What does check engine light mean on Mercedes?

What does check engine light mean on Mercedes?

If this light comes on it means there could be a problem with the engine management system, the fuel injection system, the exhaust system, the ignition system, or the fuel system which might cause the engine to enter emergency mode. …

How long can you drive with check engine light on Mercedes?

30 to 100 miles
It is recommended that you drive your automobile 30 to 100 miles to ensure that the check engine light does not reoccur. As the various sensors need time to readjust, this allows the vehicle’s “Drive Cycle” to reset.

What was the horsepower of the DT 530?

They were rated up to 300hp. The dt466, which the 530 was based on, was a reliable engine. Not particularly powerful, but solid. Millions of school buses had them. They use high pressure oil to pressurize the fuel in the injectors. Since the oil has this dual purpose, it needs to be changed on time.

Why do I need to change the oil in my DT 530?

They use high pressure oil to pressurize the fuel in the injectors. Since the oil has this dual purpose, it needs to be changed on time. The most common problems I’ve encountered is issues with this high pressure oil system. The pump sometimes leaks, the oil pressure regulator can get flaky, and the pressure sensor occasionally quits.

What does a faulty check engine light mean?

It helps monitor how much fuel is burned. A faulty sensor means it’s not providing the right data to the computer and causes a decrease in gas mileage. Most cars have between two and four oxygen sensors; the code you get from the scanner will tell you which one needs replacing.

What makes a DT466 diesel truck go limp?

The engine is new, the injectors are all new, the MAP Sensor is new, the Baro Sensor is new, the Cam Sensor is new, the High Pressure Oil Pump is new, the fuel sensor and regulators are new, the computer is new. The truck will crank, and then go into a limp mode and blow tons of white smoke out of the stack. Any ideas would be appreciated.