Are there any problems with an older Mercedes?

Unknown battery drain, electrical shorts, blown fuses – these can be difficult to isolate! One of the most common problems we see on older Mercedes. Top problems for diesel owners. Kent recommends starting with the basics Yes, Kent has seen it first hand. Don’t neglect this! Could be any number of things causing the problem.

How can I fix a problem with my Mercedes?

If you have a problem with your older Mercedes and are trying to figure what is causing it or how to fix it, you have come to the right place. Let Kent explain how his solutions finder works: “Just select the location of the problem you are experiencing, the chassis designation of your car and a few key words and click Search.

Can you change the cylinder on a Mercedes Benz?

Once the cover is released, the key and tumbler can be pulled out of the steering lock. The one drawback to ordering a new cylinder and key is that the trunk lock will still require the original key. If this is a deal-breaker, see a locksmith or a Mercedes-Benz dealer for possible re-keying options.

Can a Mercedes Benz ignition module be repaired?

There are companies that can repair Mercedes-Benz ignition modules. You will need to remove the ignition module from your Mercedes-Benz and ship it one of these companies that can test and repair the EIS-EZS. Once the module is repaired it is returned to you.

Are there any problems with my Mercedes diesel?

One of the most common problems we see on older Mercedes. Top problems for diesel owners. Kent recommends starting with the basics Yes, Kent has seen it first hand. Don’t neglect this! Could be any number of things causing the problem. Proper diagnosis is a must! You will need a bench mount pressure release tester to do this yourself.

When did Mercedes Benz stop using cast iron?

We know that most owners can live with some looseness in the suspension, especially when you consider the age of the 123 chassis. Produced from 1984 to 1993 these lighter weight aluminum head engines replaced the venerable cast iron 616 and 617 engines of the 1970’s and early 1980’s.

Are there any problems with the Mercedes transmission?

Including Engine, Transmission, ABS, Airbag, SRS, SBC Brakes, ESP, EPS, Air Suspension and more. In depth troubleshooting, but only works on MB cars. 2. Launch Creader X431 VII works in European, Asian and Domestic Cars.

What was the problem with my Mercedes Benz?

Recently we have been working on a Mercedes-Benz with some major and unexplainable electrical issues. The problem started with the Keyless Go feature. The key would unlock the car via keyfob and start it by inserting the key in the ignition. But Keyless Go stopped working. Push Start or unlocking …

Are there any problems with the Mercedes Benz transmission?

But a chain can be as long as its weakest link and that philosophy applies to Mercedes-Benz transmission. While the transmission in itself is bulletproof the 13-pin connector and the valve body issues have caused a fair reputation damage to Mercedes-Benz.

Can a radar malfunction in a Mercedes Benz?

Mercedes-Benz radar system may malfunction and set errors in various Mercedes modules including Parktronic System, Collision Prevention Assist Plus and Distronic Plus, autonomous driving, Active Brake Assist Cross Traffic, etc.

How can you tell if a Mercedes Benz is rusted out?

We still remember an older Mercedes-Benz 240D that had over 1 million miles still running strong but the floor had rusted out, and you can see the ground when sitting on the driver seat. The newer Mercedes-Benz models still have rust issues as well. Get a flashlight and carefully inspect the car. Look under the wheel wells and near the bumpers.

What causes a bad crank position Senor on a Mercedes?

A common Mercedes problem we see in our shop comes from a bad Crank Position Sensor. We will tell you all about this part and some common signs that may mean you need to have it replaced. What is a Crank Position Senor?

How does the cold start valve work on a Mercedes Benz?

Cold start valve operation depends on coolant temperature and cranking speed signal. Voltage is supplied by the fuel pump relay. The length of time during which the cold start valve injects fuel is dependent on the coolant temperature. If the engine starts before the cold-start valve completes its cycle, cold start injection is canceled.

Where is the coolant temperature sensor located on a Mercedes 190?

The coolant temperature sensor is located in the left cylinder head. The sensor has a 2-pin connector, one for Electronic Ignition System (EZL) and one for the CIS-E injection system. On 190 series, the ECU is located on right side of engine on the firewall.

How does the idle speed of a Mercedes Benz work?

* The nominal idle speed is controlled depending on temperature, between 1200 RPM at about -23°F (-30°C) to 900 RPM at 158°F (70°C). * With the ignition switched on (engine not running) the idle speed air valve is activated by a specific voltage.

