Code result
P22D2
Turbocharger Turbine Inlet Valve Stuck Open
High severity
What it means
Turbine inlet valve mechanically stuck open — exhaust gas flow cannot be redirected, sequential charging fails.
Is it safe to drive?
No — stop driving
This code points to a problem that can cause damage or affect safety. Avoid driving and have the vehicle diagnosed promptly.
Most likely causes
Valve seized open from carbon
highOne of the most commonly reported causes for this code — check this first.
Carbon or debris buildup preventing free movement
lowLess common, but worth ruling out after the more likely causes.
Component wear with age - mechanical play
lowLess common, but worth ruling out after the more likely causes.
Related help
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