Set Speed Does Not Resume When The Resume/Accel Button Is Pressed (M/T Model)
Set speed does not resume when the resume/accel button is pressed (with the cruise control main switch turned on, and set speed temporarily canceled by pressing the clutch pedal) (M/T model)
Do the cruise control combination switch test Testing and Inspection.
Do the cruise control input test Component Tests and General Diagnostics.
Test the resume/accel switch signal input.
Check for PGM-FI DTCs Initial Inspection and Diagnostic Overview.
Also check for
Open circuit loose or disconnected terminal: LT BLU or GRY wire