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 ...
Transaxle
Transaxle : cross-sectional view
1. Converter housing 2. Oil pump 3. Low clutch
4. Rear planetary gear 5. Low & reverse brake 6. Front planetary gear
7. Low one-way clutch 8. High clutch 9. Reverse clutch
10. 2-4 brake band (Brake band) 11. Band servo piston 12. Side cover
13. Output ...