LEMON Manuals: Even more car manuals for everyone
Home >> Ford >> 2000 >> ZX2 Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 534 (Noise, Vibration & Harshness - F250-F550 Super Duty) >> Diagnosis And Testing >> Noise, Vibration and Harshness (NVH) >> Pinpoint Tests >> Pinpoint Test B: Engine Ticking Noise

Pinpoint Test B: Engine Ticking Noise

WARNING: This page is about a different car, the 2006 Ford Pickup, 2006 Ford F550 Super Duty, 2006 Ford F450 Super Duty, and 2006 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
  1. B1 CHECK FOR TICKING NOISE AT THE FUEL RAIL 
    • Disconnect the first fuel line clip.
    • Is the ticking noise gone? 

    Yes  : CHECK for TSB for applicable vehicle. REPAIR as necessary. TEST the system for normal operation.

    No  : Go to B2.

  2. B2 CHECK FOR TICKING NOISE AT THE FUEL INJECTOR 
    • Using an EngineEAR, listen at the fuel injectors by placing a probe on each injector. To isolate the faulty injector, disconnect the injector electrical connector and listen for the noise.
    • Is the fuel injector the source of the ticking noise? 

    Yes  : INSTALL a new fuel injector. REFER to FUEL CHARGING & CONTROLS - 5.4L (3V) for 5.4L engines, FUEL CHARGING & CONTROLS - 6.8L (3V) for 6.8L engines or FUEL CHARGING & CONTROLS - 6.0L DIESEL for 6.0L engines. TEST the system for normal operation.

    No  : Go to B3.

  3. B3 CHECK THE BELT TENSIONER FOR TICKING NOISE 
    • Inspect the accessory drive. Check for the belt tensioner bottoming at end of travel or not at end of stroke.
    • Using an EngineEAR, listen at the belt tensioner.
    • Is the belt tensioner the source of the noise? 

    Yes  : INSTALL a new belt tensioner. TEST the system for normal operation.

    No  : Go to B4.

  4. B4 CHECK THE WATER PUMP FOR TICKING NOISE 
    • Using an EngineEAR, listen at the water pump for ticking noise.
    • Is the water pump the source of the noise? 

    Yes  : INSTALL a new water pump. REFER to ENGINE COOLING . TEST the system for normal operation.

    No  : Go to B5.

  5. B5 CHECK FOR AN OBSTRUCTION OF THE COOLING FAN 
    • Inspect the cooling fan for obstructions.
    • Check the cooling fan and shroud for wear or damage.
    • Was there an obstruction or does the cooling fan show signs of damage? 

    Yes  : REPAIR or INSTALL a new cooling fan. REFER to ENGINE COOLING . TEST the system for normal operation.

    No  : Go to B6.

  6. B6 CHECK THE OIL PUMP FOR TICKING NOISE 
    • Check the oil pump using EngineEARs and probe at the oil filter adapter to verify the oil pump as a source.
    • Is the oil pump the source of the noise? 

    Yes  : INSTALL a new oil pump. REFER to ENGINE - 5.4L (3V) for 5.4L engines, ENGINE - 6.8L (3V) for 6.8L engines or ENGINE - 6.0L DIESEL for 6.0L engines. TEST the system for normal operation.

    No  : Go to B7.

  7. B7 CHECK VALVE LIFTERS OR LASH ADJUSTERS FOR CORRECT OPERATION 
    • Check valve lifter/lash adjuster for correct operation, using EngineEARs.
    • Are the valve lifters/lash adjusters operating correctly? 

    Yes  : VERIFY customer concern. CONDUCT a diagnosis of other suspect components.

    No  : INSTALL a new valve lifter/lash adjuster(s). REFER to ENGINE - 5.4L (3V) for 5.4L engines, ENGINE - 6.8L (3V) for 6.8L engines or ENGINE - 6.0L DIESEL for 6.0L engines. TEST the system for normal operation.

scientia non olet · About LEMON Manuals