How to Diagnose The Genesis Poor Acceleration?

Hyundai Genesis (BH) During driving press the accelerator but no response

Model : Hyundai Genesis (BH)

Year Model: 2009

Fuel: Gasoline

T/A: Auto

Subject: Engine poor acceleration at idle and during driving.

1) Condition

1. Engine poor acceleration at idle and during driving .

2) Cause

1. Due to clogged intake air cleaner.

3) Diagnosis

1. Scan tool check = No trouble code found.
2. Visually check the engine if something sensor or other parts replace from other workshop. NO sign Engine cover full of sand soil.
3. Check for the intake air cleaner full of sand soil.
Pull out and return the air duck then run the engine the problem disappeared.

4) Repair Guides

1. Replace Air Cleaner.

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