AutoCodesHonda – P05AF 2018 Honda CR-V

P05AF 2018 Honda CR-V Code - Shutter Grille Assembly Lower Malfunction

Quick Answer

The shutter grille system opens/closes the shutter depending on the driving conditions. Common causes include Faulty Lower Shutter Grille stuck, Faulty Shutter Grille Lower Actuator, Shutter Grille Lower Actuator harness is open or shorted. 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
P05AF 2018 Honda CR-V indicates Shutter Grille Assembly Lower Malfunction.
Common causes
Common causes include Faulty Lower Shutter Grille stuck, Faulty Shutter Grille Lower Actuator, Shutter Grille Lower Actuator harness is open or shorted.
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.
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Code Popularity 183
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Dec 27, 2023
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Code P05AF 2018 Honda CR-V Description

The shutter grille system opens/closes the shutter depending on the driving conditions. The system improves fuel efficiency by reducing the wind drag. The shutter is controlled by the shutter grille which includes the actuator with CPU. The Powertrain Control Module (PCM) sends open/close requests which depends on the driving conditions to the shutter grille via the Local Interconnect Network (LIN) line. If the shutter grille actuator detects a restriction and if the restriction condition continues even if the initial learning is retried for a specified time, the PCM confirms the abnormality and stores a Diagnostic Trouble Code (DTC). The DTC will be set when the shutter grille actuator detects a restriction and if the restriction condition continues for at least 2.5 seconds after the initial learning is retried for three times.
OBDII Code P05AF 2018 Honda CR-V - Shutter Grille Assembly Lower Malfunction - AutoCodes.com
P05AF 2018 Honda CR-V Code - Shutter Grille Assembly Lower Malfunction

What are the Possible Causes of the DTC P05AF 2018 Honda CR-V?

  • Faulty Lower Shutter Grille stuck
  • Faulty Shutter Grille Lower Actuator
  • Shutter Grille Lower Actuator harness is open or shorted
  • Shutter Grille Lower Actuator circuit poor electrical connection

How to Fix the DTC P05AF 2018 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.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P05AF 2018 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 P05AF 2018 Honda CR-V code?

Need more information on how to fix the P05AF 2018 Honda CR-V code? Get Access to Factory Service Manuals

Need Help with the 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 P05AF 2018 Honda CR-V Code

What does the OBDII code P05AF mean on a 2018 Honda CR-V?

P05AF indicates a malfunction in the lower shutter grille assembly, which is responsible for regulating airflow to the engine for optimal performance and efficiency.

What are the common symptoms of the P05AF code on a Honda CR-V?

Symptoms may include an illuminated check engine light, reduced fuel efficiency, engine overheating, or issues with the vehicle's aerodynamics.

What causes the P05AF code to appear?

Common causes include a malfunctioning grille actuator, damaged shutter grille fins, electrical wiring issues, or debris obstructing the grille's movement.

Can I drive my 2018 Honda CR-V with the P05AF code?

While the car may still be drivable, it’s best to address the issue promptly to avoid potential engine cooling problems or reduced efficiency.

How do I fix the P05AF code on my Honda CR-V?

Repair options include inspecting and cleaning the shutter grille, checking for damaged wiring or connectors, and replacing the grille assembly or actuator if necessary.

What tools are needed to diagnose the P05AF code?

A diagnostic scan tool capable of reading and clearing OBDII codes, a multimeter for electrical testing, and basic hand tools for inspecting and repairing components.

How much does it cost to fix the P05AF code on a 2018 Honda CR-V?

Repair costs can vary but typically range from $200 to $600, depending on whether the grille actuator or entire shutter assembly needs replacement.

How can I prevent the P05AF code from occurring again?

Regularly inspect the grille area for debris, ensure electrical connections are intact, and follow recommended maintenance for the vehicle.

Is the P05AF code covered under warranty for a 2018 Honda CR-V?

It depends on your specific warranty coverage, but powertrain or emissions warranties may cover the repair if the vehicle is still under warranty.

Can a faulty shutter grille assembly affect fuel economy?

Yes, a malfunctioning shutter grille can reduce fuel efficiency by disrupting optimal engine airflow and aerodynamics.

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