MasterTuning Fault code dictionary (DTC)

U1253 — SCP (J1850) Invalid or Missing Data for Class A Functions

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 Class A Functions.
FamilyNetwork (U)

Frequently asked questions

What does code U1253 mean?

SCP (J1850) Invalid or Missing Data for Class A Functions. SCP (J1850) Invalid or Missing Data for Class A Functions.

Can I keep driving with code U1253 active?

With caution: limp mode possible, have it checked soon

How do you fix code U1253?

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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