Surge at Steady Speed

CONDITION
^ Surge at steady speed

POSSIBLE SOURCE
^ AIRD valve malfunction.
- Perform AIRD valve diagnosis. Go to pinpoint test step A1R12. AIR12 - Visually Inspect AIRD Valve

^ AIRD solenoid malfunction.
- Perform solenoid diagnosis. Go to pinpoint test step AIR27. AIR27 - Check Air Solenoid