Mercedes E-Class Maintenance Guides - Common Mercedes E-Class Repair Questions Answered

The E-Class is the iconic Mercedes’ best-selling car and remains to be one of the most popular on our roads today.

To aid our drivers, we have compiled the answers to our most frequently asked Mercedes E-Class questions.

Car Maintenance Guides>Mercedes E-Class Maintenance Guide

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Mercedes E-Class Tyre Pressure

What is the recommended tyre pressure of a Mercedes E-Class?

For the Mercedes E-Class, your recommended tyre pressure levels will vary slightly in regard to model year and series.

Thus, the exact level for your vehicle can be found within your owner’s manual as well as on the tyre placard in your driver door interior. Generally, recommendations for front wheels in 29 PSI and 31 PSI for the rear tyres.

How to check Mercedes E-Class tyre pressure?

The tyre pressure of your Mercedes E-Class can be checked at home or anywhere in the world with a handheld tyre pressure gauge. You can purchase one of these for around £10

What should I do once I see a tyre pressure warning?

When the tyre pressure warning light illuminates on your dashboard, the first action to take is checking your tyre pressure levels. 

Aforementioned, this can be done at home with a handheld pressure gauge or at a garage. Once levels are correct, drive off and the light should go out.

If the light remains illuminated it is likely that you have either a faulty TPMS sensor or a puncture. If you are unsure, contact a trained mechanic to take a look at it.

How do I reset a Mercedes E-Class tyre pressure light?

The procedure for resetting the tyre pressure light on your Mercedes E-Class will differ slightly depending on your model year and series.

The full reset process details will be available in your car owner’s manual.

For most Mercedes E-Class:

Turn your ignition “on” but don’t start the car

Press left or right button on your steering wheel to access the service menu

Press “ok” button

Navigate down menu until on “Tyre Pressure” – now press “ok”

Now push down button until the display asks whether the current tyre pressures can be used as a reference value.

Press “ok” again to receive a confirmation that TPMS has restarted.


Mercedes E-Class Warning Lights

What do the warning lights mean on a Mercedes E-Class?

The Mercedes E-Class is similar to most other vehicles in that the dashboard warning lights use a traffic lights system.

A red warning light should prompt you to stop the car as soon as possible and contact a mechanic. Yellow warning lights tell you that action is required, but this issue is not urgent.

Green and blue warning lights are purely informative.

What does a Volkswagen Passat emissions control warning light mean?

This lights illumination indicates an issue with the engine, fuel system or exhaust system. As it can mean a wealth of things, the recommended course of action is to contact a mechanic.

What does the Mercedes E-Class oil pressure warning light mean?

This light’s symbol resembles a dripping oil can and if illuminated you are recommended to switch your engine off immediately (as soon as safe) and not restart it.

You should first check your oil levels and top up if necessary. If your oil level is correct you should call for roadside assistance immediately.

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Mercedes E-Class Service Intervals

When are Mercedes E-Class service intervals?

Mercedes recommends that at the 10,000 miles point you should have your oil and oil filter replaced, your fluid levels checked and amended if needs be and brakes inspected.

At 20,000 miles or at the 2 year point (whichever comes first) Mercedes recommends cabin filter replacement, motor oil replacement and of course your annual servicing. 


Mercedes E-Class Common Problems

What are common Mercedes E-Class headlight problems?

There has been a reported fault concerning the headlights, where the voltage supplied to the bulbs is too high. This results in a premature burnout and is best looked at by a mechanic.

Is jerking transmission common on a Mercedes E-Class?

A problem with the transmission may be causing your car to suffer vibrations and shudders which can be of great annoyance when driving. The solution would be to have a garage inspect and subsequently repair or replace the transmission. 


Mercedes E-Class Oil

What the best oil to use for a Mercedes E-Class?

For the Mercedes E-Class, a fully synthetic low ash oil is highly recommended, particularly of the oil grade 5W-30.

What is the oil capacity for a Mercedes E-Class?

The oil capacity of the E-Class is dependent upon the model series, year and country of manufacture. The best course of action

What to do if a Mercedes E-Class leaks oil?

An oil leak in your Mercedes E-Class should always be treated efficiently, as the cause and subsequent damage the leak has caused can vary greatly.

Often, locating the source of the leak can be a lengthy process and of course the outcome of this will affect the repair process.

Hence, we would recommend a Mercedes E-Class leak specialist to diagnose and repair your leak quickly and dynamically.

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