AutoCodes – Hyundai – P0507 Hyundai

P0507 Hyundai Code - Idle Air Control System RPM Higher Than Expected

Quick Answer

The Engine Control Module (ECM) controls the engine idle speed to a specified level through the fine adjustment of the air, which is let into the intake manifold, by operating the electric throttle control actuator. Common causes include Dirty throttle body, Electric throttle control actuator misadjusted or damaged, Faulty Electric throttle control actuator. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P0507 Hyundai indicates Idle Air Control System RPM Higher Than Expected.
Common causes
Common causes include Dirty throttle body, Electric throttle control actuator misadjusted or damaged, Faulty Electric throttle control actuator.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 18,102
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on May 24, 2019
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Code P0507 Hyundai Description

The Engine Control Module (ECM) controls the engine idle speed to a specified level through the fine adjustment of the air, which is let into the intake manifold, by operating the electric throttle control actuator. The operating of the throttle valve is varied to allow for optimum control of the engine idling speed. The ECM calculates the actual engine speed from signals of crankshaft position sensor (POS) and camshaft position sensor.
The ECM controls the electric throttle control actuator so that the engine speed coincides with the target value memorized in the ECM. The target engine speed is the lowest speed at which the engine can operate steadily. The optimum value stored in the ECM is determined by taking into consideration various engine conditions, such as during warming up, deceleration, and engine load (air conditioner, power steering and cooling fan operation, etc.)
OBDII Code P0507 Hyundai - Idle Air Control System RPM Higher Than Expected - AutoCodes.com
P0507 Hyundai Code - Idle Air Control System RPM Higher Than Expected

What are the Possible Causes of the DTC P0507 Hyundai?

  • Dirty throttle body
  • Electric throttle control actuator misadjusted or damaged
  • Faulty Electric throttle control actuator
  • Intake air leak
  • Poor electrical connection to the Intake Air Control (IAC) valve

How to Fix the DTC P0507 Hyundai?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0507 Hyundai code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P0507 Hyundai code?

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P0507 Hyundai Code

1. What are common symptoms of OBDII code P0507 in a Hyundai?

- Common symptoms include high idle speed, fluctuating idle speed, stalling at idle, and decreased fuel efficiency.

2. What are some possible causes of OBDII code P0507 in a Hyundai?

- Potential causes include a dirty or faulty idle air control valve, vacuum leaks, throttle body issues, or a malfunctioning electronic throttle control system.

3. How can I diagnose the cause of OBDII code P0507 in my Hyundai?

- Diagnose by checking for vacuum leaks, inspecting the idle air control valve, cleaning the throttle body, and scanning for any other related trouble codes.

4. Can a dirty throttle body cause OBDII code P0507 in a Hyundai?

- Yes, a dirty or clogged throttle body can disrupt the airflow and lead to higher than expected RPM, triggering code P0507.

5. Is it safe to continue driving my Hyundai with OBDII code P0507?

- It is not recommended to drive with this code unresolved, as it can lead to stalling and other drivability issues that may compromise safety.

6. How can I repair OBDII code P0507 in my Hyundai?

- Repair options may include cleaning or replacing the idle air control valve, fixing vacuum leaks, cleaning the throttle body, or addressing any electronic throttle control system faults.

7. Can a faulty oxygen sensor trigger OBDII code P0507 in a Hyundai?

- While a faulty oxygen sensor is not a common cause of P0507, it can contribute to poor engine performance and potentially impact idle speed.

8. Will resetting the ECU clear OBDII code P0507 in a Hyundai?

- Resetting the ECU may temporarily clear the code, but it will likely return if the underlying issue causing the high idle speed is not addressed.

9. How important is it to fix OBDII code P0507 promptly in a Hyundai?

- It is important to address this code promptly to prevent potential damage to the engine and ensure optimal performance and fuel efficiency.

10. Can a software update resolve OBDII code P0507 in a Hyundai?

- In some cases, a software update from the manufacturer can address issues related to the idle air control system and help resolve code P0507.

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