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

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

Do the cruise control combination switch test Testing and Inspection.

Do the cruise control input test Component Tests and General Diagnostics.
Test the res/accel switch signal input.

Check for PGM-FI DTCs How to Troubleshoot the Fuel and Emissions Systems.