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Home >> Ford >> 2009 >> Taurus SE >> Repair and Diagnosis >> External Pages >> Different car >> Section 1233 (Cruise Control System) >> Diagnostic Tests >> Speed Control >> Symptom Chart
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Symptom Chart

WARNING: This page is about a different car, the 2008 Mercury Sable, 2008 Ford Taurus X, and 2008 Ford Taurus. However, it is still accessible from the selected car via links, so may be relevant.
Symptom Chart

Condition Possible Sources Action
  • The speed control is inoperative
  • Wiring, terminals and connectors
  • PCM not configured for speed control
  • Parking brake system concern
  • Speed control switch
  • Digital transmission range (TR) sensor
  • Vehicle speed signal
  • PCM
  • The speed control indicator lamp is never/always on
  • Wiring, terminals and connectors
  • PCM
  • Instrument cluster (IC)
  • The set speed fluctuates
  • Wiring, terminals and connectors
  • PCM
  • Output shaft speed (OSS) sensor