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P1110 Infiniti Code - Intake Valve Timing Control Bank 1

Quick Answer

The P1110 code for Infiniti vehicles relates to the Intake Valve Timing Control Bank 1. Common causes include Faulty intake valve timing control solenoid, Worn or damaged timing chain or belt, Issues with the intake camshaft position sensor. 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
P1110 Infiniti indicates Intake Valve Timing Control Bank 1.
Common causes
Common causes include Faulty intake valve timing control solenoid, Worn or damaged timing chain or belt, Issues with the intake camshaft position sensor.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 08, 2024
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Code P1110 Infiniti Description

The P1110 code for Infiniti vehicles relates to the Intake Valve Timing Control Bank 1. This code indicates that there is an issue with the timing control system for the intake valves on one bank of the engine. The intake valve timing control system is responsible for adjusting the timing of the intake valves to optimize engine performance and efficiency. When this system malfunctions, it can lead to a variety of issues with the vehicle's performance.

OBDII Code P1110 Infiniti - Intake Valve Timing Control Bank 1
P1110 Infiniti Code - Intake Valve Timing Control Bank 1

Common Causes of P1110 Infiniti

  1. Faulty intake valve timing control solenoid
  2. Worn or damaged timing chain or belt
  3. Issues with the intake camshaft position sensor
  4. Wiring or electrical issues in the intake valve timing control system
  5. Engine computer (ECU) malfunction

Symptoms of P1110 Infiniti

  1. Loss of power and acceleration
  2. Poor fuel economy
  3. Engine misfires
  4. Rough idling
  5. Trouble starting or stalling

How to Fix P1110 Infiniti

  1. Diagnose the specific cause of the P1110 code using a scan tool to pinpoint the issue.
  2. Inspect the intake valve timing control solenoid, timing chain or belt, camshaft position sensor, and wiring for any signs of damage or wear.
  3. Replace any faulty components, such as the solenoid or sensor, and repair any damaged wiring.
  4. Clear the code from the ECU memory and test drive the vehicle to ensure the issue has been resolved.
  5. Perform a final scan to verify that the P1110 code does not return.

Cost to Fix P1110 Infiniti

The typical repair costs for addressing the P1110 code can vary depending on the specific cause of the issue and the labor rates at the auto repair shop. On average, the cost of parts for this repair can range from $100 to $500, with labor costs adding an additional $100 to $300. Keep in mind that these are rough estimates, and actual costs may vary based on factors such as location, vehicle make and model, and the extent of the repairs needed. It's recommended to consult with a professional mechanic to get a more accurate cost estimate for resolving this issue.

What does this mean?

Tech Notes for P1110 Infiniti

Since the Intake valve timing control solenoid valve uses oil flow to control timing, dirty oil can cause the valve to stuck open or close. Before replacing the valve, change engine oil and filter and reset engine code.

When is the Code Detected?

When there is a gap between angle of target and phase-control angle degree, the valve will stop working and the Engine Control Module (ECM) will trigger the P1110 code.

Need more information about the P1110 Infiniti code?

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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 P1110 Infiniti Code

1. What are common symptoms of OBDII code P1110 (Intake Valve Timing Control Bank 1) in an Infiniti?

- Common symptoms include engine misfires, rough idling, decreased fuel efficiency, and a noticeable decrease in overall engine performance.

2. What could cause OBDII code P1110 in an Infiniti related to Intake Valve Timing Control Bank 1?

- The code is often triggered by issues with the intake valve timing control solenoid, faulty wiring, or problems with the intake valve timing control position sensor.

3. How can I diagnose the cause of OBDII code P1110 in my Infiniti?

- Diagnosing the issue typically involves checking the intake valve timing control solenoid, inspecting the wiring for any damage, and testing the intake valve timing control position sensor.

4. Is it safe to continue driving my Infiniti with OBDII code P1110?

- It is not recommended to continue driving your vehicle with this code present, as it can lead to further engine damage and potentially more expensive repairs in the future.

5. Can I repair OBDII code P1110 in my Infiniti by myself?

- While some DIY enthusiasts may be able to address the issue themselves by replacing components like the intake valve timing control solenoid, it is recommended to seek professional assistance for an accurate diagnosis and repair.

6. How much does it typically cost to repair OBDII code P1110 in an Infiniti?

- The cost of repairing this code can vary depending on the root cause of the issue, but it may range from $200 to $500 for parts and labor.

7. Will resetting the OBDII code P1110 in my Infiniti make it go away permanently?

- Resetting the code may temporarily turn off the check engine light, but if the underlying issue is not addressed, the code is likely to reappear after driving for a certain period of time.

8. Is there a recall or technical service bulletin related to OBDII code P1110 in Infiniti vehicles?

- It's advisable to check with your local Infiniti dealership or visit the manufacturer's website to see if there are any recalls or technical service bulletins related to this specific OBDII code in your vehicle.

9. How can I prevent OBDII code P1110 from appearing in my Infiniti in the future?

- Regular maintenance, including timely oil changes and using high-quality fuel, can help prevent issues that may lead to the triggering of this code.

10. Does OBDII code P1110 affect the safety of driving an Infiniti vehicle?

- While the code itself may not directly impact safety, the underlying issue could potentially lead to decreased performance and reliability, making it important to address the problem promptly.

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