Central locking system malfunctions (Mondeo 3)

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Cause
Your actions
A. The system is not functioning.
  1. The fuse has blown.
  2. Defect in servomotor(s).
  3. There is a break in the wiring.
  1. Replace.
  2. Check the operation, replace if necessary.
B. Locks unlock but do not lock.
  1. See A2.
  2. The multi-pin connector on the engine or in the door frame is loose or oxidized.
  3. Defect in the servo motor switch.
  1. Check the operation, replace if necessary.
  2. Check the tightness of the fit, clean if necessary.
Q. The locks lock but do not unlock.
  1. See A2.
  2. See B2 and B3.
G. One of the locks is not working.
  1. See B2.
  2. Defect in the wire or plug connection to the servo motor or door frame.
  3. Mechanical transmission parts are jammed.
  1. Check continuity at the corresponding motor terminals.
  2. Check and repair if necessary.
  3. Check the parts for functionality and tightness of fit, lightly lubricate the parts if necessary, replace worn parts.






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