How does the gas pedal work on a Mercedes?

Since 2000 Mercedes has been using drive by wire system. Which means you press the gas pedal but there is no cable connected directly to the throttle valve. Instead, there is a potentiometer that detects the position of the gas pedal.

What happens when you press the gas pedal to the floor?

A common problem that you may notice is that the car drives fine under normal acceleration. If you press the gas pedal to the floor or try to accelerate quickly or floor it, the engine stops responding, RPMs drop and it may even go into limp mode.

What to do if your Mercedes possition sensor is not working?

Don’t start the car. Press and hold the gas pedal for at least five seconds. Keep the pedal pressed. Turn ignition off but do not remove the key. Now release the gas pedal. Remove key. Wait a minute before you restart your Mercedes. This allows resetting the High and Low points of the gas pedal.

What happens when you press the gas on a Mercedes?

It seems the car is misfiring the engine is under load, like when you are trying to accelerate. It bogs down as it misfires, then picks up after awhile ( you might not detect it as a misfire just a delay from when you step on the gas to when the car starts to move).

What to do if your car shuts off when stepping on the gas pedal?

In most late model cars, this problem will usually trigger the Check Engine light. A top-rated mobile mechanic will come to your home or office to determine the source and cause of the stalling condition, and will then provide a detailed inspection report that includes the scope and cost of the necessary repairs.

When to call a mechanic for a bad gas pedal sensor?

If any of these symptoms occur or your car isn’t responding accurately when you press the gas pedal, you should pull over immediately and call a mechanic. Here is a more detailed list of the most common symptoms of a bad accelerator pedal position sensor.

What are the symptoms of a bad accelerator pedal sensor?

In this article, you will find the most common symptoms of a bad accelerator pedal position sensor 1. Your car hesitates to move when the gas pedal is pressed 2. The engine doesn’t idle smoothly 3. Your car doesn’t accelerate over a specific limit 4. Your car won’t shift up or jerks upon depressing the pedal 5. You experience low gas mileage

Is the Mercedes Benz E500 a good car?

Cruising along at the elevated speeds the E500 can effortlessly attain is a secure experience, with the brainy suspension constantly matching the spring and damper settings to the road conditions. On smooth roads, the Benz glides along silently and serenely, with that air-bearing-like smoothness only the best German cars seem to produce.

What’s the drag coefficient on a Mercedes E500?

Meanwhile, the drag coefficient remains at the excellent 0.27 figure scored by the previous E-class, with rear lift reduced 10 percent, according to Mercedes. None of these technical esoterica is nearly as obvious as the major restyling of this E-class.

How big is the trunk on a Mercedes Benz E500?

Compared with the BMW 5-series, Audi A6, and Lexus GS, the E-class delivers noticeably more rear-seat space. Trunk space is also up slightly to 16 cubic feet, and for the first time, the trunk is supplemented with an optional folding rear seat ($500).

What kind of grip does Mercedes Benz E500 have?

Turn up the speed, and the E500 maintains its controlled demeanor, even when the pavement causes the wheels to pump furiously. With 0.81 g of cornering adhesion available, there’s plenty of grip for any maneuver you are likely to perform on public roads.

When do you press gas in Mercedes Benz?

A vague question like that only begs for more questioning and no solutions 35 people found this helpful.

What kind of problem does a Mercedes C230 have?

21 people found this helpful. Folks I have a 1997 C230 Mercedes, This seems to be having the same problem, but when it Idles it runs rough and when driving it is stalling out but will re-start. I had the codes checked, came up with bad cam sensor.

What to do when your gas pedal is depressed?

A throttle body position sensor and a throttle position sensor that is attached to the acceleration pedal. I guess you can never have too much info. 1. Turn on ignition 2. Depress and hold gas pedal to floor for 5 seconds 3. Turn off ignition 4. Wait for 2 minutes 5. Reset error code 6. Turn on car and use normally Click to expand…

What causes engine spluttering in a 2002 MBZ C320?

