For 1990-2009 cars

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
1 | Was the Cruise Control System Check performed? | -- | Go to Step 2 | Go to Cruise Control System Check
2 |

1. Install the scan tool.
2. Select BRAKE/P-N SW from the cruise control data list.
3. Turn ON the ignition, with the engine OFF.
4. Apply the brake pedal.

Does the scan tool display the specified value?

ACTIVE

Go to Step 3

Go to Step 4

3 | With the brake pedal still applied, observe the BRAKE SWITCH parameter on the scan tool. Does the scan tool display the specified value? | APPLIED | Go to Step 5 | Go to Step 6
4 | Replace the cruise control release switch. Is the replacement complete? | -- | Go to Step 5 | --
5 | Verify that the cruise control disengages properly. Does the cruise control disengage properly? | -- | System OK | Go to Step 7
6 | Replace the stop lamp switch. Is the replacement complete? | -- | Go to Step 5 | --
7 | Replace the cruise control module. Is the replacement complete? | -- | Go to Step 5 | --