SYMPTOM TROUBLESHOOTING CHART [CRUISE CONTROL SYSTEM]


id0103c8800600

Malfunction

Possible Cause

Action

• The cruise control is inoperative - no flash codes
• CJB fuse
• Circuit
• Clock Spring
• Brake switch
• Clutch switch (MTX)
• TR switch (ATX)
• Brake switch 2
• Cruise control switch
• PCM
• Cruise actuator
• The set speed fluctuates
• Circuit
• Cruise actuator
• PCM
• Base engine problem
• Loose or binding actuator cable between the cruise actuator and the throttle body
• The cruise control does not disengage when the brakes are applied
• Circuit
• Brake switch 2
• Brake switch
• The cruise control does not disengage when the clutch is applied
• Circuit
• Clutch switch (MTX)
• The cruise control switch is inoperative
• Cruise control switch
• Cruise actuator
• Flash with last switch pressed and dynamic pull occurs at throttle
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Test passed.
• Flash with last switch pressed, but no dynamic pull occurs at throttle and the cruise control is inoperative
• Actuator cable
• Cruise actuator
• Flash with last switch pressed, dynamic pull occurs at throttle and the cruise control is inoperative
• CJB fuse
• Circuit
• Clock Spring
• Brake switch
• Clutch switch (MTX)
• TR switch (ATX)
• Brake switch 2
• Cruise control switch
• PCM
• Cruise actuator
• Flash Code 2 - brake switch circuit failure
• Circuit
• Brake switch
• Cruise actuator
• Flash Code 3 - brake switch 2 circuit failure
• CJB fuse
• Circuit
• Brake switch 2
• Cruise actuator
• Flash Code 4 - clutch/neutral switch circuit failure
• Clutch switch (MTX)
• PCM
• The cruise control indicator light is always on
• Circuit
• Cruise actuator
• Instrument cluster