MasterTuning Fault code dictionary (DTC)

3427 — Trailer control module, residual pressure after braking

Severity: Warning Can you drive? With caution: limp mode possible, have it checked soon Make: MAN
MeaningTrailer control module, residual pressure after braking.
SystemEBS
FamilyManufacturer-native code

Frequently asked questions

What does code 3427 mean?

Trailer control module, residual pressure after braking. Trailer control module, residual pressure after braking. (System: EBS)

Can I keep driving with code 3427 active?

With caution: limp mode possible, have it checked soon

How do you fix code 3427?

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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