Heated Oxygen Sensor Heater (Rear) Inspection

1. Connect the SSTs (NGS tester) to the DLC-2.
2. Select the PID/DATA MONITOR AND RECORD function of NGS tester.
3. Select "RHO2SH R" and "RHO2SH L" on the NGS tester display. NGS shows the operation.





Specification

4. If not as specified, inspect following.
- Engine coolant temperature sensor
- Heated oxygen sensor