Cruise Control Symptom Troubleshooting Index (Cruise Control)

Symptom	Diagnostic procedure	Also check for
Cruise control cannot be set	Check the PGM-FI system . Check the No. D21 (10 A) fuse in the under-dash fuse/relay box. Do the cruise control combination switch test . Do the cruise control input test .	Open circuit, loose or disconnected terminals: wires between the cruise control combination switch and the gauge control module Faulty gauge control module Faulty cable reel
Cruise control can be set, but the cruise main indicator does not come on	Do the gauge control module self-diagnostic function procedure . Do the cruise control input test . Test the cruise main indicator signal input. Check the PGM-FI system .	Faulty gauge control module
Cruise control can be set, but the cruise control indicator does not come on	Do the gauge control module self-diagnostic function procedure . Do the cruise control input test . Test the cruise control indicator signal input. Check the PGM-FI system .	Faulty gauge control module
Vehicle does not accelerate accordingly when the RES+ switch is pressed	Do the cruise control combination switch test . Do the cruise control input test . Test the RES+ switch signal input. Check the PGM-FI system .
Vehicle does not decelerate accordingly when the SET- switch is pressed	Do the cruise control combination switch test . Do the cruise control input test . Test the RES- switch signal input. Check the PGM-FI system .
Set speed does not cancel when the brake pedal is pressed	Do the brake pedal position switch test . Do the cruise control input test . Test the brake pedal position switch signal input. Check the PGM-FI system .	Faulty brake pedal position switch An open in the wire between the PCM and the brake pedal position switch A wire shorted to ground or power between the PCM and the brake pedal position switch
Set speed does not cancel when the CRUISE switch is pressed	Do the cruise control combination switch test . Do the cruise control input test . Test the CRUISE switch signal input. Check the PGM-FI system .
Set speed does not cancel when the CANCEL switch is pressed	Do the cruise control combination switch test . Do the cruise control input test . Test the CANCEL switch signal input. Check the PGM-FI system .

Symptom	Diagnostic procedure	Also check for
Set speed does not resume when the RES+ switch is pressed (with the CRUISE button pressed on, and set speed temporarily canceled by pressing the brake pedal)	Check the PGM-FI system . Do the cruise control combination switch test . Do the cruise control input test . Test the RES+ switch signal input.
Set speed does not resume when the RES+ switch is pressed (with the CRUISE switch pressed on, and set speed temporarily canceled by pressing the CANCEL switch)	Check the PGM-FI system . Do the cruise control combination switch test . Do the cruise control input test . Test the RES+ switch signal input.