Do you need a diagnostic scanner for a cruise control servo?
You don’t need a diagnostic scanner to do this either, just the car. From what you describe I think the cruise control servo (motor with a spool of cable that controls the throttle body for CC) is bad, but this test will tell you for sure where the problem lies.
What does it mean when your cruise control stops working?
0 Flashes (no flash after last button is pushed): suspect circuitry or speed control steering wheel switches. 2 Flashes: BPP (brake pedal position) switch is damaged, circuit is damaged, or the brake or clutch pedal was applied during test.
How does a cruise control test work on a car?
The test is basically this: you’re going to be turning the ignition key on and off repeatedly and then hitting the cruise control buttons quickly in a specific sequence, and then the cruise control light will blink repeatedly, and the number of blinks tells you where the fault is.
Where is the cruise control on a focus?
The cruise control servo sits at the back of the engine and is fairly protected, shouldn’t have been affected unless somebody were reckless changing the transmission. Do the self diagnostic and see what you get from it. Check the switches attached to the brake pedal, and clutch pedal if you have a manual trans.
How can I diagnose my cruise control issue?
You’ve already diagnosed your cruise control issue; there is something wrong in your brake light circuit. That is what you need to diagnose. Inspect function of your front & rear brake lights. Make sure that your front switch is not sensitive. If the brake light can be triggered by vibration, it will cancel your cruise.
Why is my cruise control light not working?
Most common reason for cruise issues is, broken front brake switch. Or brake light staying on. Check that 1st. From there, we suggest checking for possible stored diagnostic trouble codes 1st. If there are no clues there, we would begin by testing the cruise control switches with a test light or multimeter.
Can a brake light disengage cruise control?
Brake Light Switch – As cruise control is automatically cancelled by depressing the brake, some vehicles may disengage cruise control if it cannot detect the brake light switch. Brake Lights – In some systems, cruise control is disabled when a brake light is blown.
What does it mean to have cruise control?
Cruise control is a system to maintain vehicle speed without direct driver input. When you want to engage cruise control, you first turn the system “On” with a button or switch. However, this alone does not start the cruise control.