What Does p3497 Honda Accord mean?

By Nick Marchenko, PhD

In simple words, p3497 diagnostic trouble code basically stands for cylinder deactivation system Bank 2. Now you must be thinking, what does this mean? Well, this means that there is some issue in the engine Bank 2 of the cylinder deactivation system. 

The engine oil may be running low, or it may be dirty. There is also the possibility that some damaged wiring is causing the trigger of the code. 90% of the time, you will get an illuminated check engine light with excessive fuel consumption as a symptom. As always, getting the issue fixed as soon as possible is important to achieve the optimal level with your Honda Accord.

What Does p3497 Mean for the Honda Accord? 

As already discussed, DTC p3497 is an issue in engine Bank 2 of the cylinder deactivation system. Cylinder deactivation is also called variable displacement, and the system conserves fuel. There are situations when the engine does not require all the horsepower, and that is when the cylinder deactivation system comes in handy. Whenever there is any erratic activity in this cylinder deactivation system, the PCM will log code p3497.

The PCM will log code P3497 when it detects erratic activity in the cylinder deactivation system or if it can’t make the cylinder deactivation system for engine bank 2.

Description of the Code

Let's see the description of the code.

• P here is about PowerTrain.
• 3497 indicates the issue with the cylinder deactivation system. 

Possible Causes for code P3497 Honda Accord

Now, let's look into the possible causes for the p3497 code.

• First, the code is triggered when there is a low engine oil level or pressure.
• There is also the possibility that your engine oil is extremely dirty because you last checked it a long time ago. If the engine oil is dirty, then the code can be triggered.
• Sometimes, there is no issue with the engine oil, and the fault lies with some circuit problems. There may be poor connections or damaged wires.
• Sometimes, you will see the code because of the bad cylinder deactivation system sensor for PCM failure.
• At times, the reason can be completely mechanical, and that can happen because of worn out components.

Common Symptoms of Honda Accord p3497

• Let's talk about the common symptoms you will get once the PCM detects the p3497 code.
• Like always, first, you will see an illuminated check engine light on the dashboard of your Honda Accord. 

Secondly, you will experience poor engine performance and excessive fuel consumption.

How Do I Fix the p3497 code for the Honda Accord? 

So here is how you can fix the code for Honda Accord.

Check Engine Oil Level

In order to make sure your Honda Accord is performing well, you need to check if the oil is within the recommended range. If that is not the scenario, then the VCM system can be affected. 

Inspect Engine Oil Quality

Ensure you are also checking the recommended engine oil grade to ensure it is in fine condition. Consider changing it whenever necessary because the poor quality or contaminated oil harms the Honda Accord.

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Inspect VCM Solenoids

The whole control cylinder deactivation relies on VCM to perform well. You need to check the condition of solenoids for any sign of malfunction or damage. In case there is any issue, consider replacing the faulty solenoids.

Examine Wiring and Connectors

As already discussed, there can be an issue with the wiring of the control cylinder deactivation. If you find any faulty wiring, make sure you have it repaired.

How Much Does It Cost to Fix P3497 Honda Accord 

How much the code will cost you depends on the severity of the problem. The labor cost can be around $60 to $100 per hour. If you need to change the engine oil, then it can cost you $70 or more. The replacement cost of a cylinder deactivation system varies from mechanic to mechanic.

Can I Drive a Honda Accord with P3497

OBD2 fault code P3497 should be considered a serious problem because if you keep on driving your Honda Accord with this code, then it can eventually lead to engine failure

FAQs

How can I locate the code p3497?

It is always a good idea to take your car to a reputable mechanic so he can detect the court, but at the same time, you can use the OBD2 scanner. 

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When should I change the engine oil of my Honda Accord to prevent having p3497?

When you drive 7500 to 10,000 miles in your Honda Accord, it is a fine idea to take your car to the mechanic and see if the oil needs changing. 

Nick Marchenko, PhD

Industrial Engineer & Automotive Content Specialist

Nick writes in-depth guides on car clubs, engine specs, vehicle ownership, and modifications, combining engineering knowledge with automotive passion.

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