What is a fuel return line?

The reason for the return line is that it is an integral part of the FPR system.

The fuel pump is a constant volume pump.

The FPR maintains fuel pressure by sending excess fuel back in the fuel return line.

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Which fuel line is the return line?

The second line is a clear yellow line.This line is the return line and it connects from the fuel tank grommet to the purge pump body to the connector closest to the air filter.

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What does the fuel return line do?

It's primary purpose is to return excess fuel from the carburetor to the fuel pump, however it serves other important functions as well.Aside from providing a path for excess fuel to return to the tank, the fuel return hose also prevents vapor lock and over pressurization from occurring within th...

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How a fuel return line works?

Any fuel which is released from the valve is passed through the fuel return line back to the tank.There are two types of returnless systems - Mechanical and electrical.Mechanical returnless systems simply relocate the pressure regulating valve into the fuel tank, directly after the pump.

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How much pressure is in a fuel return line?

When an engine is idling, it may be pulling 20 inHg of vacuum, which translates to roughly 10psi.The reference to the regulator will allow it to adjust and lower the pressure in the rail to 48psi, resulting in 58psi effective pressure, which is the same as the base pressure.

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Where does the fuel return line go?

Back in the day, your in-tank fuel pump sends fuel up your supply line and into your fuel rail.On the exit side of your fuel rail, you have a mechanical valve.

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Do you need fuel return line?

Return-style systems require fuel pumps to work all the time—it never shuts off as long as the engine's running, which can shorten the life of the pump.Your plumbing system can become more complicated because you have to run a separate return line from the regulator to the tank.

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Does a mechanical fuel pump need a return line?

The short answer is a return-style system, given its mechanical simplicity and consistency.It's an easy question to answer on vehicles that already have a fuel return line…or at least the routing room for one.Retrofitting a returnless system can get expensive, requiring a new pump, regulator, and...

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Which is the fuel line and which is the return line?

need to no the fuel delivery line on 89 chevy truck fuel pump

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What is fuel return system?

Return Style Fuel Systems From the tank, there is a feed line that runs through the fuel filter and up to the fuel rails, which supplies the injectors with fuel.Now with return style, there is a return line that takes the excess, or unused, fuel back to the tank and the cycle is continuous.

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What is a fuel vapor line?

A fuel vapor generator, preferably in a vehicle fuel tank, includes a fuel vapor collector connected in a return line between a pressure regulator and an in-tank fuel pump.A vapor outlet line (20) of the source of vaporized fuel is attached to the inlet fuel port (22) of the fuel processor (10,74).

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What is fuel vapor line?

fuel vapor line is common in the car fuel line

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What is the purpose of a fuel vapor return hose?

The Evaporative Emission Control System (EVAP) is used to prevent gasoline vapors from escaping into the atmosphere from the fuel tank and fuel system.

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Is a fuel line leak dangerous?

It is much better to have a safe tank than one that is a fire hazard.Some fuel leaks happen because of a small hole in the fuel tank.A fuel leak does have a gasoline smell to it, and the gasoline does contain carbon monoxide.This chemical is dangerous when inhaled, and can cause cold and flulike ...

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Which line is the return the top or the bottom?

The year, make, model and which line info would help.

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Is there a return fuel filter on a villager?

That's the beauty of it, there is not.

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What conditions typically causes vapor lock A water in a fuel tank B a flooded carburetor C an overheated fuel line D a dirty fuel filter?

"C" an overheated fuel line.

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Why is fuel coming back out fuel line?

fuel line has leak or fuel filter needs to be replaced

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What are the symptoms of a bad fuel line?

Usually a bad or failing fuel hose will produce a few symptoms that can alert the driver of a potential problem. Fuel odor. One of the first symptoms of possible issue with fuel injection lines is a fuel odor coming from the vehicle. Engine misfires, hard starting, and stalling. Fuel leaks.

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What does a fuel pressure regulator vacuum line do?

regulates fuel presure at idle or under load so you dont get to much or too little fuel

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How does a Fuel Line Assembly work?

It carries the fuel from the fuel pump to the fuel rail and back.

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What do heated fuel lines prevent?

Protect your fuel lines from getting hot.Heatshield Products Thermaflect Sleeve is an effective thermal barrier to protect exposed steel and rubber fuel lines in an engine compartment from ambient heat that would cause the fuel inside the lines to reach a high enough temperature to cause vapor lock.

