Symptoms Verification
- The engine control module (ECM) and the malfunction indicator lamp (MIL) are operating correctly.
- There are no DTCs stored.
- The scan tool data is within the normal operating range.
- Bulletins are not available for the current symptom.
- The ECM grounds are clean, tight, and in the correct locations.
- The vehicle tires are correctly inflated and meet original equipment specifications.
- The air filter element is not restricted.