Engine Abnormal Noise While Fuel Cut-Off Control (3.0L Engine)

Diagnostic procedure 

• Check for PGM-FI DTCs - Refer to: Fuel and Emissions Systems DTC Troubleshooting Index(3.0L Engine (USA/Canada models)) or Fuel and Emissions Systems DTC Troubleshooting Index .
• Inspect the turbocharger bypass control valve vacuum hose for squashes or damages.
• Check the turbocharger bypass control valve - Refer to: Turbocharger Bypass Control Valve Inspection(2.0L Engine) or Turbocharger Bypass Control Valve Inspection(3.0L Engine) .