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Fuel line on a 95 cougar?

i doent care if you cared you would ask a perfesional and stop asking this place yes i am a pefesional and just sell the car you doent deserve it

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Fuel line routing 94 Camry?

The fuel routing on a 94 Toyota Camry runs from the fuel tank, along the frame, up the front of the engine, and into the fuel rail. The specific routing of the fuel line is important to prevent damage and ensure a steady flow.

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How many brake line and fuel line clips do you need to attach the lines to a 1966 f100?

There is no set answer unless you can see where the original clips were located. Ideally the clips are used to keep vibration to a minimum thereby reducing the possibility of wearing through each other and/or frame, etc. I have seen them as close at 24 inches and as far as 36 inches apart. I woul...

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How do you do a return style fuel system?

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How do I know if my fuel line is clogged?

Clogged Fuel Line Symptoms Trouble Starting. The fuel line is part of the fuel system, so the first sign of a clogged or blocked fuel line is difficulty starting the car. Smoke in the Car. Smoke in the car is a dangerous sign of a clogged fuel line. Engine Switching Off.

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What happens if you get air in your fuel line?

Air bubbles in a fuel line can lead to stalling, hiccuping or refusal to start.Keep your fuel lines free of air to help keep your car running smoothly.

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Is it safe to drive a car with a fuel line leak to a mechanic?

It is not safe to drive a vehicle with a fuel leak, but if this is the only way to get it to be fixed, be careful that the leak is not that bad if you drive it. A trickle is bad, any more than that and driving it would not be advised.

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How do you bleed air from a fuel line?

To purge air from the low-pressure side of the fuel system, open fuel-line unions and bleed ports downstream of the pump, one at a time, beginning with those closest to the pump, and continue pumping until fuel, and not air, runs out.

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Do magnets on fuel line do anything?

If they did the auto manufacturers would already be using them.

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Is it safe to drive a car with a leaking fuel line?

This is because gas is very flammable.There is potential for significant burns, injury, and even death from gas leak fires, so it is best not to drive a vehicle that has a gas leak.

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What is a Primsoll line?

During the 19th century when ships were haphazardly overloaded and ultimately sunk, sacrificing both crew and cargo, guidlines had to be mandated. In 1875 a British politician named Samuel Plimsoll had an idea that a line be placed on the vessel in compliance with the appropriate load indicating ...

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Can you use rubber fuel lines to replace your brake lines?

You can not use rubber fuel lines to replace the current brake lines due to the high operating pressure. You will need to replace them with brake lines, the rubber brake lines has a different construction to hold the pressure and not getting eaten away by the brake fluid, brake lines can hold ove...

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What size wrenches do a 1998 chevey blaZor fuel line take?

If you don't have metric wrenches, a 5/8" and a 13/16" wrench will work.

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Rusty fuel line can it stall your car?

Have you cleaned the IAC passage to make sure the IAC is clear and not carboned up??What about cleaning the throttle body bore and backside of the blade to make sure that the area around the perimeter of the blade is clean and unrestricted by deposits??Cleaning the EGR valve pintle shaft might be...

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What is returns policy?

If your car is not working well or if it's broken, you return the car.

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How do you get water out of fuel lines?

Getting rid of water in a fuel system Drain the fuel tank. If you suspect water in your gas tank, some car models have a drain on the fuel tank that you can use to get the fuel out of the tank. Pull the gas tank. Replace the fuel filter. Clean out the fuel lines. Buy gas from a reputable ...

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How do you get air out of fuel lines?

To purge air from the low-pressure side of the fuel system, open fuel-line unions and bleed ports downstream of the pump, one at a time, beginning with those closest to the pump, and continue pumping until fuel, and not air, runs out.

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What is a line level converter?

i am on my way to figuring this one out myself. im using this in car audio terms though. it converts the regular speaker wires, like the ones that come out of the back of a car stereo head unit, into rca cables, so you can plug them into an amp. rca cables are the ones that look like xbox or play...

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What is a VFR hold line?

A hold line is painted on a taxiway and applies to VFR and IFR traffic.It consists of a double yellow line and a double broken yellow line.There may also be an IFR Hold point, marked by a red sign alongside the taxiway before the Runway Hold line.

