Q: Mercedes Diesel takes 30 to 40 sec to start every time cold or hot

What makes you think it is a fuel problem. I would need more information before I can help you diagnose the problem. The proper way to check for fuel issues is to put a fuel pressure gauge on the fuel...

The average fuel consumption feature tells you the fuel economy that you have averaged since the last reset. Resetting the feature is very easy: Press the display button on the lower left side of the instrument panel until the average...

Hi there. The power windows in your car are computer controlled. They have safety features such as anti-trapping windows. It’s highly irregular that both or all four windows stopped going up at the same time. But when presented with weird...

Hi there. I would say that it may be drivable without the bumper functionally. However, depending on your state's vehicle code regulations, it may not be legal to drive without a bumper. I would check your state's laws regarding this...

Hi there. The high speed cooling fan is usually controlled by a spectate thermal switch, so it's possible that this thermal switch has failed. However, you should try as hard you can to obtain the correct ECU for this car,...

Hello, thank you for working on this. The Vehicle Dynamic Control system is responsible for keeping the tires from spinning out or locking up in certain driving conditions. Your owner's manual will have the best information on how to disable...

Coils and plugs are usually the starting point for a misfire code, but some basic diagnostic work might save you some money. Sometimes I like to try swapping components from cylinder to cylinder to see if the misfire moves before...

This trouble code indicates an issue with the intake manifold runner circuit. This could be an issue with the wiring, the intake runner position sensor, or the powertrain control module. I would recommend having your vehicle inspected by a qualified...

Hi there. Unfortunately, we're unable to offer you the steps for temporarily disabling or bypassing the alarm system - as without the proper equipment or training, it can result in other electrical system component failure and cause more problems than...