Code result
P0410
Secondary Air Injection System Malfunction
Moderate severity
What it means
A general fault in the secondary air injection system. The system pumps fresh air into the exhaust during cold start to accelerate catalyst light-off; common faults are a seized pump, blocked passages or a stuck valve.
Is it safe to drive?
Use caution
The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical.
Most likely causes
Air pump seized (water ingress is a common cause)
highOne of the most commonly reported causes for this code — check this first.
Combi valve stuck
mediumA plausible cause — test and verify before replacing parts.
Related help
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