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I am looking for fuel line diagram for Jeep CJ7.?

Join jeep forum you will find everything

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How do you put fitting on steel braided fuel lines?

The hose cut has to be clean and not frayed. Use a hammer and sharp chisel on concrete. Wrap line in elec. tape and cut through it. Thread hex part onto hose until it bottoms out with an wrench or soft jawed crescent. Then simply thread nipple part into it.

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Were can I get a fuel line diagram for a 1994 4x4 blazer?

The availability of diagrams will depend on a few variables including the year of your vehicle and how much of the vehicle is factory original. For original equipment diagrams, check your local auto parts stores for repair books for your specific vehicle published by companies such as Chilton's o...

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How do you replace fuel lines on craftsman weedwacker?

The process will vary between models. The lines should be fit into the tank tightly, with no gaskets. There may be an internal filter in the tank, it plugs on the end of the suction line. The other ends of the lines slide tightly onto the carburetor fittings.

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What is the difference between a solid yellow line and a solid white line?

Solid White Line: requires you to stay within the lane and also marks the shoulder of the roadway.YELLOW LINES mark the center of a two-way road used for two-way traffic.Two solid yellow lines mean no passing.Never drive to the left of these lines.

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How do you remove a spring coupling on a fuel line ford tempo 1989?

Go to the auto parts and ask for that specific tool, it is not expensive. Just push's on, and it will release the spring.

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How much does it cost to replace fuel lines in a car?

Most cars have a metal line that runs the length of the car with rubber fuel lines connecting at either end, one at the fuel tank and the other to the engine.Fixing a leaking fuel line is a simple task for a repair facility and costs between $60 and $120.

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What is earth return system?

Single-wire earth return (SWER) or single-wire ground return is a single-wire transmission line which supplies single-phase electric power from an electrical grid to remote areas at low cost.It uses resistors to earth to reduce hazards from rail voltages, but the primary return currents are throu...

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How do I change fuel pump lines on a 2001 Chevrolet 3500?

It's sorta like doing one of those tavern puzzles. I've done a couple 2000 Silverados but not sure how to explain it. The fuel tank has to come out. I remember unbolting the ABS Module off of the frame but leaving all the brakes lines attached. Then pull the ABS unit away from the frame far enoug...

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What is the Texas law for returning a new vehicle?

What is the Texas law for returning a new vehicle just purchased and found out you want to return it.

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How do you disconnect fuel line from motor on a 1995 Dodge Ram?

Your local auto parts store can sell or rent you an inexpensive tool that disconnects the fuel line.

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Where can you find fuel line schmetics for a 97 International car carrier?

Talk to a Navistar International dealer. As is, we don't know the model or the drivetrain... it being a car hauler tells us nothing, since just about any Class 8 International could be made into a car hauler.

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What is line flow process?

Flow line manufacturing is used to manufacture high volumes of products with high production rates and low costs.Separate dedicated flow line is created for each product.Flow line manufacturing is shown in figure 1.Flow line layout is also called a product layout.

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What is assembly line production?

The principle of an assembly line is that each worker is assigned one very specific task, which he or she simply repeats, and then the process moves to the next worker who does his or her task, until the task is completed and the product is made.It is a way to mass produce goods quickly and effic...

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Whats the function of Bleed line in HPI-PT Fuel system?

To relieve pressure from the system for serviceTo troubleshoot fuel pump performanceTo monitor fuel pressure regulatorTo evacuate contaminants from the system

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What are the symptoms of having air in the fuel line?

Symptoms of a Bad or Failing Fuel Return Hose Strong fuel odor, engine misfires, and decreasing power. One of the first symptoms of an issue with the fuel return hose is an excessive fuel smell. Carburetor flooding, engine stalling, and hard starting. Another symptom of a potential problem w...

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How can you tell if your fuel lines are stopped up on a 1996 Nissan Maxima?

Fuel lines don't get "stopped up" but fuel filters do. Start with replacing the fuel filter. Then have a fuel pressure test done if you still have problems.

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What unit of measure is abbreviated with the letters AN used with fuel line fittings on cars.?

That is not a unit of measure but a type of design .

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What is the law on returning a new car?

There is no federal law dictating that buyers may return a new vehicle.A car purchase is final as soon as the buyer signs the contract and takes possession of the car.Additionally, you have no state-mandated right to rescind your contract or return a car to the seller due to buyer's remorse.

