2999 — Retarder reduction if a
Severity: Warning
Can you drive? With caution: limp mode possible, have it checked soon
Make: MAN
| Meaning | Retarder reduction if a. |
| System | ECO2 |
| Family | Manufacturer-native code |
Frequently asked questions
What does code 2999 mean?
Retarder reduction if a. Retarder reduction if a. (System: ECO2)
Can I keep driving with code 2999 active?
With caution: limp mode possible, have it checked soon
How do you fix code 2999?
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