Mercedes W204 C-Class OM651 Swirl Flap Actuator Failure P2015
Mercedes-Benz
C-Class
2007
OM651 2.2 CDI
⚡ Quick Summary
Severity Level
Medium
Safe to Drive?
✅ Safe to Drive
Safety Impact
No direct safety impact reported by owners
Urgency Level
🟡 Monitor Closely
The OM651 diesel in W204 C220 CDI has swirl flap actuators in the intake manifold. When the plastic actuator shaft shears, P2015 is stored and the broken flap can enter the engine. Many specialists recommend preventive removal with blanking plates. Actuator replacement costs £150-300.
Repair / Solution
No confirmed fixes yet. Share yours below.
⚠️ Wrong Diagnosis?
No commonly reported misdiagnoses for this fault yet. If you have replaced a part that did not fix this Mercedes-Benz C-Class 2007 problem, submit a wrong diagnosis report — it helps other drivers avoid the same costly mistake.
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