Mercedes C-Class ABS and ESP Warning Light — Hydraulic Unit
Mercedes-Benz
C-Class
2000
All W203
⚡ Quick Summary
Severity Level
High
Safe to Drive?
⚠️ Drive with Caution
Safety Impact
Can become a safety issue if left unresolved
Urgency Level
🟠 Fix Soon
ABS and ESP warning lights illuminating together on W203 indicates a fault beyond a simple sensor. Hydraulic unit pump faults and control module faults trigger both lights simultaneously. Scan for C-codes before replacing expensive components.
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 Mercedes-Benz C-Class 2000 problem, submit a wrong diagnosis report — it helps other drivers avoid the same costly mistake.
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