P1148 closed loop control
DTC Logic
DTC DETECTION LOGIC
NOTE:
DTC P1148 is displayed with DTC for A/F sensor 1.
When the DTC is detected, perform the trouble diagnosis of DTC corresponding to
A/F sensor 1.
DTC No.
Trouble diagnosis
(Trouble diagnosis content)
DTC detecting condition
Possible cause ...
Seat belt retractor
SEAT BELT RETRACTOR : Removal and Installation
REMOVAL
CAUTION:
Before servicing, turn ignition switch OFF, disconnect battery negative terminal
and wait at least three
minutes.
Disconnect both the negative and positive battery cables, then wait at
least three minutes. Refer to PG " ...