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Diagnosis and Testing|Removal and Installation > < Air Cleaner

Mondeo 2007.5 (02.2007-)

Intake Air Distribution and Filtering - 2.5L Duratec (VI5) - Intake Air Distribution and Filtering Mondeo 2007.5 (02/2007-)
Diagnosis and Testing

Inspection and Verification

  1. Verify the customer concern.
  1. Visually inspect for obvious signs of mechanical or electrical damage.

Visual Inspection Chart

Mechanical Electrical
  • Air cleaner element
  • Air cleaner intake pipe
  • Air cleaner outlet pipe
  • Charge air cooler
  • Charge air cooler intake pipe
  • Charge air cooler outlet pipe
  • Mass air flow (MAF) sensor
  • Manifold absolute pressure (MAP) sensor
  • Electrical connector(s)
  1. If an obvious cause for an observed or reported concern is found, correct the cause (if possible) before proceeding to the next step.
  1. If the cause is not visually evident, verify the symptom and refer to the Symptom Chart.

Symptom Chart

Symptom Possible Sources Action
Excessive intake air noise
*
Detached air cleaner pipe(s).
*
Detached turbocharger pipe(s).
*
Detached charge air cooler pipe(s).
*
CHECK the pipe(s) for security and leaks to atmosphere. INSTALL new intake air components as necessary. TEST the system for normal operation.
Oil in the air intake system
*
Blocked or damaged PCV pipe(s)/hose(s).
*
Blocked or damaged crankcase vent oil separator.
*
REFER to: Engine Emission Control (303-08G Engine Emission Control - 2.5L Duratec-ST (VI5), Diagnosis and Testing).
*
Turbocharger.
*
REFER to: Turbocharger (303-04E Fuel Charging and Controls - Turbocharger - 2.5L Duratec-ST (VI5), Diagnosis and Testing).
Water in the air cleaner
*
Air intake pipe splash shield.
*
CHECK the air intake pipe splash shield for correct installation and alignment. REPAIR/INSTALL the air intake pipe splash shield as necessary. TEST the system for normal operation.
*
Blocked air cleaner drain.
*
CHECK the air cleaner drain for blockage. TEST the system for normal operation.
Engine lacks power
*
Air cleaner element blocked.
*
INSPECT the air cleaner for signs of blockage. INSTALL a new air cleaner element as necessary.
*
Charge air cooler pipe(s).
*
INSPECT the charge air cooler pipes for damage. INSTALL a new charge air cooler pipe(s) as necessary.
*
Charge air cooler blocked.
*
INSPECT the charge air cooler for blockage. INSTALL a new charge air cooler as necessary.
REFER to: Charge Air Cooler (303-12B Intake Air Distribution and Filtering - 2.5L Duratec-ST (VI5), Removal and Installation).
*
Fuel charging and controls
*
REFER to: Fuel Charging and Controls (303-04D Fuel Charging and Controls - 2.5L Duratec-ST (VI5), Diagnosis and Testing).
*
Turbocharger.
*
REFER to: Turbocharger (303-04E Fuel Charging and Controls - Turbocharger - 2.5L Duratec-ST (VI5), Diagnosis and Testing).
*
Engine.
*
REFER to: Engine (303-00 Engine System - General Information, Diagnosis and Testing).

Diagnosis and Testing|Removal and Installation > < Air Cleaner