P0506 CHEVROLET code

P0506 code definition When the P0506 diagnostic trouble code is stored by the Powertrain Control Module (PCM), it is an indication that the revolutions per minute (RPM) of the idle control system is lower than expected.

What does trouble code P0506 mean?

Fault Code Definition

Code P0506 sets when the idle speed is persistently below a pre-determned RPM level for a specified amount of time. Driving with this trouble code is not recommended. A vehicle with this code should be taken in to a repair shop for diagnosis.

How do I fix code P0507?

What repairs can fix the P0507 code?

  1. Replacing or cleaning the idle air valve.
  2. Repairing the intake air leak.
  3. Repairing the charging system.
  4. Cleaning the throttle body.
  5. Replacing the power steering pressure switch.

What does an idle speed control valve do?

The idle speed control mode is used to prevent engine stall during idle. The goal is to allow the engine to idle at as low an RPM as possible yet keep the engine from running rough and stalling when power-consuming accessories, such as air-conditioning compressors and alternators, turn on.

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What causes code P0507?

The P0507 code is triggered when the Engine Control Module (ECM) detects that the engine is idling higher than the specified idle RPM range. The standard engine idle is usually between 600-800 RPM depending on the model of the vehicle.

How do I fix error code P0506?

What repairs can fix the P0506 code?

  1. Replacing idle air control motor.
  2. Repairing any vacuum leaks.
  3. Replacing idle air control valve.
  4. Cleaning dirty throttle body.
  5. Replacing defective throttle body.
  6. Clearing blockage in the air intake or exhaust.
  7. Replacing a defective PCV valve.
  8. Replacing the power steering pressure switch.

What does idle air control system RPM lower than expected?

Diagnostic Trouble Code (DTC) P0506 stands for “Idle Air Control System RPM Lower than Expected.” It means that your powertrain control module (PCM) has detected an engine idle speed lower than the specified revolution per minute (RPM) for a specific amount of time.

Where is the idle air control valve located?

throttle body

Locating the Idle Air Control Valve
The IACV is usually located on the intake manifold near the back of the throttle body.

How much is an idle air control valve?

The replacement cost of an idle control valve is anywhere from $120 to $500. The cost of the parts alone will be between $70 and $400+, depending on the make and model of your vehicle. The labor cost should only be around $50 to $100 because it doesn’t take that long to remove and replace the old idle control valve.

How do you fix high idle after cleaning throttle body?

Cleaning the throttle body allowed more air to enter the engine, and the computer is compensating by adding more fuel. The idle will relearn if you put the vehicle in drive and allow the idle to come down with all accessories off for about two to three minutes.

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What happens when the idle control valve fails?

When the idle air control valve fails, it inhibits the flow of air through the engine. When the car can’t receive air, it leads to engine stalling. The severity of this symptom can range from occasional stalling at first, to stalling immediately after ignition.

How do you know if your idle air control valve is bad?

Common signs include irregular or unusually high idle speed, the Check Engine Light coming on, and stalling while idling.
Usually a bad or failing idle control valve will produce a few symptoms that can alert the driver of a potential issue.

  1. Irregular idle speed. …
  2. Check Engine Light comes on. …
  3. Engine stalling.