Testing With SST
1. Connect the SST to the data link connector-2.
2. Select the PID/DATA MONITOR AND RECORD function of NGS.
3. Select "FHO2S R", "FHO2S L", "MHO2S" and "RHO2S" on the NGS display. NGS measures and shows the voltage.
Specification
4. If not as specified, inspect following.
- Intake-air system
- Fuel system
- On-board diagnosis system
If these systems are okay, replace the heated oxygen sensor.
Tightening torque
30 - 49 N.m {3.0 - 5.0 kgf.m, 22 - 36 ft.lbf}