How many fuel pumps does a Mercedes 560 have?

If the fuel pump relay receives the number impulses corresponding to the maximum engine RPM, the contact between circuit 30 and 87 is interrupted and the fuel pump is turned off. The 420 and 560 models are equipped with 2 fuel pumps. All other models use one pump.

What causes rubber hoses to crack on a Mercedes?

Rubber hose connections crack and work loose. And quite often some mechanic gets in there and messes things up. If you have a problem with your older Mercedes and are trying to figure what is causing it or how to fix it, you have come to the right place.

What to do when your power seat is not working?

When the motor of your seat is not working, this is one right thing to do. This is one of the easiest ways when you found out that your seat motor is not fully working. You can do this to manually move power seat. With this method, you will be able to adjust your power seat to whatever direction you’d love to.

Can a power seat be moved forward or backward?

You could move power seat up and down, forward or backward and other different reclining places depending on what you desire. This is the type of seat which is initially provided to a high-end type of cars or automobiles. But it also then becomes available to lower end type of cars or automobiles such as trucks (pickup).

How to keep your Mercedes SL Class running smooth?

Keep your fuel injectors clean and your engine running smooth by regularly replacing your fuel filter. Follow these instructions for a cleaner running engine. Use this tech article to replace your fuel reservoir. If you are experiencing erratic acceleration, it may be time to replace the fuel suction dampner.

When to replace timing chain on Mercedes SL Class?

If your AC is no longer blowing cold, it could be time for a new receiver/drier. Learn how to replace it. How to replace the timing chain. Over time your engine mounts can take a set and loose their cushioning ability.

When to replace rear shocks on a Mercedes?

Over time your rear shocks can begin to give way, your ride becomes less comfortable. Replacing the shocks is simple if you follow the following steps. If your front bumper’s looking well past its prime give your Mercedes a fresh face with a new bumper. Should you have some DIY work to do in your engine bay, remove your hood for easy access.

Where is the AC fault code on a Mercedes?

Air conditioning system – self diagnosis (R129) The AC control unit in the R129 Mercedes SL model along with a few other MB models of the time (outlined in the CS1000 manual) could be accessed to diagnose system problems by retrieving fault codes directly from the AC control unit console in the car.

Where can I buy a 1991 Mercedes 300TE?

Though listed for sale in California, the seller mentions that the car was sourced from New Hampshire. The $12k asking price is very high. I suspect the car will sit for a while and probably sell for closer to just over half that. Tagged 1991, 300te, 4Matic, M103, Mercedes Benz, w124, Wagon.

What was the torque split on the Mercedes 300TE 4Matic?

Using numerous electronic sensors to control the locking central and rear differentials, the automatic system was capable of splitting torque between the front and back axles as required: 100% to the back, 35/65 front/rear, or 50/50 front/rear. When performing properly, this made the W124 a very competent car in inclement weather.

Is the Mercedes Benz W124 4Matic a good car?

This W124 4Matic wagon stood out because of its relatively low mileage (78k), attractive Signal Red (568) paint and black leather interior, a change from the more usual MB Tex vinyl. Those seats appear to be in very good shape, as does the glossy, crack-free wood trim on the dash.

Is the Mercedes Benz E-class an all wheel drive car?

The W124 platform E-class is an unstoppable tank. So you’d think that the addition of an all-wheel drive option would make an excellent car even better. Not so fast.

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.

When to diagnose a problem with a Mercedes?

The failing ones will warn you via an ever-growing vibration in the steering wheel and passenger cabin. To prevent the Mercedes problems of mounts, you should diagnose them regularly after 80,000 mileage or 7 years. 2. Mercedes Won’t Start The Mercedes starting problems will make the engine crank but refuse to start.

Are there any problems with the year 2000 problem?

Date-based functionality must behave consistently for dates prior to, during and after year 2000. In all interfaces and in all storage, the century must be unambiguous, either specified, or calculable by algorithm. Year 2000 must be recognised as a leap year. It identifies two problems that may exist in many computer programs.

What are the most common Mercedes Benz problems?

To check for problems affecting your car, select your make and model below: Tap theto learn more about the most common Mercedes-Benz problems. The engine may stall when the engine is warmed up. The AC compressor may seize resulting in loss of cold air from the AC vents.

Why does my Mercedes have a runnability problem?

