Symptom Chart: Cruise Control
WARNING: This page is about a different car, the 2020 Ford Mustang. However, it is still accessible from the selected car via links, so may be relevant.
Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods .
Symptom Chart
| Condition | Possible Sources | Actions |
|---|---|---|
| A module does not respond to the diagnostic scan tool | Fuse Wiring, terminals or connectors Communication concern Module |
REFER to: Communications Network . |
| The cruise control is inoperative | Refer to the Pinpoint Test | GO to Pinpoint Test A |
| The cruise control indicator lamp is never/always on | Wiring, terminals and connectors PCM IPC |
REFER to: Instrumentation, Message Center and Warning Chimes . |
| The cruise control switch is inoperative/does not operate correctly | Refer to the Pinpoint Test | GO to Pinpoint Test A |
| The cruise control does not disengage when the clutch pedal is applied | Refer to the Pinpoint Test | For 2.3L and 5.2L engines, GO to Pinpoint Test C |
| The cruise control does not disengage when the clutch pedal is applied | Refer to the Pinpoint Test | For 5.0L engine, GO to Pinpoint Test E |
| The cruise control cannot set above 105 kmh (65 mph), 113 kmh (70 mph), 121 kmh (75 mph) or 129 kmh (80 mph) | A MyKey® restricted key is in use and MyKey® maximum speed limiter is turned on | VERIFY a MyKey® restricted key is in use. With an administration key, VERIFY if MyKey® maximum speed limiter is turned on. REFER to the Owner's Manual. If necessary, VERIFY cruise control normal operation with an administration key. |