AutoCodesSubaru – P0065 Subaru

P0065 Subaru Code - Air Assisted Injector Control Range/Performance

Quick Answer

The Air Injection System supplies air to the Air Assisted Fuel Injectors using an Air Assist Injector Solenoid Valve. Common causes include Blocked or Clogged Inlet and Outlet Passages/Hoses, Faulty Air Assisted Injector Control Solenoid Valve, Air Assisted Injector Control Solenoid Valve 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
P0065 Subaru indicates Air Assisted Injector Control Range/Performance.
Common causes
Common causes include Blocked or Clogged Inlet and Outlet Passages/Hoses, Faulty Air Assisted Injector Control Solenoid Valve, Air Assisted Injector Control Solenoid Valve 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 25,903
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 12, 2020
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Code P0065 Subaru Description

The Air Injection System supplies air to the Air Assisted Fuel Injectors using an Air Assist Injector Solenoid Valve. The Air Assist Injector Solenoid Valve supplies air to the Air Assisted Fuel Injectors in order to faster atomize the fuel and provide more efficient combustion. Not only does this improve engine driveability, but lowers vehicle emissions as well. The Diagnostic Trouble Code (DTC) sets when the Air Assist Injector Solenoid Valve has a malfunction. Sets with two consecutive drive cycles when there is a fault.
OBDII Code P0065 Subaru - Air Assisted Injector Control Range/Performance - AutoCodes.com
P0065 Subaru Code - Air Assisted Injector Control Range/Performance

What are the Possible Causes of the DTC P0065 Subaru?

  • Blocked or Clogged Inlet and Outlet Passages/Hoses
  • Faulty Air Assisted Injector Control Solenoid Valve
  • Air Assisted Injector Control Solenoid Valve harness is open or shorted
  • Air Assisted Injector Control Solenoid Valve circuit poor electrical connection

How to Fix the DTC P0065 Subaru?

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 P0065 Subaru 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 P0065 Subaru 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 P0065 Subaru Code

1. What are the common symptoms of OBDII code P0065 in a Subaru?

Symptoms may include rough idling, engine hesitation, decreased fuel efficiency, and potentially a Check Engine Light appearing on the dashboard.

2. What does the OBDII code P0065 in a Subaru indicate?

Code P0065 specifically refers to a problem with the Air Assisted Injector Control Range/Performance in the vehicle's system.

3. What are some possible causes of OBDII code P0065 in a Subaru?

Potential causes may include a faulty air assisted injector, wiring issues, a malfunctioning powertrain control module (PCM), or a vacuum leak in the intake system.

4. How can I diagnose the issue related to OBDII code P0065 in my Subaru?

Diagnosis typically involves using an OBDII scanner to read the code, inspecting the air assisted injector and related components, checking for wiring faults, and performing a thorough visual inspection of the intake system.

5. Can I drive my Subaru with OBDII code P0065?

It is generally not recommended to drive with a persistent Check Engine Light, as it indicates a potential issue that may affect the vehicle's performance and emissions. It is advisable to address the problem as soon as possible.

6. How can I repair OBDII code P0065 in my Subaru?

Repair methods can include replacing the air assisted injector, repairing any wiring faults, addressing vacuum leaks, or reprogramming the PCM if necessary. It is recommended to consult a professional mechanic for accurate diagnosis and repair.

7. Is resetting the Check Engine Light sufficient for fixing OBDII code P0065 in a Subaru?

Simply resetting the Check Engine Light may temporarily turn it off, but it will not fix the underlying issue causing code P0065. Proper diagnosis and repair are essential to resolving the problem.

8. How much does it cost to fix OBDII code P0065 in a Subaru?

The cost of repairs can vary depending on the specific cause of the code, the labor rates of the repair shop, and the cost of any replacement parts needed. It is advisable to obtain quotes from different mechanics for an accurate estimate.

9. Can a DIY enthusiast fix OBDII code P0065 in a Subaru?

While some individuals with mechanical knowledge and the right tools may be able to address simpler issues related to code P0065, more complex problems may require professional expertise. It is crucial to assess your own capabilities before attempting repairs.

10. How often does OBDII code P0065 occur in Subaru vehicles?

Code P0065 related to the Air Assisted Injector Control Range/Performance may occur sporadically in Subaru vehicles, especially in older models or those with higher mileage. Regular maintenance and timely repairs can help prevent this issue.

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