HO2S Heater Monitor

OBD SYSTEM DESCRIPTION - HO2S HEATER MONITOR

System Description / Monitoring Procedure
For both primary and secondary HO2S heaters, the system monitors proper current and loaded voltage.

DTC Description / Detecting Condition / Confirmation Procedure

P0135
Refer to DTC P0135: O2 Sensor Heater Circuit (Sensor-1). P0135

P0141
Refer to DTC P0141: O2 Sensor Heater Circuit (Sensor-2). P0141










Primary HO2S Heater Monitor










Secondary HO2S Heater Monitor




MODE $06 Data