MasterTuning Fault code dictionary (DTC)

P20AA — G3/8 (left O2 sensor,before CAT,cylinder 10-12),electrical malfunction (P0150)

Severity: Warning Can you drive? With caution: limp mode possible, have it checked soon Make: All makes (OBD-II standard)
MeaningG3/8 (left O2 sensor,before CAT,cylinder 10-12),electrical malfunction (P0150).
FamilyPowertrain (P)

Frequently asked questions

What does code P20AA mean?

G3/8 (left O2 sensor,before CAT,cylinder 10-12),electrical malfunction (P0150). G3/8 (left O2 sensor,before CAT,cylinder 10-12),electrical malfunction (P0150).

Can I keep driving with code P20AA active?

With caution: limp mode possible, have it checked soon

How do you fix code P20AA?

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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