Mercedes C-Class Throttle Body Carbon Build-Up
Mercedes-Benz
C-Class
2007
M271 1.8 Turbo
⚡ Quick Summary
Severity Level
Low
Safe to Drive?
⚠️ Drive with Caution
Safety Impact
Indirect risk — worth monitoring, not urgent
Urgency Level
🟢 Low Priority
Carbon deposits on the M271 throttle body cause stalling at idle and hesitation when pulling away. Throttle body cleaning with throttle cleaner spray resolves most cases. Cost: £80-150 at a workshop.
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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