

    Loosen the locking bolt from the front of the adjustment bracket with a ratchet and socket. Loosen the pivot bolts that mount the accessory to the engine block with the ratchet and socket.

    3

    Tighten the belt by turning the adjustment bolt, located on the end of the adjustment bracket, counter-clockwise with the ratchet and socket. Once the belt is tight, push inward on the belt with your hand to check the belt tension. The belt should have no more than a half an inch of slack to be properly tensioned.

    4

    Re-tighten the lock bolt in the middle of the adjustment bracket with the ratchet and socket. Re-tighten the pivot bolts that mount the accessory to the engine block with the ratchet and socket.

    5

    Crank the truck engine for about five to 10 seconds. Turn the engine off and recheck the belt tension with your hand. Adjust the belt as needed to get a half an inch of slack in the belt.

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Thursday, January 30, 2014

How to Find a Used Engine for a 2001 Toyota

How to Find a Used Engine for a 2001 Toyota

The 2001 Toyota Camry is a four-door sedan with a front engine and front-wheel drive. The Camry was equipped with either a four or six-cylinder engine. The four-cylinder engine was a 2.2-liter in-line engine. The V-6 was 3.0 liters. Engine failure or crash damage may require a replacement engine. You can use your computer to search for a salvage yard selling a replacement engine.

Instructions

    1

    Open the hood on your Toyota Camry and count the number of spark plugs to determine if it is equipped with a four or six-cylinder engine.

    2

    Locate the vehicle identification number (VIN) plate in the lower left corner of the windshield on the drivers side of the Camry. The fifth character will be "F" if it is six-cylinder or "G" for the four-cylinder engine.

    3

    Locate the vehicle information plaque located on the drivers door jamb and verify the model year of the Camry is 2001.

    4

    Navigate to the Car-Part auto parts locator website. Enter the year, make and model of your car, and your ZIP code, and press the "Search" button.

    5

    Select the engine type and press the "Search" button.

    6

    Review the results and find an engine meeting your price, condition and location requirements.

    7

    Contact the supplier via email or phone to confirm the engine is available as advertised.

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Saturday, January 25, 2014

How to Find Engine Light Codes for a KIA Optima

The engine light codes, also known as diagnostic trouble codes, on a KIA Optima are designed to provide information about a specific failure or malfunction on the vehicle. These alpha-numeric codes are created by the engine control module and then stored in memory where they can be retrieved at a later date with a scan tool. These codes begin with the letter P and are followed by a four digit number sequence. Each code corresponds to a specific problem that can be identified by using a service repair manual. Most factory repair manuals provide a flow chart that technicians can use to diagnose and correct the problem that triggered the code.

Instructions

    1

    Turn the engine off, but rotate the ignition switch to the ON position. The dashboard must have power in order for the scan tool to communicate with the ECM.

    2

    Find the Optimas diagnostic data terminal and plug the scan tool into the terminal. On most Optimas, the terminal is underneath the front edge of the dashboard on the drivers side of the vehicle. In some models, it is under the front edge of the dashboard, but mounted vertically on the right side of pedal area.

    3

    Turn on the scan tool, then navigate to the DTCs menu. Command the scan tool to read and display the current DTCs stored in the ECMs memory.

    4

    Write down the codes displayed on the scan tools screen, then disconnect the scan tool and turn off the ignition.

    5

    Visit your local library and look up the code in the Optimas service manual. Make copies of the code description and the diagnostic flow chart.

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Friday, January 24, 2014

How to Reset a Honda Engine Light

How to Reset a Honda Engine Light

If your "check engine" light is on in your Honda, you should have the engine checked by a qualified mechanic. But after the car has been checked and possibly repaired, you will want to have that light off. Also, if you are taking your Honda to have a state emission test, you will want to have the light turned off so the car can pass emissions. The check engine light is not the same as the "maintenance required" light, which automatically comes on at set mileage to remind you a factory-recommended service interval has been reached. Sometimes when the check engine light comes on, for whatever cause, the light doesnt go off when the cause is rectified. You can turn it off yourself.

Instructions

    1

    Located the fuse box panel cover on the side of the dashboard. Open the panel by pulling down on the top.

