DTC Information: DTC Detecting Condition
WARNING: This page is about a different variant/trim than selected.
| Item |
Detecting Condition |
Possible Cause |
| DTC Strategy |
Case1 |
- Multiplicative long term fuel trim upper limit reached
|
- Poor connector connection
- Air leakage or restriction in Intake or exhaust system
- Dirty engine oil or oil level too high
- Faulty PCV
- Faulty injector
- Faulty fuel system
- Faulty sensor signals
|
| Case2 |
- Additive long term fuel trim upper limit reached
|
| Enable Conditions |
Case1 |
- long term fuel trim active conditions (multiplicative)
- Torque is between 17% and 57%
- Fuel system status is closed loop
- ECT higher than 65°C (149°F)
- IAT less than 85°C (185°F)
- Canister purge control is off
|
| Case2 |
- long term fuel trim active conditions (additive)
- Engine speed less than 1000RPM
- Torque is between 5.8% and 30%
- Fuel system status is closed loop
- ECT higher than 65°C (149°F)
- IAT less than 85°C (185°F)
- Canister purge control is off
|
| Threshold Value |
Case1 |
- long term fuel trim active conditions (multiplicative)
- long term fuel trim less than or equal to -23%
|
| Case2 |
- long term fuel trim active conditions (additive)
- long term fuel trim less than or equal to -7%
|
| Diagnostic Time |
Case1 |
|
| Case2 |
|
| MIL ON Condition |
|