Q: What do the trouble codes/messages with the MyKey system mean?

Of all the safety systems built into your car, the brakes are the most important. While the Brake System indicator should come on during startup, it should go out after a few seconds. If it does not, or if it...

I would enlist the help of a YourMechanic technician to help you resolve this issue. Ask the technician to swap the 1 and 5 ignition coils to other cylinders such as 2 and 6. If either of your misfires moves...

Hi. Usually when this happens it is due to the output of the ballast being unsteady. The new ballast may be defective which is causing your issue, which is somewhat common. Also, the ballast may not be receiving the proper...

Hello. This is typically either an engine mount (https://www.yourmechanic.com/services/engine-mount-replacement) or a cv axle problem. Both of these will cause this. Most of the time it starts out as a motor mount issue which will end up causing a failure in...

Anytime a code is stored, it will stay stored and the Check Engine Light will stay on until the ECM memory is cleared. If the problem is fixed, then the light and code should not come back. Many times a...

We would first need to know which engine your vehicle is equipped with to get the specific information. Some engines have a timing belt, and others have a timing chain. In either case, if the chain/belt has not been replaced...

You don't say what year or model your Rover is, so it's difficult for me to be very helpful. On some vehicles, there is a separate emergency key that pops out of the key fob and can be used to...

Your vehicle will start and run well on both regular and premium fuel unleaded. Premium fuel is stated as "required" by Mercedes Benz simply because premium will maximize the performance, fuel economy, and possibly service life of the engine. But,...

It would be a good idea to check to be sure that the fluid level was not overfilled. Too much fluid creates shifting and operational problems just as too little fluid will. So, the level should be carefully verified. If...