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.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible ca ...
Ecu diagnosis information
Av control unit
Reference value
TERMINAL LAYOUT
PHYSICAL VALUES
Dtc index
Bose speaker amp
Reference value
TERMINAL LAYOUT
PHYSICAL VALUES
...
Three-way catalyst
The three-way catalyst is an emission control
device installed in the exhaust system. Exhaust
gases in the three-way catalyst are burned at
high temperatures to help reduce pollutants.
WARNING
The exhaust gas and the exhaust system
are very hot. Keep people, animals
or flammab ...