P1178 — engine oil sensor (B40) engine oil condition error
Severity: Warning
Can you drive? With caution: limp mode possible, have it checked soon
Make: Mercedes-Benz
| Meaning | engine oil sensor (B40) engine oil condition error. |
| Family | Powertrain (P) |
Frequently asked questions
What does code P1178 mean?
engine oil sensor (B40) engine oil condition error. engine oil sensor (B40) engine oil condition error.
Can I keep driving with code P1178 active?
With caution: limp mode possible, have it checked soon
How do you fix code P1178?
Diagnosis starts from reading the live ECU parameters: the code points to the fault area, not to the part to replace. A vehicle-electronics specialist can test the component and clear the code after the repair.
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Where to get it fixed
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