Pinpoint Test C: Accessory Drive Bearing Hoot
WARNING: This page is about a different car, the 2005 Ford RV Cutaway, 2005 Ford Econoline, 2005 Ford E450 Super Duty, and 2005 Ford Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
- C1 CHECK THE ACCESSORY DRIVE IDLER AND TENSIONER PULLEY BEARINGS
- Carry out Vehicle Cold Soak Procedure .
- Key in START position.
- Place an EngineEAR probe directly on the pulley center post or bolt to verify which bearing is making the noise.
- Key in OFF position.
- Is either bearing making the noise?
- Yes : INSTALL a new pulley/idler. CARRY OUT Vehicle Cold Soak Procedure and TEST the system for normal operation.
- No : CONDUCT a diagnosis on other suspect accessory drive components.