DTC Information And Inspection: DTC Detecting Condition
WARNING: This page is about a different car, the 2021 Hyundai Kona. However, it is still accessible from the selected car via links, so may be relevant.
| Item |
Detecting Condition |
Possible Cause |
| Main Action |
- Monitoring deviation of long term fuel trim control in part load
|
- Air restriction in intake or exhaust system
- Front HO2S or MAFS contamination
- Faulty sensor signals
- Fuel system
|
| Prerequisite Condition |
- Engine coolant temperature is higher than 73° (163.4 °F).
- Part Load Lambda adaptation active conditions:
- Engine speed is between 1, 150 and 4, 000 RPM.
- Mass Fuel Flow is between 0.010g/rev. and 0.066g/rev.
- Estimated low fuel dilution in oil (only for too rich system)
|
| Threshold Value |
- Long term partial load Fuel Trim reaches minimum limitation for 20 seconds or longer within 90 seconds. (Minimum limitation is -25%).
|
| Diagnostic Time |
|
| MIL-On Condition |
|