( TL19E00K70900081300FAAT00 )

DTC Troubleshooting: 30

1. Check for voltage between the ACC unit 20P connector No. 1 terminal and body ground.

Is there battery voltage?

YES | - | Repair a short to power in the wire between the ACC unit and the relay circuit board, or between the ACC unit and the brake lights circuits.■
NO | - | Check for loose or poor connections. If OK, update the ACC unit, then recheck. If the ACC unit was update already, replace the ACC unit. ■

1. Clear the DTCs with the HDS.

1. Turn the main switch to ON.

1. Check the brake lights with the brake pedal pressed.

Do the brake lights come on?

YES | - | Go to Step 15 .
NO | - | Go to Step 38 .

1. Check for DTCs with the HDS.

Is DTC 30 indicated?

YES | - | Go to Step 16
NO | - | Go to Step 21 .

1. Turn the ignition switch to LOCK (0).

1. Remove the relay circuit board.

1. Disconnect the 20P connector from the ACC unit.