PrecautionMixture ratio self-learning value clear
Description
This describes how to erase the mixture ratio self-learning value. For the
actual procedure, follow the instructions
in “Diagnosis Procedure”.
Work Procedure
1.START
With CONSULT
Start engine and warm it up to normal operating temperature.
Select “SELF-LEA ...
P0037, P0038 HO2S2 heater
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
P0037
HO2S2 HTR (B1)
(HO2S heater control circuit low bank 1
sensor 2)
The current amperage in the heated oxygen sensor 2 heater circuit is
...
Power supply routing circuit
Wiring Diagram —Battery Power Supply —
Wiring Diagram —Accessory Power Supply —
Wiring Diagram —Ignition Power Supply —
Fuse
If fuse is blown, be sure to eliminate cause of malfunction before
ins ...