Can a bad injector cause a misfire code?
One of the obvious symptoms of a clogged fuel injector is the lighting up of the “Check Engine” light in your dashboard. The fault codes usually associated with a clogged fuel injector can range from misfire codes to lean codes.
What are the symptoms of a bad fuel injector?
Common signs include an odor of fuel in the car, engine performance issues, and the Check Engine Light coming on. 1. Engine misfires and decrease in power, acceleration, and fuel efficiency 2. Fuel odor 3. Check Engine Light comes on Fuel injectors are an engine management component that is found on the vast majority of road going vehicles.
What causes check engine light on Mercedes Benz?
Fortunately Mercedes-Benz of Houston Greenway is here to help you figure out what might be wrong, and what your next steps should be. Below we have highlighted the most common causes of a check engine light. Loose Gas Cap: Your gas cap is loose, broken, or simply missing.
What does the test light on the fuel injector mean?
With the engine running at an idle, the test light should flicker dimly and as your helper applies throttle by pressing the gas pedal, the light should flicker more brightly. This light represents the signal being transmitted by the ECU to the injector to spray fuel.
What causes a fuel injector to start leaking?
Fuel leak – Old age or damage can cause your fuel injector to crack or break, which may make it start leaking gasoline. In explanation, the fuel will no longer be able to get to the nozzle, but rather, it will be leaking from the body.
Common signs include an odor of fuel in the car, engine performance issues, and the Check Engine Light coming on. 1. Engine misfires and decrease in power, acceleration, and fuel efficiency 2. Fuel odor 3. Check Engine Light comes on Fuel injectors are an engine management component that is found on the vast majority of road going vehicles.
What does the Check Engine light on Mercedes mean?
Mercedes-Benz owners may notice the check engine light plus P0170 and P0173 codes. In theory, these two codes mean that the fuel mixture is too rich or too lean.
What do I need to troubleshoot my Mercedes Benz?
Troubleshooting fuel related problems is not very difficult and you can check the fuel pressure yourself. Checking the fuel pressure is very simple. For this test, you will need a fuel pressure gauge. What you need is a fuel pressure gauge with Schrader valve adapter.
What’s the fuel pressure on a Mercedes Benz?
A great and affordable gauge that we have used in the past is this Actron Fuel Pressure Gauge which works on Mercedes-Benz cars. Turn the engine off and connect this gauge to the Schrader valve test port shown in the picture below. Start the car and you should be able to get around 60 psi.