I have been experiencing intermittent engine spluttering (2002 mbz c320) – The licensed MBZ service guys I paid to diagnose said they couldn’t find anything ???? Then only the other day I was at the intersection, in idle, and put my foot on the accelerator to go, but it was completely unresponsive.

Why is there no throttle response when the pedal is depressed?

If the battery reaches too low of a level and then it’s jumped to start the engine; you will experience similar issues. A reset / relearn of the ECU is required to bring the throttle response back. CEL needs to be reset with on OBD scanner. The procedure above may or may not reset the throttle position values. It did on mien about 10 times.

Is there a problem with the Mercedes possition sensor?

Mercedes-Benz throttle body or throttle position sensor found on C-Class, E-Class, S-Class, CLK-Class, SLK-Class may fail causing idle issues, no idle or poor acceleration. Symptoms of defective Mercedes throttle body or throttle position sensor include: A common problem that you may notice is that the car drives fine under normal acceleration.

What happens when you put regular gas in a Mercedes Benz?

Regular gas can reduce the life of the engine, trigher malfuctions such as Check Engine Light and most importantly it can cause the fuel to pre-ignite, causing pre-detonation (engine knocking). Using lower rated gasoline on your Mercedes-Benz not only causes problems but also decrease the fuel efficiency.

Can you use low octane gas in a Mercedes Benz?

Mercedes-Benz cars have high compression engines which create higher pre-combustion temperature and are equipped with many electronic controls and sensors. Using lower octane than recommended can cause the check engine light to come on. Using low-grade gasoline on Mercedes-Benz cars is not recommended.

What happens when you lift off the gas pedal?

The APP sensor essentially tells your engine how fast or slow to drive when you press the gas pedal. When you press down or lift off the throttle, it sends an electrical signal to the vehicle’s engine control unit (ECU), and then transmits that signal to the fuel system.

What are the signs of a bad pedal position sensor?

Common signs of a faulty pedal position sensor include inconsistent engine response, reduced fuel efficiency, and the Check Engine Light coming on. 1. Engine response is inconsistent 2. Engine does not run efficiently 3. Check Engine Light comes on Average rating from 129,472 customers who received a Vehicle Engine Electrical Inspection.

When do you need to replace the gas pedal?

Although this device often lasts the entire lifespan of your vehicle, there are occasions when it will fail, wear out, and need to be replaced. The APP sensor essentially tells your engine how fast or slow to drive when you press the gas pedal.

Where are the spark plugs on a Mercedes E-class?

Seat the spark plug socket onto the top of the spark plug with a 3″ or 6″ extension. Some spark plugs will require the use of a swivel joint. Connect a rachet and loosen them by turning counter-clockwise. Figure 16. The extension is visible out side of the spark plug tube.

What happens when you press down on the gas pedal?

When you press down on the gas pedal, your throttle body unit’s valve opens. This causes your throttle position sensor to adjust the engine intake manifold accordingly. This little sensor is essential to a correct mixture of air and fuel. It’s integrated with your engine control module and helps keep your idling and acceleration smooth.

What happens when you put gasoline in spark plug?

Gasoline mixtures up to a certain point on the lean side may increase engine operating temperature and show signs of heat on the plug. Without an adequate cooling system, a lean condition can cause overheating, pre-ignition, or even detonation, which could cause porcelain failure.

Why do spark plugs get hotter with higher octane fuels?

This leaves more heat indications in spark plugs from lower octane fuels. Engines that run hotter due to lower-octane gasoline may burn off more residuals in some cases, whereas more residuals may build-up from an engine using higher octane fuels.

Why does my car not accelerate when I press the gas pedal?

This sensor sends a reference voltage to your power-train control module, which uses that to determine ignition timing and fuel trims. If the power-train control module is not detecting the proper signal from the throttle position sensor, the engine may not accelerate properly.

What are the symptoms of a bad accelerator pedal?

Symptoms of a Bad or Failing Throttle/Accelerator Pedal Position Sensor. Common signs of a faulty pedal position sensor include inconsistent engine response, reduced fuel efficiency, and the Check Engine Light coming on. The days of having to constantly adjust the throttle cable due to a loose nut on the carburetor are long gone.

