Code result
P2444
Secondary Air Injection System Pump Stuck Off
Moderate severity
What it means
The secondary-air pump does not run when commanded during cold start. Often a seized pump (after exhaust back-feed corroded the impeller), a blown fuse, or a failed relay.
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
Pump seized by corrosion
highOne of the most commonly reported causes for this code — check this first.
Pump relay failed
mediumA plausible cause — test and verify before replacing parts.
Pump fuse blown
mediumA plausible cause — test and verify before replacing parts.
Related help
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