If you are worried about your car, you’ve come to the right place, and yes, through this internet site we want to support you in solving the little problems that your Kia Optima can cause you. We will now check out your Kia Optima that doesn’t idle properly , which can be almost invisible and sometimes indicate the failure of essential components, but it is not a issue that can go unseen. It is so very essential that you look after it and you did the right thing in starting to look for a remedy to the problem. To answer this question, we will first check out some of the points to look at for an Kia Optima that doesn’t idle and finally, some elements that may be responsible for your Kia Optima that doesn’t idle.

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Kia Optima THAT WON’T Idle properly: RISKS AND THE PRELIMINARY CHECKS TO BE CARRIED OUT

Firstly, it is essential to know that your Kia Optima iddle is not holding correctly , if it is disrupted you will risk prematurely damaging parts of your car. Generally, it is estimated that the idle speed of your Kia Optima should be between 750 and 900 rpm. If your Kia Optima does not idle, or if your idle speed is unstable, this can be detected by slight variations in the idle speed of your Kia Optima from 100 rpm up to the engine unit idle speed.
We will now take a closer look at the checkpoints that need to be inspected to get an idea of the trigger of your Kia Optima not holding idle:

  • Electronic Issue: Whether it is an ECU or sensor issue, you may have an engine unit defect in your ECU, check it with a diagnostic tool and if it is the case, focus on the electrical malfunction, it could be that your Kia Optima is not idling and is caused by one of these defects.
  • Exhaust analysis: If you notice black smoke, it should be a sign of a combustion or intake issue. If you notice white fumes, it’s probably because of water inside your cylinders, be careful with your cylinder head gasket!
  • Engine block examination: Ensure you have a good check out all the hoses of your Kia Optima, your electrical connectors, your sensors, a very easy hole in a hose or a disconnected cable can be the cause of your problems.

Kia Optima THAT WON’T IDLE: THE COMPONENTS THAT CAN CAUSE IT

In this section, we will now review the parts that can produce your Kia Optima go into slow motion. First we’ll look into the worries of electric origin, and then on those related to the admission of your Kia Optima.

Kia Optima IDLING UNSTABLE DUE TO ELECTRICAL MALFUNCTION

  • One of the most basic causes that your Kia Optima will not idle is if one of your sensors is broken, dirty or simply has a bad connection to the power supply. Here is a list of the most important things you should check out if you have ever had a fault displayed on your ECU. Verify the temperature sensor, your air flow meter and the lambda sensors (2 in total).
  • Sensor hassle: Just as with sensors, it’s more than likely that a very easy faulty sensor is the origin of your idle that doesn’t fit on the Kia Optima. Therefore, check the camshaft sensor and the top dead center sensor.
  • ECU trouble: At last, your ECU may be the cause of your problems with your Kia Optima. It can be because of an electrical malfunction or a software issue, in any case go to your mechanic for a reprogramming or a check of the connections.
  • Check your alternator which, if it is weak, can be the cause of the issue.

Kia Optima SLOWED DOWN UNSTABLE DUE TO INTAKE

Finally, here are the possible causes of your Kia Optima not keeping up when idle caused by an intake issue.

  • Fuel Intake Issue: Your fuel injection pump or injectors may be clogged. Also check your pressure sensors which are basic causes of this sort of issue on the Kia Optima.
  • Throttle body issue: Although generally found on gasoline engines, the throttle body can be the cause of an Kia Optima not holding idle, try to check out it.

Whenever you have any further questions about the Kia Optima, do not hesitate to consult our Kia Optima category.