AutoCodes – Honda – P0506 2017 Honda CR-V

P0506 2017 Honda CR-V Code - Idle Control System RPM Lower Than Expected

Quick Answer

A target idle speed that meets the engine operating conditions (coolant temperature, A/C ON or OFF, etc.) is stored in the Powertrain Control Module (PCM). Common causes include Throttle Body air leak, Intake manifold air leak, Intake air system air leak. 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
P0506 2017 Honda CR-V indicates Idle Control System RPM Lower Than Expected.
Common causes
Common causes include Throttle Body air leak, Intake manifold air leak, Intake air system air leak.
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 195
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Dec 23, 2023
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Code P0506 2017 Honda CR-V Description

A target idle speed that meets the engine operating conditions (coolant temperature, A/C ON or OFF, etc.) is stored in the Powertrain Control Module (PCM). The PCM monitors and controls the idle speed so that the actual idle speed is equal to the target idle speed. If the actual idle speed varies beyond a specified value from the target speed over a certain period of time, the PCM detects a malfunction in the idle speed control system and stores a Diagnostic Trouble Code (DTC). The DTC will be set when the actual idle speed is 100 rpm less than the target idle speed for at least 20 seconds.
OBDII Code P0506 2017 Honda CR-V - Idle Control System RPM Lower Than Expected - AutoCodes.com
P0506 2017 Honda CR-V Code - Idle Control System RPM Lower Than Expected

What are the Possible Causes of the DTC P0506 2017 Honda CR-V?

  • Throttle Body air leak
  • Intake manifold air leak
  • Intake air system air leak
  • Faulty Throttle Body

How to Fix the DTC P0506 2017 Honda CR-V?

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 P0506 2017 Honda CR-V 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 P0506 2017 Honda CR-V code?

Need more information on how to fix the P0506 2017 Honda CR-V code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0506 2017 Honda CR-V code diagnosed by a professional: Find a repair shop in your area

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 P0506 2017 Honda CR-V Code

1. What does the OBDII code P0506 mean on a 2017 Honda CR-V?

P0506 indicates that the Engine Control Module (ECM) has detected that the engine's idle speed is lower than the expected range.

2. What are the common symptoms of code P0506 in a 2017 Honda CR-V?

Symptoms may include a rough or low idle, stalling at idle, difficulty starting, or the Check Engine Light being illuminated.

3. What causes P0506 on a 2017 Honda CR-V?

Common causes include a dirty or faulty throttle body, vacuum leaks, a malfunctioning idle air control valve, or issues with the mass airflow sensor.

4. Can a dirty throttle body trigger the P0506 code?

Yes, carbon buildup on the throttle body can restrict airflow, leading to a lower-than-expected idle speed and triggering the P0506 code.

5. How can I fix P0506 on my 2017 Honda CR-V?

Start by cleaning the throttle body, checking for vacuum leaks, and inspecting the idle air control valve. Replace any faulty components as needed.

6. Is it safe to drive with the P0506 code on a 2017 Honda CR-V?

Driving with this code may be unsafe if the engine stalls frequently or idles erratically, as it can lead to loss of control in certain situations.

7. Can a vacuum leak cause the P0506 code on a 2017 Honda CR-V?

Yes, vacuum leaks can disrupt the air-fuel mixture and cause a lower idle speed, leading to the P0506 code.

8. How do I check for vacuum leaks related to P0506?

Inspect vacuum hoses for cracks, loose connections, or damage. You can also use a smoke machine to detect leaks in the vacuum system.

9. Could a faulty idle air control valve cause the P0506 code on a 2017 Honda CR-V?

Yes, a malfunctioning idle air control valve can disrupt the engine's ability to maintain proper idle speed, triggering the P0506 code.

10. Will resetting the Check Engine Light fix the P0506 code on a 2017 Honda CR-V?

Resetting the light may clear the code temporarily, but the underlying issue must be addressed to prevent it from returning.

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