AutoCodes – Suzuki – P1171 Suzuki

P1171 Suzuki Code - Fuel Supply System Lean During Power Enrichment

Quick Answer

P1171 Suzuki indicates Fuel Supply System Lean During Power Enrichment. Common causes include Low fuel level, Low fuel pressure, Restricted fuel system-Blocked filter or line. 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: P1171 Suzuki indicates Fuel Supply System Lean During Power Enrichment.
Common causes: Common causes include Low fuel level, Low fuel pressure, Restricted fuel system-Blocked filter or line.
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 7,340

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on May 11, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1171 Suzuki Description

OBDII Code P1171 Suzuki - Fuel Supply System Lean During Power Enrichment - AutoCodes.com — P1171 Suzuki Code - Fuel Supply System Lean During Power Enrichment

What does this mean?

What are the Possible Causes of the DTC P1171 Suzuki?

Low fuel level
Low fuel pressure
Restricted fuel system-Blocked filter or line
MAF/MAP sensor malfunction

How to Fix the DTC P1171 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 P1171 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 P1171 Suzuki code?

Need more information on how to fix the P1171 Suzuki 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 P1171 Suzuki Code

1. What are the common symptoms of OBDII code P1171 in a Suzuki related to the Fuel Supply System Lean During Power Enrichment?

- Common symptoms include loss of power, rough idling, hesitation during acceleration, and potential engine misfires.

2. What are the typical causes of OBDII code P1171 in a Suzuki indicating a lean condition during power enrichment?

- Possible causes include a vacuum leak, faulty fuel injectors, clogged fuel filter, malfunctioning oxygen sensors, or a problem with the fuel pressure regulator.

3. How can I diagnose the root cause of OBDII code P1171 in my Suzuki indicating a lean condition during power enrichment?

- Use a scan tool to monitor fuel trims, check for vacuum leaks, inspect the fuel system components, test the oxygen sensors, and verify the fuel pressure regulator's operation.

4. Can a dirty or clogged air filter trigger OBDII code P1171 in a Suzuki indicating a lean condition during power enrichment?

- Yes, a dirty or clogged air filter can disrupt the air-to-fuel ratio and contribute to a lean condition, potentially triggering code P1171.

5. Is it safe to continue driving my Suzuki with OBDII code P1171 related to the Fuel Supply System Lean During Power Enrichment?

- It is not recommended to drive the vehicle extensively with code P1171 as it can lead to poor engine performance, potential damage, and decreased fuel efficiency.

6. What are some repair tips for resolving OBDII code P1171 in a Suzuki caused by a lean condition during power enrichment?

- Repair tips include fixing any vacuum leaks, replacing faulty fuel injectors, cleaning or replacing the fuel filter, ensuring proper oxygen sensor function, and checking the fuel pressure regulator.

7. Can a malfunctioning mass airflow sensor (MAF) trigger OBDII code P1171 in a Suzuki indicating a lean condition during power enrichment?

- Yes, a malfunctioning MAF sensor can inaccurately measure incoming air, leading to a lean condition and potentially causing code P1171 to be triggered.

8. How important is it to address OBDII code P1171 in a Suzuki indicating a lean condition during power enrichment promptly?

- It is crucial to address code P1171 promptly to prevent further engine damage, ensure optimal fuel efficiency, and maintain overall vehicle performance.

9. Are there any specific driving habits or conditions that may exacerbate OBDII code P1171 related to the Fuel Supply System Lean During Power Enrichment in a Suzuki?

- Aggressive driving, extended idling, or driving with a heavy load can exacerbate a lean condition and potentially trigger code P1171 in a Suzuki.

10. Can using poor-quality fuel contribute to the occurrence of OBDII code P1171 in a Suzuki indicating a lean condition during power enrichment?

- Yes, using poor-quality fuel with inadequate octane levels or contaminants can disrupt the fuel system's operation, leading to a lean condition and potentially triggering code P1171.