Do it yourself
Frequently asked questions about cars and motorcycles
Car Tutorial (Do it yourself) Motorcycle Tutorial (Do it yourself) Frequently Asked Questions
How much does it cost to replace the fuel pump in the Mercedes A-Class?
Answer: Regarding the Mercedes Classe A, on the main auto parts websites, it is possible to find replacement fuel pumps for about 100 Euros. To this, we will ... read all

Posted on 28-06-2023
How do you unlock the door of a Mercedes A-Class?
Answer: In the Mercedes A-Class, locking and unlocking of the doors is done from the inside using a specific control. This control is represented by a lever t... read all

Posted on 24-06-2023
How do you open the hood of the Mercedes A-Class 200?
Answer: The hood release lever of the car in question, just like all other automobiles, is located under the steering wheel on the left. After pulling it, you... read all

Posted on 23-06-2023
Where is the fuse box located in the Mercedes A-Class W177?
Answer: The fuse box of the Mercedes A-Class, W177 series, is located under the vehicle's floor, inside the passenger compartment. Specifically, it is located... read all

Posted on 21-06-2023
Why doesn't the fuel door of the Mercedes A-Class open?
Answer: When the fuel door of the Mercedes A-Class does not open, it is possible that the mechanism that controls its operation is damaged: the problem can be... read all

Posted on 18-06-2023
What to do if the airbag light turns on in the Mercedes A-Class?
Answer: If the airbag light in your Mercedes Class A turns on, we recommend that you go to a workshop for a check-up. Often, it could be due to a disconnected... read all

Posted on 15-06-2023
How much does it cost to replace the oil in the gearbox of a Mercedes A-Class?
Answer: To replace the gearbox oil of the Mercedes A-Class, one must consider a cost that varies depending on the workshop that is approached: at a generic me... read all

Posted on 14-06-2023
What to do to unlock the automatic transmission of the Mercedes A-Class?
Answer: If the automatic transmission of your Mercedes Class A is blocked, our advice is to have a specialized mechanic intervene. They can verify if it is a ... read all

Posted on 13-06-2023
What problems could the Mercedes A-Class 180 CDI 2006 present?
Answer: The Achilles' heel of the car in question seems to be the transmission. Apparently, the installed homokinetic joints and half-shafts do not have a lon... read all

Posted on 11-06-2023
How much does the maintenance service for a Mercedes Class A 180 cost?
Answer: The service for the Mercedes Class A 180 costs around €126.98. This price may vary depending on the type of service performed by Mercedes and therefor... read all

Posted on 10-06-2023
Why is the rear hatch of the Mercedes A-Class locked?
Answer: If the rear hatch of the Mercedes A-Class is locked, it is possible that the actuator of its lock has been damaged; the problem could also be due to d... read all

Posted on 7-06-2023
How much does the fuel pump for the Mercedes A-Class cost?
Answer: The price of the fuel pump for a Mercedes Class A varies significantly depending on whether an original or compatible replacement is purchased. Even a... read all

Posted on 7-06-2023
How much does it cost to replace the windshield of a Mercedes Class A?
Answer: The cost of replacing the windshield of a Mercedes A-Class can vary greatly depending on the reference workshop. Generally, taking some of the major s... read all

Posted on 5-06-2023
How much does an auxiliary battery for a Mercedes A-Class cost?
Answer: In your Mercedes Class A, the auxiliary battery serves as support for the main battery for the electrical supply of some devices. The price can vary, ... read all

Posted on 4-06-2023
What are the red warning lights on the Mercedes A-Class?
Answer: The red warning lights on the instrument panel of the Mercedes A-Class indicate serious anomalies in the related systems: among the red lights are tho... read all

Posted on 30-05-2023
How much does the B5 maintenance cost on a Mercedes A-Class?
Answer: The B5 maintenance on the Mercedes A-Class includes, in addition to what is provided in a normal service, also additional interventions described duri... read all

