2003 Ford ZX2 AutomaticFACTORY OEM SERVICE PROCEDURE

Items 20-33: Timing Drive Components Assembly Note

WARNING: This page is about a different car, the 2003 Lincoln LS. However, it is still accessible from the selected car via links, so may be relevant.
  1. If timing marks in the timing chains are not evident, use a permanent-type marker to mark the crankshaft and camshaft timing marks on the LH and RH timing chains.
    1. Mark any link to use as the exhaust camshaft timing mark.
    2. Starting with the exhaust camshaft timing mark, count 16 links and mark the link as the intake camshaft sprocket timing mark.
    3. Starting with the intake camshaft timing mark, count 25 links and mark the link as the crankshaft sprocket timing mark.
    Fig 1: Identifying Timing Chain Marks
    G01285894Courtesy of FORD MOTOR CO.
  2. Verify that the crankshaft keyway is in the eleven o'clock position.
    Fig 2: Verifying Crankshaft Keyway Is In Eleven O'Clock Position
    G01285895Courtesy of FORD MOTOR CO.
  3. CAUTION: The crankshaft keyway must remain in the eleven o'clock position until the cams are located in the neutral position, or damage to the valves can occur.
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.