How do you reset the gas pedal on a Mercedes?

Press and hold the gas pedal for at least five seconds. Keep the pedal pressed. Turn ignition off but do not remove the key. Now release the gas pedal. Remove key. Wait a minute before you restart your Mercedes. This allows resetting the High and Low points of the gas pedal.

How do you reset the throttle on a Mercedes?

First, try throttle reset procedure Turn the key to ON position. Position II that is. Press and hold the gas pedal for at least five seconds. Keep the pedal pressed. Turn ignition off but do not remove the key. Now release the gas pedal. Remove key. Wait a minute before you restart your Mercedes.

Is there a problem with the throttle sensor on a Mercedes?

Why does my Mercedes Benz hesitate when taking a turn?

4) sometimes when i’m decelerating to take a turn (down to about 30km/h) and then accelerate again after that turn, upon resuming that acceleration the problem gets really bad.. its very sluggish and it seems like i lose the function of a cylinder and am now running on 3 instead of 4. but here’s the kicker..

What causes the throttle body on a Mercedes to fail?

When there are throttle body malfunctions the wrong amount of air enters into the engine causing problems with air/fuel mixture ratio. Here is a close up picture of a Mercedes throttle body. Mercedes throttle bodies made by Bosch and VDO may fail. Luckily these units are repairable.

What does a Mercedes C class make when it idles?

It idles around 300rpm (not rough). It makes a loud clunking noise when shifting gears up a hill. And now at low speeds it feels like its bouncing. over the past 3 months I’ve had it into pep boys 3 times. First two there were no lights on and they said they couldn’t find anything wrong.

What to do when your Mercedes goes into limp mode?

You may also get a check engine light if your transmission goes into limp mode. When a Mercedes-Benz goes into limp mode, it only operates in second gear and reverse only. When you put it in gear, you may also feel a bang as transmission engages. The first thing you should try is to check the transmission fluid level.

Where can I find a 2007 Mercedes GL 450?

Get KBB Fair Purchase Price, MSRP, and dealer invoice price for the 2007 Mercedes-Benz GL-Class GL 450 Sport Utility 4D. View local inventory and get a quote from a dealer in your area. Home Car Values Price New/Used My Car’s Value Instant Cash Offer Cars for Sale Cars for Sale Sell Your Car Free Dealer Price Quote Vehicle History Report

What makes the Mercedes-Benz GL450 different from other cars?

In contrast to its domestic competition, Mercedes-Benz builds the GL450 using a unitized body and chassis. This offers many benefits, including lower weight, a lower center of gravity and, when connected to an all-independent suspension, a more car-like ride.

How much is a 2007 Mercedes Benz GL Class worth?

Ride quality might be a little floaty for some. None for sale nearby. Instead: 2007 Mercedes-Benz GL-Class appraisal values can range from $3,059 – $6,972. Find out what your car is really worth in minutes. Our Gl450 has 70000 miles and the transmission locked up on the highway.

What kind of car is the Mercedes GL 550?

Used 2009 Mercedes-Benz GL 550 4MATIC $13,999 Riverside Premier Motors Used 2007 Mercedes-Benz GL 450 4MATIC $14,899 VIP Autos Used 2009 Mercedes-Benz GL 550 4MATIC $16,500 Reduced Legacy Cars 11 Mercedes-Benz GL-Class vehicles for sale near you. See Cars for Sale Advertisement Specifications See All Specifications Next Steps to Buying Smart

When to replace the throttle possition sensor on a Mercedes Benz?

If you determine the throttle position sensor has failed on your Mercedes-Benz you will need to address this problem right away. In most cases, you will get code P0120 or P012x. Your options are to replace it with a new throttle position sensor.

Why is my Mercedes W163 ML accelerator pedal not working?

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Is there an accelerator pedal sensor on my Mercedes Benz?

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When does the engine stall in a Mercedes?

There are never any notifications on the dash or any signs of it beginning to fail. This typically happens when I’m slowing down at an intersection or just driving slower in traffic.

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