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What is the Tn law on returning a vehicle?

You cannot return any new or used vehicle in any state. The Buyers Remorse law does not apply to the purchase of any vehicle. Once you buy it then it is yours.

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What is the assembely line?

Assembly lines are the common method of assembling complex items such as automobiles and other transportation equipment, household appliances and electronic goods.

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What is the limit line?

The limit line is a line that is painted on most roads. It indicates exactly where traffic is supposed to stop at a light or sign.

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What a solid yellow line?

That mean cannot park there .Another View: If it is in center of the roadway separating opposing lanes of travel it means NO PASSING.

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What is the Texas law for returning a used vehicle?

There is no such law. The cooling off period or buyer's remorse law does not apply to the sale of an automibile in any state. You bought it so you own it.

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What is the law on returning a used car?

Dealers are not required by law to give used car buyers a three-day right to cancel.The right to return the car in a few days for a refund exists only if the dealer grants this privilege to buyers.Before you purchase from a dealer, ask about the dealer's return policy, get it in writing and read ...

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What is an earth line?

Latitudinal lines wrap around the planet from east to west, while longitude lines go from north to south.The equator is an imaginary line that runs from east to west on Earth's surface and is exactly halfway between the north and south poles (the northernmost and southernmost points on the Earth).

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What car is in topper returns?

Believe it is a 1936-37 Mercedes 500-540K Series

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What line is Cambridge on?

The Cambridge line runs from Cambridge junction on the East Coast Main Line to Shepreth Branch Junction on the West Anglia Main Line and forms part of the route between London King's Cross and East Anglia.

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What happens when you return a car?

Unfortunately, yes, you may still owe on the car.When you find yourself unable to make your car payments and ultimately choose to return the vehicle to the dealer (which is known as voluntary repossession), the dealer usually turns around and attempts to re-sell the vehicle.

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What is a standee line in the bus?

A clear line with standee traffic

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What is Lexus return policy on parts?

Depends on the dealership you bought the parts from. Usually 30 days...

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What is the service line in a 18 wheeler?

there are 2 air lines from tractor to trailer.one line is a control line witch tells the supply or service line how muchair to send to the brake pods. the control line is controled by the brake foot valve.

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What is the fine for crossing a double white line?

Crossing the double white lines can also land you a hefty fine -- $82.

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What does a soild yellow line painted on your side of a highway center line mean?

No passing, when it is on the other side you can pass.

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What does a throttle return spring do?

Involved in this process of closing the valve is the throttle return spring as it actually closes the valve.When it works properly, it helps to slow the vehicle down.The throttle return spring is attached to the throttle cable or it can be attached to the throttle body or carburetor.

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What happens if you return a car?

Unfortunately, yes, you may still owe on the car.When you find yourself unable to make your car payments and ultimately choose to return the vehicle to the dealer (which is known as voluntary repossession), the dealer usually turns around and attempts to re-sell the vehicle.

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I broke the Transmission oil cooler return line on my 1977 Ford Ranchero GT Now I am having a serious problem finding a new line for it I want to temporarily bypass it or plug it can I do this?

secure a section or high pressure oil cooler hose over the break until a proper line can be located.

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How long does it take a mechanic to replace the back half of the fuel lines in a car?

It depends on the vehicle, some are easy, others are not so easy.

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What is the thing just before the carb in the fuel line on a 75 dodge motorhome and where can you buy one?

Sounds like the fuel filter. One can be purchased from any auto parts store.

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On a 94 jetta if the fuel lines are frozen up and not letting the car start Do you thaw the lines with gas line antifreeze If so how long would it take to thaw?

The gas line antifreeze will not thaw the lines out ,a person will have to place the vehicle in a situation where the car will warm up to a point that the ice melts on its own . the dry gas is only a preventive item .

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A solid line on the right of a broken center line means what?

It means you cannot pass on your side of the road, normally because you cannot see far enough ahead of you to make a safe pass of the car ahead of you.However the people traveling in the opposite direction can pass if the way is clear.

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Where can you find a fuel line routing diagram for a 1976 Chevy 12 ton c-10 pickup truck?

A fuel line routing diagram for this vehicle can be found in the vehicles maintenance manual. It can also be found in the specific repair manual as well.

