AutoCodes – Infiniti – P100B 2012 Infiniti G37_sedan

P100B 2012 Infiniti G37_sedan Code - VVEL Response Malfunction Bank 2

Quick Answer

VVEL (Variable Valve Event & Lift) is a system that controls valve event and valve lift continuously. Common causes include Faulty VVEL Actuator Motor, VVEL Actuator Motor harness is open or shorted, VVEL Actuator Motor circuit poor electrical connection. 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
P100B 2012 Infiniti G37_sedan indicates VVEL Response Malfunction Bank 2.
Common causes
Common causes include Faulty VVEL Actuator Motor, VVEL Actuator Motor harness is open or shorted, VVEL Actuator Motor circuit poor electrical connection.
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 2,671
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on May 12, 2019
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Code P100B 2012 Infiniti G37_sedan Description

VVEL (Variable Valve Event & Lift) is a system that controls valve event and valve lift continuously. Rotational movement of the drive shaft equipped with eccentric cam is transmitted to output cam via the rocker arm and two kinds of links to depress the intake valve. The Engine Control Module (ECM) decides the target valve lift according to the driving condition and sends the command signal to the VVEL control module. The VVEL control module controls the rotation of the control shaft using the VVEL actuator motor and changes the movement of the output cam by shifting the link supporting point. As a result, valve lift changes continuously to improve engine output and response.
OBDII Code P100B 2012 Infiniti G37_sedan - VVEL Response Malfunction Bank 2 - AutoCodes.com
P100B 2012 Infiniti G37_sedan Code - VVEL Response Malfunction Bank 2

What are the Possible Causes of the DTC P100B 2012 Infiniti G37_sedan?

  • Faulty VVEL Actuator Motor
  • VVEL Actuator Motor harness is open or shorted
  • VVEL Actuator Motor circuit poor electrical connection
  • Faulty VVEL actuator sub assembly
  • Faulty VVEL ladder assembly
  • Faulty VVEL control module

How to Fix the DTC P100B 2012 Infiniti G37_sedan?

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 P100B 2012 Infiniti G37_sedan 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.

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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 P100B 2012 Infiniti G37_sedan Code

1. What are the common symptoms of OBDII code P100B in a 2012 Infiniti G37 sedan with VVEL Response Malfunction Bank 2?

The common symptoms include rough idle, loss of power, decreased fuel efficiency, and potential stalling of the vehicle.

2. What could be the possible causes of the VVEL Response Malfunction Bank 2 in a 2012 Infiniti G37 sedan triggering the P100B code?

Possible causes may include a faulty VVEL actuator, issues with the VVEL control module, wiring or connector problems, or a malfunctioning VVEL sensor.

3. How can I diagnose the VVEL Response Malfunction Bank 2 issue in my 2012 Infiniti G37 sedan related to the P100B code?

Diagnosing the issue typically involves conducting a thorough inspection of the VVEL system components, checking for any loose connections, testing the VVEL actuator, and using an OBDII scanner to retrieve more specific fault codes.

4. Can I continue driving my 2012 Infiniti G37 sedan with the P100B code indicating a VVEL Response Malfunction Bank 2 issue?

It is not recommended to continue driving the vehicle with this code present, as it can lead to further damage to the engine and other components. It is best to address the issue promptly.

5. Is it possible to reset the OBDII code P100B related to VVEL Response Malfunction Bank 2 in a 2012 Infiniti G37 sedan?

While you can reset the code using an OBDII scanner, it is crucial to diagnose and fix the underlying issue causing the code to prevent it from reoccurring.

6. Are there any tips for repairing the VVEL Response Malfunction Bank 2 issue in a 2012 Infiniti G37 sedan triggering the P100B code?

Repair tips may include checking and cleaning the VVEL system components, replacing any faulty parts, ensuring proper wiring connections, and performing a relearn procedure for the VVEL system.

7. How much does it typically cost to repair the VVEL Response Malfunction Bank 2 issue in a 2012 Infiniti G37 sedan with the P100B code?

The cost of repair can vary depending on the exact cause of the issue, the labor rates in your area, and whether you choose to address the problem yourself or take it to a professional mechanic.

8. Can a DIY enthusiast with basic automotive knowledge fix the VVEL Response Malfunction Bank 2 issue triggering the P100B code in a 2012 Infiniti G37 sedan?

Depending on the specific problem, a DIY enthusiast with the necessary tools and knowledge may be able to address some VVEL system issues. However, more complex issues may require professional assistance.

9. How long does it typically take to repair the VVEL Response Malfunction Bank 2 issue related to the P100B code in a 2012 Infiniti G37 sedan?

The repair time can vary based on the extent of the problem, the availability of parts, and the expertise of the individual performing the repair. It is advisable to consult a professional for a more accurate estimate.

10. Is the VVEL Response Malfunction Bank 2 issue triggering the P100B code a common problem in 2012 Infiniti G37 sedans?

While not extremely common, issues with the VVEL system leading to the P100B code can occur in 2012 Infiniti G37 sedans, especially as the vehicle ages and components wear out. Regular maintenance and timely repairs can help prevent such issues.

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