P1148

DTC P1148 CLOSED LOOP CONTROL

On Board Diagnosis Logic

NOTE:
DTC P1148 is displayed with another DTC for air fuel ratio (A/F) sensor 1.
Perform the trouble diagnosis for the corresponding DTC.
This self-diagnosis has the one trip detection logic.







Diagnosis Procedure

DTC P1148 is displayed with another DTC for air fuel ratio (A/F) sensor 1.
Perform the trouble diagnosis for the corresponding DTC. Emission-Related Diagnostic Information.