ACC Symptom Troubleshooting - Adaptive cruise control (ACC) activation indicator (green) does not go off
Adaptive Cruise Control (ACC) Activation Indicator (green) Does Not Go Off
Is the gauge control module OK?
YES -
Go to Step 2 .
NO -
Substitute a known-good gauge control module and recheck. If the problem goes away, replace the original gauge control module. ■
  1. Turn the ignition switch to ON (II).
  1. Watch the ACC activation indicator.
Does the ACC activation indicator go off?
YES -
NO -
Repair a short to ground in the wire between the ACC combination switch and the gauge control module.■