MasterTuning Fault code dictionary (DTC)

3187 — CAN data bus primary retarder configuration information

Severity: Warning Can you drive? With caution: limp mode possible, have it checked soon Make: MAN
MeaningCAN data bus primary retarder configuration information.
SystemAST
FamilyManufacturer-native code

Frequently asked questions

What does code 3187 mean?

CAN data bus primary retarder configuration information. CAN data bus primary retarder configuration information. (System: AST)

Can I keep driving with code 3187 active?

With caution: limp mode possible, have it checked soon

How do you fix code 3187?

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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