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What causes a check engine light on an air pump?

What causes a check engine light on an air pump?

This will usually only occur after the computer has detected the air pump has completely failed, or an electrical problem with the air pump circuit has occurred. A Check Engine Light can also be caused by other problems, so it is important to have the computer scanned for trouble codes before making any repairs.

When to replace a secondary air injection pump?

If you’ve already experienced engine stalling, poor acceleration, and a check engine warning light, then you need to have the secondary air injection pump checked out immediately. If it is proven to be the problem, have it replaced by a certified mechanic.

How can I tell if my air injection pump is bad?

The engine control unit can automatically detect when the secondary air injection pump has a problem. Since the functionality of the air pump impacts the engine, any problem with it will activate the Check Engine warning light on the dashboard.

What do you need to know about a secondary air pump?

If you’re wondering what a secondary air injection pump is, you’re not alone. In this article, we’ll go over the purpose of the secondary are pump as well as the symptoms you should watch for that indicate the pump is failing. What Does a Secondary Air Pump Do? What Does a Secondary Air Pump Do?

This will usually only occur after the computer has detected the air pump has completely failed, or an electrical problem with the air pump circuit has occurred. A Check Engine Light can also be caused by other problems, so it is important to have the computer scanned for trouble codes before making any repairs.

What are the symptoms of a bad air pump?

$0.00 1 Engine is running rough One of the first symptoms of a bad or failing smog pump is a rough running engine. 2 Reduced horsepower Another common symptom of a bad air pump is a reduction in power output from the engine. 3 Check Engine Light comes on

What is the diagnostic code for secondary air injection?

P0410 is a diagnostic trouble code (DTC) for “Secondary Air Injection System Malfunction”.

What causes an air injection pump to fail?

The air injection pump system is to help lower the emissions coming out the exhaust and can cause the vehicle to fail emission testing. The check engine light being on causes the vehicle to fail emission testing. The air injection pump should not cause any drive symptoms other than a Check Engine Light.

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Ruth Doyle