Code No. C1808: Noise Error



caution When the ACC/FCM-ECU is replaced, calibrate the radar (refer to ).

OPERATION


The ACC/FCM-ECU will disable the ACC system when it detects a noise.

DIAGNOSIS CODE SET CONDITION


This diagnosis code is set when the abnormality below is detected:

note A diagnosis code is not set as a historic fault.

PROBABLE CAUSE




DIAGNOSIS PROCEDURE


Check whether the diagnosis code is set again.


Check again if the diagnosis code is set in the ACC/FCM-ECU.
(1)Erase the diagnosis code.
(2)Turn the ignition switch from "LOCK" (OFF) position to "ON" position.
(3)Start the engine.
(4)Press the ACC ON/OFF switch to turn the ACC system to ON.
(5)On completion, check that the diagnosis code is set again.

Q. Is diagnosis code No. C1808 set?

Replace the ACC/FCM-ECU (Refer to ).
This diagnosis is complete.