FixVault

DTC Detection Logic

DTC DETECTION CONDITION

DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detecting condition
P1148 CLOSED LOOP-B1 (Closed loop bank 1) The closed loop control function for bank 1 does not operate even when vehicle is being driven in the specified condition.
P1168 CLOSED LOOP-B2 (Closed loop bank 2) The closed loop control function for bank 2 does not operate even when vehicle is being driven in the specified condition.