OBD System Description - A/F Sensor Heater and HO2S Heater Monitor
OBD System Description - A/F Sensor Heater and HO2S Heater MonitorSystem Description/Monitoring Procedure
For both A/F sensor and HO2S heaters, the system monitors proper current and loaded voltage.
DTC Description/Detecting/Confirmation Procedure
P0031, P0032
Refer to DTC P0031/P0032. P0031
P0037, P0038
Refer to DTC P0037/P0038. P0037
A/F Sensor Heater Monitor
Operation
Enabled conditions
Typical malfunction thresholds
HO2S Heater Monitor
Operation
Enabled conditions
Typical malfunction thresholds
MODE $06 Data