AutoCodes – Suzuki – P2279 Suzuki

P2279 Suzuki Code - Intake Air System Leak

Quick Answer

The Engine Control Module (ECM) has detected a vacuum leak into the engine. Common causes include Check for intake leaks, Faulty Mass Air Flow (MAF) sensor, Faulty PCV system. 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: P2279 Suzuki indicates Intake Air System Leak.
Common causes: Common causes include Check for intake leaks, Faulty Mass Air Flow (MAF) sensor, Faulty PCV system.
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 7,208

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 14, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P2279 Suzuki Description

The Engine Control Module (ECM) has detected a vacuum leak into the engine. The ECM monitors the air passing through the Mass Air Flow (MAF) sensor, a vacuum leak means that unmetered air is entering the engine without passing through the MAF.

OBDII Code P2279 Suzuki - Intake Air System Leak - AutoCodes.com — P2279 Suzuki Code - Intake Air System Leak

What does this mean?

What are the Possible Causes of the DTC P2279 Suzuki?

Check for intake leaks
Faulty Mass Air Flow (MAF) sensor
Faulty PCV system

How to Fix the DTC P2279 Suzuki?

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 P2279 Suzuki 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 P2279 Suzuki code?

Need more information on how to fix the P2279 Suzuki code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P2279 Suzuki 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 P2279 Suzuki Code

1. What are the common symptoms of OBDII code P2279 in a Suzuki related to an intake air system leak?

- Common symptoms include rough idle, decreased engine performance, and the illumination of the Check Engine Light.

2. What are the possible causes of OBDII code P2279 indicating an intake air system leak in a Suzuki?

- The code may be triggered by a vacuum leak in the intake air system, a faulty mass airflow sensor, or a leak in the intake manifold gasket.

3. How can a vacuum leak be diagnosed as the cause of OBDII code P2279 in a Suzuki?

- A vacuum leak can be diagnosed by visually inspecting hoses and connections for cracks or breaks, performing a smoke test, or using a vacuum gauge to check for abnormal readings.

4. What is the recommended repair approach for fixing OBDII code P2279 in a Suzuki caused by an intake air system leak?

- The recommended repair involves locating and fixing the source of the leak, which may include replacing damaged hoses, gaskets, or sensors in the intake air system.

5. Can a DIY enthusiast fix OBDII code P2279 related to an intake air system leak in a Suzuki?

- Depending on the specific cause of the code, some DIY enthusiasts may be able to fix the issue by identifying and replacing faulty components in the intake air system.

6. Is it safe to continue driving a Suzuki with OBDII code P2279 indicating an intake air system leak?

- It is not recommended to continue driving the vehicle with this code illuminated, as it can lead to decreased engine performance and potential long-term damage if left unresolved.

7. How can a professional mechanic further diagnose OBDII code P2279 in a Suzuki to pinpoint the exact cause of the intake air system leak?

- A professional mechanic may use specialized diagnostic tools to perform a thorough inspection of the intake air system components, such as the mass airflow sensor, intake manifold, and vacuum lines.

8. Are there any preventative measures that Suzuki owners can take to reduce the likelihood of encountering OBDII code P2279 due to an intake air system leak?

- Regularly inspecting and maintaining the intake air system components, such as hoses and gaskets, can help prevent leaks and the triggering of OBDII code P2279.

9. Can extreme weather conditions or environmental factors contribute to the occurrence of OBDII code P2279 in a Suzuki related to an intake air system leak?

- Yes, extreme weather conditions or environmental factors can potentially cause expansion or contraction of intake air system components, leading to leaks and triggering the code.

10. How long does it typically take for a mechanic to repair OBDII code P2279 indicating an intake air system leak in a Suzuki?

- The repair time can vary depending on the specific cause of the code and the availability of replacement parts, but it usually takes a few hours to a day to diagnose and fix the issue.