DTC Information And Inspection: DTC Detecting Condition
WARNING: This page is about a different variant/trim than selected.
| Item |
Detecting Condition |
Possible Cause |
| DTC Strategy |
|
- Poor connector connection
- Related fuse blown or missing
- Heater control circuit open or short
- Power supply circuit open or short
- Poor connection or damaged harness
- Faulty HO2S (B1/S2)
|
| Enable Condition |
- O2 sensor pre-heating phase finished (dew point passed)
- No relevant failure
- Coolant temperature drop since the last engine stop more than 25°C (77°F)
- Battery voltage between 11 and 16V
- O2 sensor heater control duty between 3.5 and 96.5%
- O2 sensor operative ready (to ensure no open circuit failure present)
|
| Threshold Value |
- HO2S internal resistance is higher than 10000Ω to 18000Ω
|
| Diagnostic Time |
|
| MIL ON Condition |
|