Some Mercedes cars show a runnability issue, especially the ones with the V12 engine. Symptoms of this problem include a check engine light, cylinder misfires, and failure of O2 sensors. The culprit is likely to be leakage of oil from the oil pressure switch. Changing it will solve these Mercedes problems.

Why does my Mercedes engine refuse to start?

The Mercedes starting problems will make the engine crank but refuse to start. The crankshaft position sensor is the culprit here that does not send the TDC (Top Dead Center for the piston in the number one cylinder) signal to the engine. As a result, the engine does not fire despite cranking.

Why does my Mercedes Benz E320 not start?

The crankshaft position sensor may fail. Symptoms of this are: The engine will crank—but not start—especially when the engine is warm. The car may start again if it is left to cool off, but it may run roughly or have poor performance. The average cost for a Mercedes-Benz E320 No Start Diagnosis is between $143 -$180.

How long do you have to wait for e320?

Sometimes e320 starts and sometimes not. Don’t have a good wait time corrlation as to how long to wait before it will start. Sometimes it will start after 30 minutes or so. Other times have to wait hours and other times have to wait over night. At this point in time the only thing for sure is that it will eventually start.

What are the problems with a Mercedes Benz?

Top 5 Mercedes-Benz no start problems 1 Engine Click, No Start 2 Engine Dies Right After It Starts 3 Car turns over, but it won’t start 4 The car makes a clicking noise but won’t start. Hint: Starter Problem or Low Battery 5 Key will not turn the ignition More

What causes a Mercedes to go into lime home mode?

If you are reading a P0301 through P0312 code plus another code, let say P0100. It is very likely that the P0100 fault code which refers to a malfunction in the mass air flow sensor circuit is also causing the misfire codes and even a limp home mode. Lime home mode means the transmission gets stuck in gear, typically in second gear.

When do Mercedes Benz motor mounts start to loose fluid?

CAUTION: Make sure no one is standing on the front or back of the car when you perform this test. Mercedes-Benz motor mounts are fluid filled instead of rubber mounts that are used on most cars. Mercedes-Benz the engine mounts start to loose fluid around the 100k mile mark.

What happens when a Mercedes Benz 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. The transmission has a dipstick tube but with no dipstick in it.

What kind of engine does a Mercedes 450 have?

Replacing the old cast-iron 4.5-liter in the 450 was a completely revised “M117” V-8 with an alloy construction, an increased displacement up to 5.0 liters, and a revised K-Jetronic (CIS-E) electro-mechanical multi-point fuel injection system.

Is the Mercedes Benz W126’S Class A good car?

“The first run cars of the W126 were some of the worst of the Malaise Era cars,” Klink said. “But it’s all relative. They were still better than almost anything from America. They were pretty sluggish, detuned for early emissions and meeting CAFE regulations.

When did Mercedes Benz W126 300 SD come out?

The W126 300 SD utilizes the same legendary “OM617” turbodiesel 3.0-liter inline-five as the prior generation car, albeit with updated power figures of 119 hp and 170 lb-ft. In August of 1984, power increased to 123 hp and 184 lb-ft, despite new exhaust-gas-recirculation emissions gear.

Is the 1987 Mercedes-Benz 560sl a vintage car?

1987 MERCEDES BENZ 560 SL ROADSTER: –Signal Red with Tan leather interior, Black convertibl This 1987 Mercedes-Benz 560SL is a vintage car of distinction. From the color combo, to the unique The Mercedes-Benz SL series started out as the top of the line sports luxury tourer that offered bo This baby is Original and Gorgeous!

Is the Mercedes-Benz 560sl ready to rebound?

The 1965–70 Shelby GT350, 1976–89 Porsche 911 Carrera (Turbo 930), and 2005–06 Ford GT, for example, have all seen much brighter days in the market. But when it comes to ice cold—and we’re talking Polar Vortex cold— well, if the 1986–89 Mercedes-Benz 560SL was any more chill it would be the official car of Antarctica.

Where can I buy a 1987 Mercedes Benz?

Gateway Classic Cars of St. Louis is proud to present this 1987 Mercedes-Benz 560SL! The SL series Family needs to sell very nice 1987 Mercedes 560SL convertible, 86339 miles, new tires, brakes, b

Where can I buy a 1989 Mercedes Benz?

Gateway Classic Cars of Scottsdale is proud to present this desirable 1989 Mercedes-Benz 560SL for sale on consignment with our Arizona showroom, located in North Phoenix. This classic Mercedes was… More Info ›

What should I do if I have a puncture in my Mercedes?

