How much does it cost to fix P0506?

Typical repair cost is $100–$400.

P0506 — Idle Air Control System RPM Low

Medium Severity · Engine

OBD-II code P0506 means your vehicle's ECU detected: Idle Air Control System RPM Low. Below: causes, step-by-step fixes, and repair cost — free, no signup needed.

Drivable short-term but schedule a diagnosis soon. Prolonged driving can worsen the issue.

Typical Repair Cost

$100–$400

Parts + labor, national average

Severity

Medium

Schedule repair soon

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Common Causes of P0506

Stuck-closed IAC
Large vacuum leak
Carbon buildup

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How to Fix Code P0506

Clean throttle body and IAC

Inspect vacuum lines

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FAQ — Code P0506

What does OBD-II code P0506 mean?

P0506 means your vehicle's onboard computer detected: Idle Air Control System RPM Low. This is a medium-severity code in the Engine category.

How much does it cost to fix code P0506?

Typical repair cost for P0506 is $100–$400 including parts and labor. Costs vary by vehicle make, model, and location. A free scan at AutoZone or O'Reilly is a good first step.

Can I drive my car with code P0506?

Code P0506 is generally safe for short trips, but have it diagnosed soon to prevent the problem from worsening.

What are the most common causes of P0506?

The most common causes are: Stuck-closed IAC, Large vacuum leak, Carbon buildup. Always start with the cheapest diagnosis step before replacing parts.

Will code P0506 clear itself?

Code P0506 will clear itself after the underlying issue is fixed and the ECU completes several successful drive cycles. Clearing it without fixing the root cause only masks the problem temporarily.

Is P0506 showing on your car?

Enter your VIN for a free vehicle-specific report — recalls, specs, and market value. No signup required.

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OBD-II code data is based on SAE J2012 standards and general repair industry data. Repair costs are national averages and vary by vehicle, location, and shop. Always consult a qualified mechanic for a diagnosis specific to your vehicle.