( TL19E00H10800000000FAAT14 )

ACC Symptom Troubleshooting - Adaptive cruise control (ACC) activation indicator (green) does not come on

Adaptive Cruise Control (ACC) Activation Indicator (green) Does Not Come On

1. Do the gauge control module self-diagnostic function.

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. Test the ACC combination switch.

Is the switch OK?

YES | - | Go to Step 3 .
NO | - | Replace the ACC combination switch test. ■

1. Turn the ignition switch to ON (II).

1. Check for voltage between the ACC combination switch 12P connector No. 5 terminal and body ground.

Is there about 12 V?

YES | - | Repair an open in the wire between the ACC combination switch and body ground.■
NO | - | Repair an open in the wire between the ACC combination switch and the gauge control module.■