Vehicle Does Not Accelerate Accordingly When the Resume/Accel Button Is Pressed

Vehicle does not accelerate accordingly when the resume/accel button is pressed

Do the cruise control input test Cruise Control (PCM) Input Test.
Test the cruise control resume/accel switch signal input.

Do the cruise control combination switch test Service and Repair.

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

Also check for

Open circuit, loose or disconnected terminals: LT GRN/BLK