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 ...
Fluid cooler tube
Exploded View
1. Fluid cooler tube A 2. Copper sealing washer 3. Fluid cooler tube B
4. Bolt 5. Transaxle assembly
Removal and Installation
WARNING:
Do not open the radiator cap or drain plug when the engine is hot.
There is a danger that hot liquid
may spray out, causing serious in ...