Engine-CodesSubaru – P1108 Subaru

P1108 Subaru Code - Induction Control Solenoid Valve Circuit Malfunction

Quick Answer

The P1108 Subaru code indicates a malfunction in the Induction Control Solenoid Valve circuit. Common causes include Faulty Induction Control Solenoid Valve, Electrical issues in the circuit, Wiring or connector problems. 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
P1108 Subaru indicates Induction Control Solenoid Valve Circuit Malfunction.
Common causes
Common causes include Faulty Induction Control Solenoid Valve, Electrical issues in the circuit, Wiring or connector problems.
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.
Table of contents Created and updated by William Orellana on Sep 09, 2024
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Code P1108 Subaru Description

The P1108 Subaru code indicates a malfunction in the Induction Control Solenoid Valve circuit. This valve is responsible for controlling the flow of air into the engine, which is crucial for the combustion process. When this circuit malfunctions, it can lead to a variety of issues that can impact the vehicle's performance.

OBDII Code P1108 Subaru - Induction Control Solenoid Valve Circuit Malfunction
P1108 Subaru Code - Induction Control Solenoid Valve Circuit Malfunction

Common Causes of P1108 Subaru

  1. Faulty Induction Control Solenoid Valve
  2. Electrical issues in the circuit
  3. Wiring or connector problems
  4. Corrosion or damage to the components
  5. Poor maintenance or neglect of the valve

Symptoms of P1108 Subaru

  1. Check engine light illuminated on the dashboard
  2. Reduced engine performance or power
  3. Poor fuel efficiency
  4. Engine misfires
  5. Increased emissions

How to Fix P1108 Subaru

  1. Diagnose the issue by using a scan tool to read the code and identify the specific problem with the Induction Control Solenoid Valve circuit.
  2. Inspect the valve, wiring, and connectors for any signs of damage, corrosion, or loose connections.
  3. Replace the faulty Induction Control Solenoid Valve if necessary.
  4. Repair any damaged wiring or connectors in the circuit.
  5. Clear the diagnostic trouble codes and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix P1108 Subaru

The typical repair costs for addressing a P1108 Subaru code can vary depending on the specific issue and the labor rates of the auto repair shop. On average, the cost of replacing the Induction Control Solenoid Valve and addressing any related wiring or connector problems can range from $200 to $500. Additional costs may include diagnostic time and labor rates, which can vary between $80 and $150 per hour. It is advisable to check with local auto repair shops for a more accurate estimate based on your specific vehicle make and model.

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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 P1108 Subaru Code

1. What are common symptoms of OBDII code P1108 Subaru?

Common symptoms include rough idling, engine stalling, reduced fuel efficiency, and a noticeable decrease in engine performance.

2. What can cause the Induction Control Solenoid Valve Circuit Malfunction in a Subaru triggering code P1108?

Possible causes include a faulty induction control solenoid valve, damaged wiring or connectors, vacuum leaks, or a problem with the engine control module.

3. How can I diagnose the Induction Control Solenoid Valve Circuit Malfunction in my Subaru?

Diagnosis typically involves using an OBDII scanner to retrieve the code, conducting a visual inspection of the solenoid valve and its connections, checking for vacuum leaks, and performing electrical tests on the solenoid valve circuit.

4. Can I drive my Subaru with OBDII code P1108?

It is not recommended to drive your Subaru with this code present, as it can lead to further engine damage and potential safety hazards. It's best to address the issue promptly.

5. What is the typical repair process for OBDII code P1108 in a Subaru?

Repairing this code usually involves replacing the faulty induction control solenoid valve, repairing any damaged wiring or connectors, fixing vacuum leaks, and clearing the error code.

6. Are there any maintenance tips to prevent OBDII code P1108 in a Subaru?

Regularly inspecting and maintaining the induction control solenoid valve, checking for vacuum leaks, and ensuring proper electrical connections can help prevent this code from appearing.

7. Can a DIY enthusiast fix OBDII code P1108 in a Subaru?

Depending on the level of expertise, a DIY enthusiast may be able to address this issue by following repair manuals and guides. However, if unsure, it's best to seek professional help.

8. How much does it cost to repair OBDII code P1108 in a Subaru?

The cost of repair can vary depending on the cause of the issue, the parts needed, and labor charges. It's advisable to obtain quotes from different mechanics or repair shops.

9. Will resetting the error code resolve OBDII code P1108 in a Subaru?

Resetting the error code may temporarily clear the warning light, but if the underlying issue is not fixed, the code is likely to reappear. It's crucial to address the root cause of the problem.

10. Is OBDII code P1108 specific to Subaru vehicles only?

While this code is commonly associated with Subaru vehicles, it can also appear in other car makes and models with similar induction control solenoid valve circuit malfunctions.

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