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Home >> Ford >> 2006 >> Focus ZX5 SE, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 783 (Starting System - Diesel Engine - F250-F550) >> Diagnostic Tests >> Starting System >> Pinpoint Tests >> Pinpoint Test C: The Engine Cranks Slowly >> Pinpoint Test C: The Engine Cranks Slowly

Pinpoint Test C: The Engine Cranks Slowly

WARNING: This page is about a different car, the 2007 Ford Pickup, 2007 Ford F550 Super Duty, 2007 Ford F450 Super Duty, and 2007 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Before beginning this test, be sure that the battery is tested and fully charged.
  1. C1 CHECK THE VOLTAGE TO THE STARTER 
    • Key in OFF position.
    • Measure the voltage between starter motor solenoid positive terminal and ground.
      • Fig 1: Checking Voltage To The Starter
      GF0002862Courtesy of FORD MOTOR CO.
    • Is the voltage 12.5 volts or greater? 
    1. YES  : Go to  C2.
    2. NO  : REPAIR the circuit between the battery and the starter solenoid. CLEAN and TIGHTEN the connections at the battery terminals. TEST the system for normal operation.
  2. C2 CHECK THE MOTOR GROUND CIRCUIT 
    • Carry out the Motor Ground Circuit test. Refer to Component Tests in this article.
    • Is the ground OK? 
    1. YES  : INSTALL a new starter motor. TEST the system for normal operation.
    2. NO  : REPAIR the ground circuit as necessary. TEST the system for normal operation.
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