Set Speed Does Not Cancel When The Cancel Button Is Pressed

Set speed does not cancel when the cancel button is pressed

Check for PGM-FI DTCs Initial Inspection and Diagnostic Overview.

Do the cruise control combination switch test Testing and Inspection.

Do the cruise control input test Component Tests and General Diagnostics.
Test the cancel switch signal input.

Also check for

Open circuit, loose or disconnected terminals: GRY or LT GRN wire, LT BLU or GRY wire