DESCRIPTION
DTC C1A52 is stored when the ECM cannot recognize the millimeter wave radar sensor assembly.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
MIL |
---|---|---|---|---|
C1A52 |
Radar Cruise Control Presence Determination Malfunction (Engine / HV) |
Approximately 17 seconds after the ignition switch is turned to ON, the ECM cannot recognize the millimeter wave radar sensor assembly for approximately 1.3 seconds or more. |
|
Does not come on |
CAUTION / NOTICE / HINT
NOTICE:
Click here
w/o Smart Key System: Click here
w/ Smart Key System: Click here
PROCEDURE
1. |
CHECK FOR DTC (RADAR CRUISE 2) |
(a) Clear the DTCs.
Click here
(b) Make sure that the DTC detection conditions are met.
HINT:
If the detection conditions are not met, the system cannot detect the malfunction.
(c) Check for DTCs.
Click here
Result |
Proceed to |
---|---|
DTC C1A52 is not output |
A |
DTC C1A52 is output |
B |
A |
USE SIMULATION METHOD TO CHECK |
|
2. |
REPLACE ECM |
(a) Replace the ECM.
Click here
|
3. |
CHECK FOR DTC (RADAR CRUISE 2) |
(a) Clear the DTCs.
Click here
(b) Make sure that the DTC detection conditions are met.
HINT:
If the detection conditions are not met, the system cannot detect the malfunction.
(c) Check for DTCs.
Click here
Result |
Proceed to |
---|---|
DTC C1A52 is not output |
A |
DTC C1A52 is output |
B |
A |
END (ECM WAS DEFECTIVE) |
B |
REPLACE MILLIMETER WAVE RADAR SENSOR ASSEMBLY |
Main Body ECU Vehicle Information Reading/Writing Process Malfunction (B15F6)
DESCRIPTION
This DTC is stored when items controlled by the main body ECU cannot be customized
via the navigation system vehicle customization screen.
HINT:
The main body ECU controls the items for the following systems that are customizable
via the navigation receiver assembly screen:
...
Open or Short in Rear Speed Sensor RH Circuit (C1407,C1408)
DESCRIPTION
Refer to DTCs C1403 and C1404 (See page ).
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
C1407
Open or Short in Rear Speed Sensor RH Circuit
Either of the following is detected:
...
Removal
REMOVAL
CAUTION / NOTICE / HINT
HINT:
If the bumper is damaged, there is a possibility that the installation area of
the blind spot monitor sensor may be deformed and the blind spot monitor system
may not operate correctly, so visually inspect the blind spot monitor sensor installation
area ...