( TL19E30A14500000000HAAT04 )

Vehicle does not decelerate or accelerate accordingly when the set/decel or resume/accel switch is pressed

Diagnostic procedure

1. Check for PGM-FI DTCs.
2. Do the cruise control input test. Test the cruise control set/decel and resume/accel switch signal input.
3. Do the cruise control combination switch test.

Also check for

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