Posted on 30-05-2023
How to open the fuel cap of the Mercedes A-Class?
Answer: To open the fuel cap of the Mercedes A-Class that is stuck, you will need to: open the rear door, unclip and lower the left side cover, pull the hook.... read all

Posted on 26-05-2023
What is the quantity of oil for the automatic transmission of the Mercedes A-Class?
Answer: In the Mercedes Class A W169, the amount of oil needed to perform a complete engine oil change is 6 liters. For this amount, two oil cans will be need... read all

Posted on 24-05-2023
How to open the fuel tank cap of the Mercedes A-Class when it is locked?
Answer: To emergency open the fuel tank cap of the Mercedes A-Class, we need to: open the trunk, move the lining of the right side and pull the emergency devi... read all

Posted on 23-05-2023
How to remove the gear shift knob on the Mercedes Class A W169?
Answer: To remove the gear shift knob, you must first extract it. Then, using a flat-head screwdriver, you can release the base of the shift boot and pull it ... read all

Posted on 16-05-2023
What does the red warning light with a battery symbol indicate in the Mercedes Class A?
Answer: Contrary to what one may think, the red warning light depicting a battery in our Mercedes Class A does not indicate a fault in the battery itself but ... read all

Posted on 16-05-2023
How much does the A1 service cost and what does it include for the Mercedes W176?
Answer: The A1 service for the Mercedes W 176 costs starting from 259 euros and includes: engine oil replacement, engine oil filter replacement, windshield wi... read all

Posted on 15-05-2023
How do you turn on the air conditioning in the Mercedes A-Class?
Answer: The air conditioning system of the Mercedes A-Class turns on by pressing the dedicated A/C button located in the center of the dashboard: when the lig... read all

Posted on 9-05-2023
How much does the Mercedes Class A W176 maintenance cost?
Answer: The cost of a regular service for your Mercedes Class A W176 is 259 euros if carried out at an authorized Mercedes workshop. Additionally, more comple... read all

Posted on 6-05-2023
What does the red light with a battery symbol indicate in the Mercedes A-Class?
Answer: If the red battery icon on the dashboard of our Mercedes A-Class has lit up, it means that the battery is having problems during the charging phase. T... read all

Posted on 28-04-2023
What does the engine warning light of the Mercedes Class A W169 indicate?
Answer: If the orange engine warning light on your Mercedes Class A W169 instrument panel comes on, you should seek the assistance of a trusted garage as it i... read all

Posted on 27-04-2023
How do you open the fuel door of the Mercedes A-Class when it is locked?
Answer: The fuel cap of the Mercedes A-Class can be opened when it is locked by performing the emergency procedure: you will need to open the rear hatch and d... read all

Posted on 26-04-2023
What are the main problems of the Mercedes A-Class W177?
Answer: In the Mercedes A-Class W177, the most annoying problem is undoubtedly the loss of engine power while driving. Other defects found concern motor oil, ... read all

Posted on 26-04-2023
What are the problems with the Mercedes A-Class?
Answer: The Mercedes A-Class does not present too many problems and it is also possible to install either a continuously variable automatic transmission or a ... read all

Posted on 25-04-2023
What are the problems of the Mercedes A170 CDI?
Answer: The Mercedes A170 CDI W169 does not have any particular problems if properly maintained, apart from issues caused by component wear like any other car... read all

Posted on 25-04-2023
What are the issues with the Mercedes A-Class 180?
Answer: On this car model, engine misfire, oil leaks, first gear slipping, clunking noise when turning right, failure to start, and power loss have been found... read all

Posted on 24-04-2023
Where is the starter motor located on the Mercedes A-Class?
Answer: The starter motor on the Mercedes A-Class is located near the engine, between the gearbox and the flywheel. The price of just the replacement varies f... read all

Posted on 23-04-2023
Where are the fuses located in the Mercedes A-Class?
Answer: All the fuses of the Mercedes A-Class are contained in the only fuse box that is installed on the vehicle: in this car model, the box is located under... read all

