P2444 is a diagnostic trouble code (DTC) for “Secondary Air Injection System Pump Stuck On Bank1“. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation.
What is code P0410?
malfunctioning Secondary Air Injection System
Code P0410 is the result of the Engine Control Module (ECM) indicating a malfunctioning Secondary Air Injection System. This happens when the O2 sensor does not accurately detect the changes in the O2 level of the exhaust while the air injection system is functioning.
What is code P2440 mean?
Secondary Air Injection System Switching
OBD-II Code P2440 is defined as a Secondary Air Injection System Switching Valve Stuck Open. The Secondary Air Injection System pumps outside fresh air into the Exhaust System during cold engine start up. This additional air helps burn up the highly rich exhaust emissions that are produced when the engine is warming up …
How do I fix error code P0410?
What repairs can fix the P0410 code?
- Replacing the air injection pump and power relay.
- Replacing O2 sensors that respond too slow as they age.
- Replacing the air injection pump intake filter clogged with debris.
Can I drive with a P0410 code?
You may drive your vehicle with a P0410 however keep in mind your vehicle will not pass a smog inspection. Problems with the air injection system will not cause any driveability symptoms. The check engine light or malfunction indicator lamp will be illuminated as long as a P0410 is recorded in the ECC.
How do I fix error code P2444?
What repairs can fix the P2444 code?
- Replace faulty air injection valve.
- Replace faulty one-way check valve.
- Replace faulty air injection pump.
- Replace faulty pressure sensor.
- Repair or replace frayed, broken, or shorted pressure sensor wiring.
- Repair or replace damaged or corroded pressure sensor connector.
What causes P2440?
In most cases, the P2440 diagnostic trouble code is caused by faulty one-way check valves. Therefore, it is important to test them to prevent a misdiagnosis and multiple secondary air injection pump replacements.
What does a secondary air injection check valve do?
Secondary air valves are an integral part of the secondary air system. They are fitted between the secondary air pump (1) and exhaust manifold. They prevent pressure peaks in the exhaust flow from damaging the secondary air system and exhaust gas or condensate from entering the secondary air pump.
How much does it cost to replace a secondary air injection pump?
How much does it cost to repair a secondary air injection system? You can expect to pay about $450 to replace your secondary air injection system. These costs are split between the cost of materials and the cost of labor. You can save money by replacing your system on your own.
Can you drive without secondary air pump?
The system is critical to help cars achieve government emissions standards. So, the law says you need a secondary air injection system. Which begs the question: Does a car need a secondary air injection system to run? Strictly speaking, no, it doesn’t.