Porsche Cayenne 957 3.0 TDI EGR Cooler Failure
Porsche
Cayenne
2007
3.0 TDI V6
⚡ Quick Summary
Severity Level
High
Safe to Drive?
🚫 Do NOT Drive
Safety Impact
Direct safety risk — affects safe operation of the vehicle
Urgency Level
🟠 Fix Soon
The EGR cooler on 3.0 TDI Cayenne can crack internally, allowing coolant to enter the intake manifold. White smoke with a coolant smell and coolant level drop without visible external leak are the symptoms. EGR cooler replacement costs £400-800.
Onarım / Çözüm
No confirmed fixes yet. Share yours below.
⚠️ Yanlış Teşhis mi?
No commonly reported misdiagnoses for this fault yet. If you have replaced a part that did not fix this Porsche Cayenne 2007 problem, submit a wrong diagnosis report — it helps other drivers avoid the same costly mistake.
🚗 More About This Vehicle
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