Most petrol stations and garages will have an air compressor you can use to check your tyre pressure. Top up the air in the tyres according to the vehicle manufacturer specification in your owner’s manual. If you have a puncture, watch our video to learn how to change a tyre in 10 simple steps.

What causes lack of acceleration in a Mercedes?

Symptoms include lack of acceleration when you press the gas pedal or vehicle trying to stall. The fuel pump is not providing the required fuel pressure to keep up with the engine demands. Mercedes may jerk during acceleration from a stop. Happen when you hit the gas pedal to the floor.

What causes a Mercedes Benz to not start?

In most cases you will get a fault code related to one of the following: 1 ECM / PCM computer failure 2 Camshaft position sensor 3 Shifter Selector module 4 Fault codes related to driver authorization or immobilizer 5 Electrical problems

What causes an electrical fault in a Mercedes Benz?

Quite often we have seen brittle or broken wires between engine control units and engine parts which can cause these issues. There are also software updates that the engine or gearbox may need in order to cure a running problem. Or a starting problem or even to smooth out gear changes.

Why does my Mercedes engine cut out while driving?

I agree it is electrical, not likely fuel pump. mercedes c180 w202 cutting out while driving….. also when restarting the engine is struggling to hold her self and is cutting out again ,but have noticed this more today as when driving home it cut out 3 times in a row then started and i got home ok , but some days no problems at all ????

What should I do if my Mercedes Benz won’t start?

Start the car and you should be able to get around 60 psi. When the engine is running and when you turn off the engine the pressure should stay steady. Always perform this test on a cold engine. Next, make sure that the fuel injector connections are secure and not loose. Check the fuel pump and the fuel pump relay.

Why is my Mercedes Benz power window not working?

This problem is starting to show up more often as all these old Mercedes Benz age. If you have replaced other parts and are still having problems with the operation of one of your power windows, then you might want to check this, especially if the window is showing signs of intermittent operation.

What kind of car is the Mercedes W123?

Enter the W123, which descended on Eugene like a plague of noisy locusts. Wholesale buyers scouted the land (California and Arizona, primarily) and waves of tired old Benzes showed up in Eugene, not unlike the first exodus of hippies that left SF and LA and ended up here in 1969 or so.

Is the Mercedes W123 diesel a biodiesel car?

It’s to document the remarkable horde of old Mercedes W123 diesels hereabouts, most of them proudly sporting a biodiesel sticker. But the biodiesel fad was already waning substantially when I shot this car a year ago.

Is the Mercedes W123 280CE a good car?

The most biased review ever.. The 280CE model from w123 is one of the most under appreciated classic from Mercedes, maybe because w123 was so common and people didn’t really notice the rarer coupé among the numerous sedans. Now most of the sedans are rusted away and the luckier coupés are left so people start noticing these cars again.

When did the Mercedes W123 chassis come out?

Mercedes W123 Repair. The W123 chassis covers 240D’s, 300D’s, 300TD’s, 280E’s, and several other models of Mercedes coupes, sedans and wagons from model years 1977 to 1985.

Is the Mercedes 280CE a sedan or coupe?

Now most of the sedans are rusted away and the luckier coupés are left so people start noticing these cars again. While the 200 is absolutely dull, the 230 quite modest, the 280 is nothing but boring with a big 6-cylinder twin cam! As you might notice this will be the most biased review ever since I’m reviewing my own car.

What kind of Tyre does a Mercedes W123 have?

The W123 chassis covers 240D’s, 300D’s, 300TD’s, 280E’s, and several other models of Mercedes coupes, sedans and wagons from model years 1977 to 1985. LHR tyre wearing outside of tyre as if excess camber or toein . Shout out to the contributors! These are some common tools used to work on this device.

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.

Why does my Mercedes Benz make a clicking noise?

It requires electrical power to crank the engine. The car makes a clicking noise but won’t start. Hint: Starter Problem or Low Battery This may seem obvious, but an old battery is the root of many headaches and can cause all sorts of malfunctions on Mercedes-Benz cars.

Why is my Mercedes Benz gear shift stuck?

Gear shift stuck is one of the most common problems with Mercedes-Benz cars. Unfortunately, looking to see if the brake lights turns on while you press the brake pad, is not a good test to tell if the brake light switch is working properly.

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