B1422 — Series interface (K1) connection to instrument cluster (A1)
Severity: Warning
Can you drive? With caution: limp mode possible, have it checked soon
Make: Mercedes-Benz
| Meaning | Series interface (K1) connection to instrument cluster (A1). |
| Family | Body (B) |
Frequently asked questions
What does code B1422 mean?
Series interface (K1) connection to instrument cluster (A1). Series interface (K1) connection to instrument cluster (A1).
Can I keep driving with code B1422 active?
With caution: limp mode possible, have it checked soon
How do you fix code B1422?
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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