P0410: Secondary air injection system malfunction
You can keep driving. Get it checked when convenient.
Can I drive with P0410?
Yes, you can keep driving. Emissions pump failed on cold start; vehicle is usually safe to drive for a short time, but get it checked to keep driving.
What does P0410 mean?
P0410 stands for Secondary Air Injection System Malfunction.
Symptoms you may notice
- Loud vacuum-cleaner whine from front bumper on cold mornings
- Check engine light illuminated after cold start
- little immediate impact on warm engine performance or driving
How much does it cost to fix?
Repair costs for code P0410 depend on the specific underlying root cause, ranging from simple DIY checks to component replacement. The table below lists the most common causes and rough price ranges in USD:
- Failed secondary air injection pump motor
- Corroded air pump relay or blown 40A fuse
- Stuck secondary air one-way check valve
- Cracked plastic air pump hose
What to do next
- Check the 40-amp AIR pump fuse in the under-hood power distribution box.
- Listen for the vacuum-cleaner sound of the pump on cold morning starts.
- Replace the secondary air pump and check valve.
Last updated: October 2026
Related codes
General guidance only, not a professional diagnosis. If the check-engine light is flashing, or the car is running rough, overheating or losing power, stop driving and get help.
About this code
Code P0410 refers to the smog air pump that injects fresh air into the exhaust on a cold start to light off the catalytic converter. After warming up, the system shuts off. The car usually drives normally with this code active, but have it inspected to pass emissions.