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What size is the gas line?

gas and vent line dts 2004

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What train line is Brentwood on?

Brentwood railway station is on the Great Eastern Main Line in the East of England, serving the town of Brentwood, Essex.It is 18 miles 16 chains (29.3 km) down the line from London Liverpool Street and is situated between Harold Wood and Shenfield.Its three-letter station code is BRE.

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What train line is Gatwick Airport on?

Direct trains also run to Gatwick Airport from London Luton Airport, Guildford, Reading, Brighton and Portsmouth.From London Victoria and London St Pancras stations you can also travel to other London stations via the London Underground.This allows for easy connections to train stations around th...

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If Your 1986 190E wont start engine turns on but it seems like there is no fuel getting to it you hope a fuel line or the filter is clogged have checked the coil OVPR still nothing what's next?

If you had to use jumper cables recently you mat have blown the 10amp fuse on the Overload Protection Relay. It should be located behind the battery with a red cover for the fuse. It regulates the fuel at start up by controling the rpm's. It would take me for ever to start my Mercedes 190e but on...

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What is dead line for car repossession?

That depends what deadline you are talking about. Redemption periods vary from state to state. Once the creditor has a repossesion order or judgement, they can repossess the vehicle any time in the future.

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What is the AMG line in Mercedes?

The Mercedes-Benz AMG Sport line is best described as more affordable and efficient AMG models.More specifically, Daimler stated that these models will feature “uprated engine output, standard all-wheel drive, special chassis components, and brake systems from the classic AMG models.”

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What train line is Chelmsford on?

Chelmsford railway station is on the Great Eastern Main Line in the East of England, serving the city of Chelmsford, Essex.It is 29 miles 60 chains (47.9 km) down the line from London Liverpool Street and is situated between Ingatestone to the west and Hatfield Peverel and to the east.

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Why does the fuel pressure regulator on line look different than the one that is on the vehicle?

My guess is that either liberties are taken online or that the same make and model of vehicle is known to use several different ones.

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Why is a dual-line braking circuit used in preferance to single line system?

A dual line system is a safety item. If a brake line/brake hose lets go you will still have brakes on one axle, you may not stop on a dime but it will stop you. A single line system will leave you with out any brakes at all if one brake line/hose lets go. American made cars have had a dual line s...

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How much is the fine for crossing a double line to enter carpool line?

The fine for crossing a double line to enter the carpool line will vary depending on the state. For instance, in California, the fine is $100.

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What does the straight line to squiggly line to straight line car gauge stand for?

It sounds like you are describing the traction control light. The wheels have sensors on them and when wheel spin is detected it applies brakes to the spinning wheel or locks up the spinning wheel by some other means to help maintain control of the vehicle.

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Is there a grace period for returning a leased car?

Grace Period Your lease contract should have a section or clause covering the details of cancellation.This short period -- maybe 24 or 48 hours -- could be the only time you could back out of the lease and return the car without penalty.If your lease doesn't mention a grace period, you don't hav...

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Is there a grace period to return a used car?

There is no grace period as a general rule but that does not mean that you are stuck.Look at all your sales paperwork and think about any representations that were made to you by the dealer, to get you to buy it.

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What is a fuel door?

Search With Vehicle.The fuel door is a metal protective cover that helps keep debris out of your fuel or gas tank.It is usually found on the left or right side of the vehicle near the trunk.

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What is a fuel valve?

They're usually plastic but older mowers may have a metal tap fitted.A fuel tap is also known as a fuel valve, shut off valve, or gas tap.It's sometimes marked with an arrow to show gas flow direction.Some larger mowers will have a fuel valve solenoid which automatically shuts off fuel when the e...

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What is a fuel system?

The fuel system is made up of the fuel tank, pump, filter, and injectors or carburetor, and is responsible for delivering fuel to the engine as needed.

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What does a vapor line do?

The purpose it serves is to prevent the fuel vapor from going into the atmosphere.Doing it right will not rob your car of any power whatsoever, but it will prevent form releasing gas into the air continuously.It could keep your garage from smelling like gas.

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What are vacuum lines in a car?

A vacuum line is something like it sounds like.It is a hose, be it rubber/flexible or hard plastic, that “carries” a vacuum.Now there are many vacuum lines in a car, I'll use my own car as an example.Typically, they run from your intake manifold (carries air into your engine), to other parts in t...

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