Service data and specifications (SDS)
PrecautionP0031, P0032 A/F sensor 1 Heater
DTC Logic
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P0031
A/F SEN 1 HTR (B1)
(HO2S heater control circuit
low bank 1 sensor 1)
The current amperage in the A/F sensor 1 heater
circui ...
Special Service Tool
The actual shapes of Kent-Moore tools may differ from those of special
service tools illustrated here.
CAUTION:
Every time the vehicle is lifted up, maintain the complete vehicle
curb condition.
Since the vehicle's center of gravity changes when removing main
parts on the front si ...
Symptom diagnosis
Audio system
Symptom table
Related to audio
Related to hands-free phone
Before performing diagnosis, confirm that the cellular phone being used
by the customer is compatible with
the vehicle.
It is possible that a malfunction is occurring due to a version change
of the phone ...