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  1. P0506 Code — Here’s How to Fix It Quickly and Easily

    Sep 11, 2024 · When your car’s engine light shows a P0506 code, it means there’s a problem with the idle control system, which can mess with your daily driving. To fix it quickly, start by …

  2. Code P0506: Idle Air Control System RPM Lower Than Expected

    Diagnostic trouble code P0506 is a code that applies to all OBD-II equipped vehicles, and it is considered a generic Powertrain code. However, despite being defined as generic, the steps …

  3. P0506: Idle Air Control System RPM Lower Than Expected

    Aug 13, 2025 · What does the P0506 error code mean? The P0506 check engine error code means that the Idle Air Control System RPM is lower than expected. The code is triggered …

  4. P0506 Code Meaning, Causes, Symptoms & Tech Notes (With …

    When a vehicle's ECU (Engine Control Unit) detects diagnostic trouble code P0506, it indicates that the idle control system's RPM (revolutions per minute) is lower than expected.

  5. P0506 Code Explained: 6 Symptoms, Causes & Pro Fixes to Save …

    This guide explains the P0506 code’s meaning, symptoms, causes, and step-by-step diagnostics to fix it like a pro—potentially saving you $500-$800 from overpriced idle control system repairs.

  6. P0506 Code: Idle RPM Too Low (Symptoms, Causes, and Fixes)

    Oct 26, 2023 · Today’s computer-controlled engines log codes for issues. P0506 indicates a discrepancy between an engine’s actual rate of idle, and the rate of idle called for by a …

  7. P0506 Idle Air Control System RPM Lower Than Expected - DTC Code

    Detailed information on troubleshooting and repairing a p0506 dtc trouble code which refers to Idle Air Control (IAC) System RPM Lower Than Expected. Also includes links to relevant forum …

  8. P0506 Fault Code: What It Means and How to Fix It

    If you’ve noticed your car struggling with idling or stalling, you may be experiencing the P0506 fault code. I’m John Cunningham, a qualified mechanic; in this blog post, I’ll explain what …

  9. P0506 Code: Idle Control System RPM Lower Than Expected

    Jan 9, 2025 · P0506 signals an Idle Control System RPM lower than expected, potentially from vacuum leaks or a dirty throttle body. Learn symptoms, causes, and fixes to restore smooth …

  10. P0506: Idle Air Control System RPM Lower Than Expected

    Aug 16, 2024 · What Does the P0506 Code Mean? Diagnostic Trouble Code (DTC) P0506 stands for “Idle Air Control System RPM Lower than Expected.” It means that your powertrain control …