Posted on 22-04-2023
Where is the EGR valve located in the Mercedes A-Class?
Answer: The EGR valve, which plays a crucial role in managing a vehicle's exhaust gases with the aim of reducing polluting emissions, is installed in the engi... read all

Posted on 22-04-2023
What problems do Mercedes Class A cars with Renault engines have?
Answer: Excessive oil consumption has been reported in Mercedes Class A cars that have been fitted with a Renault engine. In addition, anomalies with the airb... read all

Posted on 19-04-2023
Why won't the fuel tank flap of the Mercedes A-Class W176 open?
Answer: If you are unable to open the fuel tank flap of your Mercedes A-Class W176 (year 2012-2018) correctly even after several attempts, then it is likely t... read all

Posted on 18-04-2023
What is the problem with the Mercedes A-Class's sunroof?
Answer: The 2019 Mercedes A-Class suffers from problems with the seal of the sunroof, which was not glued correctly and can cause annoying noises or lead to t... read all

Posted on 17-04-2023
What is the problem with the injectors of the Mercedes A-Class 180 CDI?
Answer: The injectors of the Mercedes A-Class 180 CDI are of excellent quality and durable. They can only cause problems in the case of contaminated gasoline ... read all

Posted on 17-04-2023
How to unlock the fuel door on a Mercedes A-Class?
Answer: Open the trunk/hatchback. Open the right side panel (in the photo it shows the sedan). Pull the emergency release lever in the direction indicated by ... read all

Posted on 17-04-2023
How much does the A7 service of a Mercedes A-Class cost?
Answer: The maintenance mentioned in the subject involves regular interventions on the car, such as oil change, oil filter replacement, and various visual che... read all

Posted on 16-04-2023
What problems does the Mercedes Class A 180 have?
Answer: The Mercedes A-Class, like all Mercedes, tends to lose a bit of oil. This version also has a tendency to have a problem with the trunk closing mechani... read all

Posted on 16-04-2023
Where is the thermostat located in the Mercedes A-Class?
Answer: The thermostat of the Mercedes A-Class is located on the engine block, near the water pump. To remove it if necessary, you will need to remove the eng... read all

Posted on 14-04-2023
What problems does the Mercedes Class A version W169 have?
Answer: The biggest problem with the Mercedes A-Class is its automatic transmission, which is, in fact, a longstanding issue with low-end automatic transmissi... read all

Posted on 11-04-2023
Where is the external temperature sensor located in the Mercedes A-Class?
Answer: The external temperature sensor of the Mercedes A-Class is located inside the front bumper: the sensor can be found near the driver's side fog light.... read all

Posted on 9-04-2023
What does the engine warning light on the Mercedes Class A W169 indicate?
Answer: If the yellow engine light on your Mercedes Class A W169 dashboard turns on, it means there is a generic issue with the car's engine. To obtain furthe... read all

Posted on 8-04-2023
How do you reset the service light on the Mercedes A-Class w169?
Answer: On the steering wheel, there are buttons to perform this type of operation. Press the down arrow button to access the Settings Menu, and use the + and... read all

Posted on 7-04-2023
What are the problems with the Mercedes A-Class 170?
Answer: The Mercedes Class A 170 does not present any particular problems if kept properly and with the right maintenance, the only faults that may occur are ... read all

Posted on 5-04-2023
What to do when the fuel cap of the Mercedes A-Class does not open?
Answer: Open the rear hatch. Open the right side paneling. Pull the emergency release device in the direction indicated by the arrow. The fuel tank door unloc... read all

Posted on 1-04-2023
What to do when the rear camera of the Mercedes A-Class is not working?
Answer: When there are problems with the rear camera not working on this German car model, the first thing to do is to check the integrity of the protective f... read all

Posted on 31-03-2023

See also

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Why is the trunk of the Mercedes locked? Answer: 28-06-2023
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Where should the windshield washer fluid be placed in the Dacia Sandero? Answer: 28-06-2023