    2

    Look for a sticker on the back of the fuse panel cover that shows the list of all the fuses and how they are arranged. Find the "clock" fuse, which is probably fuse 13. Remove it using the fuse puller. If you dont have a fuse puller, you can pull it out with tweezers.

    3

    Wait about 30 minutes, then put the fuse back in place. This will reset the check engine light and turn it off.

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Tuesday, January 21, 2014

How to Reset the Service Engine Light on a 2006 Chevy

How to Reset the Service Engine Light on a 2006 Chevy

The service engine light illuminates on your 2006 Chevrolet when it is time to have a regularly scheduled oil change or tune up. The OBD, or On-Board Diagnostics computer, stores the codes from the vehicles sensors. An OBD scanner tool can be used to read the codes and tell you exactly what is wrong with the vehicle. You can purchase an OBD scanner and do this yourself at home or you can take your car to your local auto parts retailer and they will scan and diagnose it for you for free. Either way, make sure you have the servicing done to your vehicle before you reset the service engine light. If not, the light will just keep coming back on.

Instructions

    1

    Pop the hood of the Chevy and loosen the nut that keeps the negative battery cable clamp in place on the negative side of the battery. This is known as the retaining nut. Remove the cable clamp from the terminal.

    2

    Wait at least 15 minutes. Put the clamp back on the negative side of the terminal. Always take care to never allow the negative cable clamp to touch the positive side of the battery terminal.

    3

    Put the key into the ignition and start the engine. Look on the dash board to see that the service engine light has turned off. If not, repeat the above steps again. Sometimes you have to do it several times for the light to turn off.

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How to Check the Temperature Control Sensor on a 1997 Chrysler Concorde 3 5 Engine

The Chrysler Concorde, also known as the sister car to the more popular Dodge Intrepid, came from the factory with two V-6 engine options; a 2.7-liter engine and a more-powerful 3.5-liter engine. Of the two engines, the 3.5-liter engine was noted for its increased reliability over the smaller engine, which was prone to oil sludge problems. To help control and monitor the engine temperature, the 3.5-liter engine contains a coolant temperature sensor, located on the thermostat housing at the front of the engine.

Instructions

    1

    Start the engine and allow it warm to operating temperature, which is 200-degrees Fahrenheit.

    2

    Locate the coolant temperature sensor on the top of the thermostat housing. Its mounted vertically and has two wires protruding from its base.

    3

    Disconnect the coolant temperature sensors two-wire electrical connector. Measure the resistance across the sensors two terminals with a digital multimeter; the specified value is 700 to 1,000 Ohms.

    4

    Let the engine cool down for three to four hours until the coolant is at room temperature. Measure the resistance again across the terminals with a digital multimeter. The resistance at 70-degrees Fahrenheit should be between 7,000 and 13,000 Ohms. If the resistance falls outside either of the hot or cold values, the sensor must be replaced.

    5

    Measure the resistance across the pin terminals on the sensors electrical connector. If the resistance is greater than 1 Ohm, replace the sensors connector.

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Monday, January 20, 2014

How to Manually Reset the Service Engine Light in a BMW 3 Series

How to Manually Reset the Service Engine Light in a BMW 3 Series

The Service Engine Light on your BMW 3 Series is monitored and controlled by the Engine Control Module or ECM. It keeps track of all routine maintenance and servicing requirements of your BMW. When this light illuminates, you should have your BMW serviced before attempting to manually reset the light. The best way to reset it is to use a computerized scan tool obtained from your local auto parts retailer. This tool can be purchased or borrowed for free from most auto parts stores.

Instructions

    1

    Put the key into the ignition and turn the vehicle to the "on" position but dont start the engine.

    2

    Find the diagnostic port under the drivers side dashboard near the pedals. Plug the computerized scan tool into this port. The battery from the vehicle will automatically power on the tool.

    3

    Find arrows on the faceplate of the scan tool and use them to scroll through the menu until you find the "Read All Codes" command. Select this command.

    4

    Scroll through the menu again and find "Clear All Codes." Select this option then wait for the service engine light to shut off.

    5

    Turn off the vehicle and wait five minutes. Start the engine and verify that the check engine light is still off.

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