DTC C1AAA: FCM Destination Information Uninitialized [08/2013 - ]: Procedure

WARNING: This page is about a different car, the 2014 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.

READ VALUE USING TECHSTREAM (DESTINATION INFORMATION)

Connect the Techstream to the DLC3.
Turn the power switch on (IG).
Turn the Techstream on.
Wait for a minute or more with the power switch on (IG).
Enter the following menus: Chassis / Lane Departure Alert / Data List.

According to the display on the Techstream, read the Data List.

LANE DEPARTURE ALERT

Tester Display	Measurement Item/Range	Normal Condition	Diagnostic Note
Destination Information	Status of the country / NOFIX, JPN, NA, EURO, AUS, GCC, SAFC, CHINA, CANADA, NZ, THAI, TWN or ReadError	Actual country code	-

Country specification information for lane departure warning camera and vehicle match.

Turn the power switch off.

NG → See step 4

OK: Go to next step

CLEAR DTCs
1. Connect the Techstream to the DLC3.
2. Turn the power switch on (IG).
3. Enter the following menus: Chassis / Lane Departure Alert / Trouble Codes.
4. Clear DTCs.
5. Turn the power switch off.
NEXT: Go to next step
CHECK FOR DTCs (LANE DEPARTURE ALERT)
1. Connect the Techstream to the DLC3.
2. Turn the power switch on (IG).
3. Enter the following menus: Chassis / Lane Departure Alert / Trouble Codes.
4. Check for DTCs.
  OK
  
  DTC C1AAA is not output.
5. Turn the power switch off.
NG → See step 6

OK → See step 5
REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU). Refer to REMOVAL [08/2013 - ]
USE SIMULATION METHOD TO CHECK. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2013 - ]
REPLACE LANE DEPARTURE WARNING CAMERA. Refer to REMOVAL [08/2013 - ]