Code result
P2432
Secondary Air Injection System Air Flow/Pressure Sensor Circuit Range/Performance
Moderate severity
What it means
The signal of the SAI air flow or pressure sensor is implausible during operation. The reading does not change as expected when the air pump is commanded.
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
Clogged SAI passages
highOne of the most commonly reported causes for this code — check this first.
SAI sensor drift
mediumA plausible cause — test and verify before replacing parts.
Sensor element aged beyond calibration window
lowLess common, but worth ruling out after the more likely causes.
Related help
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