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 ...
Air breather hose
Removal and Installation
REMOVAL
Remove air duct (inlet). Refer to EM "Exploded View".
Remove air breather hose from transaxle assembly.
INSTALLATION
Installation is in the reverse order of removal.
CAUTION:
Check that air breather hose is not collapsed or blocked due to ...