MasterTuning Fault code dictionary (DTC)

6009 — ERC_RD message, secondary retarder

Severity: Warning Can you drive? With caution: limp mode possible, have it checked soon Make: MAN
MeaningERC_RD message, secondary retarder.
SystemZBR2
FamilyManufacturer-native code

Frequently asked questions

What does code 6009 mean?

ERC_RD message, secondary retarder. ERC_RD message, secondary retarder. (System: ZBR2)

Can I keep driving with code 6009 active?

With caution: limp mode possible, have it checked soon

How do you fix code 6009?

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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