( TF09E80A20300000000HAAT14 )
Low power (MIL works OK, no DTCs set)
Diagnostic procedure
  1. Test the fuel pressure.
  2. Check the air cleaner element.
  3. Test the throttle body.
  4. Except KQ model: Inspect the three way catalytic converter (TWC).
  5. Except KQ model: Test the injectors.
  6. Troubleshoot the VTEC system oil pressure.
Also check for
  • Fuel contamination
  • Low compression
  • Camshaft timing
  • Engine oil level