Work step 9: Diagnostic oxygen sensor control system
- Engine running at idle:
| System in Basic Setting Q Input display group number XXX |
When indicated on display
- Input "037" for "display group number 037" and press Q button to confirm input.
| System in Basic Setting 37 " 1 2 3 4 |
When indicated on display
- Check the specified value in display field 4:
| Display fields | ||||
| 1 | 2 | 3 | 4 | |
| Display group 37: Oxygen sensor control system | ||||
| Display | xx.x % | x.xxx V | x.x ms | --- |
| Indicated | Load | Voltage of oxygen sensor behind catalytic converter | Dwell time of oxygen sensor before catalytic converter, Bank 1 | Diagnostic condition |
| Work area | 0 - 175 % | 0.000 - 1.000 V | --- | Test OFF Test ON System OK System not OK |
| Specified value: | 12% - 30% | 0.100 - 0.900 V | -1200 ms to 1200ms | System OK |
| If "System not OK" is displayed, Check DTC Memory. Refer to Diagnostic Trouble Code (DTC) memory, checking and erasing . | ||||
If specified value "System OK" is obtained:
- Press -C- button.