P2282
Air Leak Between Throttle Body and Intake Valves
The ECU detects unmetered air entering downstream of the throttle body. Typical sources are leaking intake-manifold gaskets, vacuum hoses or PCV components.
- Check engine light: Yes
- Emissions related: Yes
- Repair difficulty: medium
Common causes
Ordered by how often each turns out to be the cause.
- Leaking intake manifold gasketCommon
- Cracked vacuum hosePossible
Parts involved
- Intake Manifold
- Intake Manifold Gasket
- Vacuum Hoses
- PCV Valve
P2282 is a generic OBD-II code defined by SAE J2012. Exact wording and diagnostic procedure vary by manufacturer and model. Code definitions are drawn from the public-domain OBDex dataset; the workshop notes are our own.