MasterTuning Fault code dictionary (DTC)

U1147 — SCP (J1850) Invalid or Missing Data for Vehicle Security

Severity: Warning Can you drive? With caution: limp mode possible, have it checked soon Make: All makes (OBD-II standard)
MeaningSCP (J1850) Invalid or Missing Data for Vehicle Security.
FamilyNetwork (U)

Frequently asked questions

What does code U1147 mean?

SCP (J1850) Invalid or Missing Data for Vehicle Security. SCP (J1850) Invalid or Missing Data for Vehicle Security.

Can I keep driving with code U1147 active?

With caution: limp mode possible, have it checked soon

How do you fix code U1147?

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.

Need help with this fault?

We are ECU specialists: diagnosis, file repair and remapping for cars, bikes, trucks and agricultural vehicles.

Contact us
Where to get it fixed

Related codes