P0031, P0032 A/F sensor 1 heater
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
P0031
A/F SEN1 HTR (B1)
[Air fuel ratio (A/F) sensor 1 heater (bank
1)control circuit low]
The current amperage in the A/F sensor 1 heater circu ...
Malfunction indicator lamp
Component Function Check
1.CHECK MIL FUNCTION
Turn ignition switch ON.
Check that MIL illuminates.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Proceed to EC-476, "Diagnosis Procedure".
Diagnosis Procedure
1.CHECK DTC
Check that DTC UX ...
Rocker cover
Oil filler cap
Rocker cover
Rocker cover gasket
Refer to INSTALLATION
Engine front
Removal and Installation
REMOVAL
Remove intake manifold. Refer to EM-26, "Removal and
Installation".
Remove wheel and tire (RH) using a power to ...