MasterTuning Fault code dictionary (DTC)

P203C — Fault of priority 1:fault of function monitor in electronic accelerator (P0221)

Severity: Warning Can you drive? With caution: limp mode possible, have it checked soon Make: All makes (OBD-II standard)
MeaningFault of priority 1:fault of function monitor in electronic accelerator (P0221).
FamilyPowertrain (P)

Frequently asked questions

What does code P203C mean?

Fault of priority 1:fault of function monitor in electronic accelerator (P0221). Fault of priority 1:fault of function monitor in electronic accelerator (P0221).

Can I keep driving with code P203C active?

With caution: limp mode possible, have it checked soon

How do you fix code P203C?

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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