DTC U0418-9A (Millimeter Wave Radar)

DTC U0418-9A  : Temporary stop of Integrated Driver Support System (Not Start-Up Electric Brake Booster Control Unit)

NOTE: 

• Before you troubleshoot, review the general troubleshooting information .
• These DTCs are recorded when the electric brake booster cannot temporarily receives a brake request from the integrated driver support system due to a drop in the 12 volt battery voltage supplied to the electric brake booster.
• If this DTC is recorded, some of the integrated driver support system functions are temporarily canceled but it is not a failure.
• When the electric brake booster returns to normal, the temporarily cancelled integrated driver support system functions are re-activated.
• The functions of the integrated driver support system that will be temporarily canceled when this DTC is recorded can be confirmed with the DTC troubleshooting index .

DTC (IDAS)

1. DTC check

   -1. Turn the vehicle to the ON mode, then wait for at least 6 seconds.

   -2. Check for DTCs with the HDS.

   DTC Description	DTC
   U0418-9A Temporary stop of Integrated Driver Support System (Not Start-Up Electric Brake Booster Control Unit)

   Is there any DTC(s) other than U0418-9A?

   YES 

   Perform a troubleshooting for the recorded DTC.

   NO 

   Clear the DTC with the HDS and explain to the customer that it is not a failure.