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SLK320

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Question
Car hesitating when accelerating.
There are many sensors on a car that the computer relies to tell it what is happening. Things like engine temperature, air density, elevation above sea level, ambient temperature, etc., are all readings that your cars computer uses to determine...
Question
Oil leak at front center of car
The hydraulic system for the hardtop is in the back and sides of the car. Oil leaks front and center would be engine, transmission, or power steering related. Leaks big enough to drip, and wet rubber hoses should be fixed...
Question
Brake lights not working in 2001 Mercedes-Benz SLK320
If both brake lights are out, you might be having an issue with your "BOO" or brake on/off switch. This is the switch that actually detects when you're stepping on the brake pedal and sends the electrical signal to the...
Question
Check Engine light is coming on
The problem may not be the Mass Air Flow or MAF. It could be an unmetered air leak, such as a torn intake duct or vacuum line. Check the ducts and make sure they are free from cracks or splits...
Question
Rattling sound
Hi. Maybe the light is the rattling sound you're hearing. If the light housing is loose, it will vibrate upon acceleration and cause noise. However, your rattling noise has countless potential causes. The only way to find the answer is...
Question
Alarm goes off now and then
These vehicles are known to have a problem with the ignition interlock theft control module, which would need to be replaced if determined to be bad. The new module would need to have the manufacturer scanner to do the tests,...
Question
Cooling fan is always on - 2002 Mercedes Benz SLK320
Hello. Though there are a lot of possible causes of this, the most common is a relay issue. If the relay for the fan is failing, then this will occur. It may also be something, such as a short in...
Question
Power steering quit working - 2001 Mercedes Benz SLK 320
Hello. It sounds like your engine drive belt broke. That sound you heard followed by all of the systems that stopped working is indicative of a failed belt. I would open the hood and see if the belt was there....
Question
Resistors on AC stay on - 2002 Mercedes-Benz
Hi there. If the fan is staying on when the vehicle is turned off, then it may have a bad connector at the resistor. It is common for these resistor connectors to melt and cause this to occur. If the...
Question
BAS and ESP lights are coming on in dashboard - 2001 Mercedes Benz SLK320
Hello. The most common cause of this is low brake fluid. When the brake fluid level is low, the lights will come on. If the brake pad level is low, then the brake fluid level will also be low. If...
Question
Convertible top is stuck open - 2001 Mercedes Benz SLK320
Hello. Most of the time this is caused by the lift motor failing. The motor will lose its ability to lift the top, which will cause all of these symptoms. It can also be an electrical issue, but this is...
Question
Car pulls to the right after tire rotation
Hello. On your 2002 Mercedes Benz SLK320, all of the tires have to have the same tread design an the same amount of tread. Any variations will cause the computer to not read the sensors correctly which will cause these...
Question
Electrical components malfunction
Your model Mercedes uses an electronic controller called SAM (signal acquisition module) to actually supply power to many electrical components. There are multiple SAMs in your vehicle and one of these is not working properly. A professional mechanic with specific...

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