MasterTuning Fault code dictionary (DTC)

DF997 — Control box connection Heaters

Severity: Warning Can you drive? With caution: limp mode possible, have it checked soon Make: Renault
MeaningControl box connection Heaters.
FamilyManufacturer-native code

Frequently asked questions

What does code DF997 mean?

Control box connection Heaters. Control box connection Heaters.

Can I keep driving with code DF997 active?

With caution: limp mode possible, have it checked soon

How do you fix code DF997?

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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